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forked from me/IronOS

Drivers + Threads

This commit is contained in:
Ben V. Brown
2020-05-29 21:49:13 +10:00
parent 8d59b072ef
commit 6bb56c28ba
19 changed files with 487 additions and 461 deletions

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/*
* Buttons.c
*
* Created on: 29 May 2020
* Author: Ralim
*/
#include <Buttons.hpp>
#include "FreeRTOS.h"
#include "task.h"
#include "gui.hpp"
uint32_t lastButtonTime = 0;
ButtonState getButtonState() {
/*
* Read in the buttons and then determine if a state change needs to occur
*/
/*
* If the previous state was 00 Then we want to latch the new state if
* different & update time
* If the previous state was !00 Then we want to search if we trigger long
* press (buttons still down), or if release we trigger press
* (downtime>filter)
*/
static uint8_t previousState = 0;
static uint32_t previousStateChange = 0;
const uint16_t timeout = 40;
uint8_t currentState;
currentState = (getButtonA()) << 0;
currentState |= (getButtonB()) << 1;
if (currentState)
lastButtonTime = xTaskGetTickCount();
if (currentState == previousState) {
if (currentState == 0)
return BUTTON_NONE;
if ((xTaskGetTickCount() - previousStateChange) > timeout) {
// User has been holding the button down
// We want to send a button is held message
if (currentState == 0x01)
return BUTTON_F_LONG;
else if (currentState == 0x02)
return BUTTON_B_LONG;
else
return BUTTON_NONE; // Both being held case, we dont long hold this
} else
return BUTTON_NONE;
} else {
// A change in button state has occurred
ButtonState retVal = BUTTON_NONE;
if (currentState) {
// User has pressed a button down (nothing done on down)
if (currentState != previousState) {
// There has been a change in the button states
// If there is a rising edge on one of the buttons from double press we
// want to mask that out As users are having issues with not release
// both at once
if (previousState == 0x03)
currentState = 0x03;
}
} else {
// User has released buttons
// If they previously had the buttons down we want to check if they were <
// long hold and trigger a press
if ((xTaskGetTickCount() - previousStateChange) < timeout) {
// The user didn't hold the button for long
// So we send button press
if (previousState == 0x01)
retVal = BUTTON_F_SHORT;
else if (previousState == 0x02)
retVal = BUTTON_B_SHORT;
else
retVal = BUTTON_BOTH; // Both being held case
}
}
previousState = currentState;
previousStateChange = xTaskGetTickCount();
return retVal;
}
return BUTTON_NONE;
}
void waitForButtonPress() {
// we are just lazy and sleep until user confirms button press
// This also eats the button press event!
ButtonState buttons = getButtonState();
while (buttons) {
buttons = getButtonState();
GUIDelay();
}
while (!buttons) {
buttons = getButtonState();
GUIDelay();
}
}
void waitForButtonPressOrTimeout(uint32_t timeout) {
timeout += xTaskGetTickCount();
// calculate the exit point
ButtonState buttons = getButtonState();
while (buttons) {
buttons = getButtonState();
GUIDelay();
if (xTaskGetTickCount() > timeout)
return;
}
while (!buttons) {
buttons = getButtonState();
GUIDelay();
if (xTaskGetTickCount() > timeout)
return;
}
}

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/*
* GUIThread.cpp
*
* Created on: 19 Aug 2019
* Author: ralim
*/
#include <MMA8652FC.hpp>
#include <gui.hpp>
#include <main.hpp>
#include "LIS2DH12.hpp"
#include <history.hpp>
#include <power.hpp>
#include "Settings.h"
#include "Translation.h"
#include "cmsis_os.h"
#include "stdlib.h"
#include "stm32f1xx_hal.h"
#include "string.h"
#include "TipThermoModel.h"
#include "unit.h"
#include "../../configuration.h"
#include "Buttons.hpp"
extern uint8_t PCBVersion;
// File local variables
extern uint32_t currentTempTargetDegC;
extern uint8_t accelInit;
extern uint32_t lastMovementTime;
extern int16_t idealQCVoltage;
extern osThreadId GUITaskHandle;
extern osThreadId MOVTaskHandle;
extern osThreadId PIDTaskHandle;
// TODO: express time constants in terms of dividends of portTICK_RATE_MS
#define MOVEMENT_INACTIVITY_TIME 6000
#define BUTTON_INACTIVITY_TIME 6000
static uint16_t min(uint16_t a, uint16_t b) {
if (a > b)
return b;
else
return a;
}
void printVoltage() {
uint32_t volt = getInputVoltageX10(systemSettings.voltageDiv, 0);
OLED::printNumber(volt / 10, 2);
OLED::print(SymbolDot);
OLED::printNumber(volt % 10, 1);
}
void GUIDelay() {
// Called in all UI looping tasks,
// This limits the re-draw rate to the LCD and also lets the DMA run
// As the gui task can very easily fill this bus with transactions, which will
// prevent the movement detection from running
osDelay(50);
}
void gui_drawTipTemp(bool symbol) {
// Draw tip temp handling unit conversion & tolerance near setpoint
uint16_t Temp = 0;
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
Temp = TipThermoModel::getTipInF();
else
#endif
Temp = TipThermoModel::getTipInC();
OLED::printNumber(Temp, 3); // Draw the tip temp out finally
if (symbol) {
if (OLED::getFont() == 0) {
//Big font, can draw nice symbols
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
OLED::drawSymbol(0);
else
#endif
OLED::drawSymbol(1);
} else {
//Otherwise fall back to chars
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
OLED::print(SymbolDegF);
else
#endif
OLED::print(SymbolDegC);
}
}
}
#ifdef MODEL_TS100
// returns true if undervoltage has occured
static bool checkVoltageForExit() {
uint16_t v = getInputVoltageX10(systemSettings.voltageDiv, 0);
//Dont check for first 1.5 seconds while the ADC stabilizes and the DMA fills the buffer
if (xTaskGetTickCount() > 150) {
if ((v < lookupVoltageLevel(systemSettings.cutoutSetting))) {
GUIDelay();
OLED::clearScreen();
OLED::setCursor(0, 0);
if (systemSettings.detailedSoldering) {
OLED::setFont(1);
OLED::print(UndervoltageString);
OLED::setCursor(0, 8);
OLED::print(InputVoltageString);
printVoltage();
OLED::print(SymbolVolts);
} else {
OLED::setFont(0);
OLED::print(UVLOWarningString);
}
OLED::refresh();
currentTempTargetDegC = 0;
waitForButtonPress();
return true;
}
}
return false;
}
#endif
static void gui_drawBatteryIcon() {
#ifdef MODEL_TS100
if (systemSettings.cutoutSetting) {
// User is on a lithium battery
// we need to calculate which of the 10 levels they are on
uint8_t cellCount = systemSettings.cutoutSetting + 2;
uint32_t cellV = getInputVoltageX10(systemSettings.voltageDiv, 0)
/ cellCount;
// Should give us approx cell voltage X10
// Range is 42 -> 33 = 9 steps therefore we will use battery 1-10
if (cellV < 33)
cellV = 33;
cellV -= 33; // Should leave us a number of 0-9
if (cellV > 9)
cellV = 9;
OLED::drawBattery(cellV + 1);
} else
OLED::drawSymbol(15); // Draw the DC Logo
#else
// On TS80 we replace this symbol with the voltage we are operating on
// If <9V then show single digit, if not show duals
uint8_t V = getInputVoltageX10(systemSettings.voltageDiv, 0);
if (V % 10 >= 5)
V = V / 10 + 1; // round up
else
V = V / 10;
if (V >= 10) {
int16_t xPos = OLED::getCursorX();
OLED::setFont(1);
OLED::printNumber(1, 1);
OLED::setCursor(xPos, 8);
OLED::printNumber(V % 10, 1);
OLED::setFont(0);
OLED::setCursor(xPos + 12, 0); // need to reset this as if we drew a wide char
} else {
OLED::printNumber(V, 1);
}
#endif
}
static void gui_solderingTempAdjust() {
uint32_t lastChange = xTaskGetTickCount();
currentTempTargetDegC = 0;
uint32_t autoRepeatTimer = 0;
uint8_t autoRepeatAcceleration = 0;
for (;;) {
OLED::setCursor(0, 0);
OLED::clearScreen();
OLED::setFont(0);
ButtonState buttons = getButtonState();
if (buttons)
lastChange = xTaskGetTickCount();
switch (buttons) {
case BUTTON_NONE:
// stay
break;
case BUTTON_BOTH:
// exit
return;
break;
case BUTTON_B_LONG:
if (xTaskGetTickCount() - autoRepeatTimer
+ autoRepeatAcceleration> PRESS_ACCEL_INTERVAL_MAX) {
if(systemSettings.ReverseButtonTempChangeEnabled) {
systemSettings.SolderingTemp += systemSettings.TempChangeLongStep;
} else systemSettings.SolderingTemp -= systemSettings.TempChangeLongStep;
autoRepeatTimer = xTaskGetTickCount();
autoRepeatAcceleration += PRESS_ACCEL_STEP;
}
break;
case BUTTON_B_SHORT:
if(systemSettings.ReverseButtonTempChangeEnabled) {
systemSettings.SolderingTemp += systemSettings.TempChangeShortStep;
} else systemSettings.SolderingTemp -= systemSettings.TempChangeShortStep;
break;
case BUTTON_F_LONG:
if (xTaskGetTickCount() - autoRepeatTimer
+ autoRepeatAcceleration> PRESS_ACCEL_INTERVAL_MAX) {
if(systemSettings.ReverseButtonTempChangeEnabled) {
systemSettings.SolderingTemp -= systemSettings.TempChangeLongStep;
} else systemSettings.SolderingTemp += systemSettings.TempChangeLongStep;
autoRepeatTimer = xTaskGetTickCount();
autoRepeatAcceleration += PRESS_ACCEL_STEP;
}
break;
case BUTTON_F_SHORT:
if(systemSettings.ReverseButtonTempChangeEnabled) {
systemSettings.SolderingTemp -= systemSettings.TempChangeShortStep; // add 10
} else systemSettings.SolderingTemp += systemSettings.TempChangeShortStep; // add 10
break;
default:
break;
}
if ((PRESS_ACCEL_INTERVAL_MAX - autoRepeatAcceleration)
< PRESS_ACCEL_INTERVAL_MIN) {
autoRepeatAcceleration = PRESS_ACCEL_INTERVAL_MAX
- PRESS_ACCEL_INTERVAL_MIN;
}
// constrain between 10-450 C
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF) {
if (systemSettings.SolderingTemp > 850)
systemSettings.SolderingTemp = 850;
if (systemSettings.SolderingTemp < 60)
systemSettings.SolderingTemp = 60;
}
else
#endif
{
if (systemSettings.SolderingTemp > 450)
systemSettings.SolderingTemp = 450;
if (systemSettings.SolderingTemp < 10)
systemSettings.SolderingTemp = 10;
}
if (xTaskGetTickCount() - lastChange > 200)
return; // exit if user just doesn't press anything for a bit
#ifdef MODEL_TS80
if (!OLED::getRotation()) {
#else
if (OLED::getRotation()) {
#endif
OLED::print(systemSettings.ReverseButtonTempChangeEnabled ? SymbolPlus:SymbolMinus);
} else {
OLED::print(systemSettings.ReverseButtonTempChangeEnabled ? SymbolMinus:SymbolPlus);
}
OLED::print(SymbolSpace);
OLED::printNumber(systemSettings.SolderingTemp, 3);
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
OLED::drawSymbol(0);
else
#endif
{
OLED::drawSymbol(1);
}
OLED::print(SymbolSpace);
#ifdef MODEL_TS80
if (!OLED::getRotation()) {
#else
if (OLED::getRotation()) {
#endif
OLED::print(systemSettings.ReverseButtonTempChangeEnabled ? SymbolMinus:SymbolPlus);
} else {
OLED::print(systemSettings.ReverseButtonTempChangeEnabled ? SymbolPlus:SymbolMinus);
}
OLED::refresh();
GUIDelay();
}
}
static int gui_SolderingSleepingMode(bool stayOff) {
// Drop to sleep temperature and display until movement or button press
for (;;) {
ButtonState buttons = getButtonState();
if (buttons)
return 0;
if ((xTaskGetTickCount() > 100)
&& ((accelInit && (xTaskGetTickCount() - lastMovementTime < 100))
|| (xTaskGetTickCount() - lastButtonTime < 100)))
return 0; // user moved or pressed a button, go back to soldering
#ifdef MODEL_TS100
if (checkVoltageForExit())
return 1; // return non-zero on error
#endif
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF) {
currentTempTargetDegC = stayOff ? 0 : TipThermoModel::convertFtoC(
min(systemSettings.SleepTemp,
systemSettings.SolderingTemp));
} else
#endif
{
currentTempTargetDegC = stayOff ? 0 : min(systemSettings.SleepTemp,
systemSettings.SolderingTemp);
}
// draw the lcd
uint16_t tipTemp;
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
tipTemp = TipThermoModel::getTipInF();
else
#endif
{
tipTemp = TipThermoModel::getTipInC();
}
OLED::clearScreen();
OLED::setCursor(0, 0);
if (systemSettings.detailedSoldering) {
OLED::setFont(1);
OLED::print(SleepingAdvancedString);
OLED::setCursor(0, 8);
OLED::print(SleepingTipAdvancedString);
OLED::printNumber(tipTemp, 3);
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
OLED::print(SymbolDegF);
else
#endif
{
OLED::print(SymbolDegC);
}
OLED::print(SymbolSpace);
printVoltage();
OLED::print(SymbolVolts);
} else {
OLED::setFont(0);
OLED::print(SleepingSimpleString);
OLED::printNumber(tipTemp, 3);
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
OLED::drawSymbol(0);
else
#endif
{
OLED::drawSymbol(1);
}
}
if (systemSettings.ShutdownTime) // only allow shutdown exit if time > 0
if (lastMovementTime)
if (((uint32_t) (xTaskGetTickCount() - lastMovementTime))
> (uint32_t) (systemSettings.ShutdownTime * 60 * 100)) {
// shutdown
currentTempTargetDegC = 0;
return 1; // we want to exit soldering mode
}
OLED::refresh();
GUIDelay();
}
return 0;
}
static void display_countdown(int sleepThres) {
/*
* Print seconds or minutes (if > 99 seconds) until sleep
* mode is triggered.
*/
int lastEventTime =
lastButtonTime < lastMovementTime ?
lastMovementTime : lastButtonTime;
int downCount = sleepThres - xTaskGetTickCount() + lastEventTime;
if (downCount > 9900) {
OLED::printNumber(downCount / 6000 + 1, 2);
OLED::print(SymbolMinutes);
} else {
OLED::printNumber(downCount / 100 + 1, 2);
OLED::print(SymbolSeconds);
}
}
static void gui_solderingMode(uint8_t jumpToSleep) {
/*
* * Soldering (gui_solderingMode)
* -> Main loop where we draw temp, and animations
* --> User presses buttons and they goto the temperature adjust screen
* ---> Display the current setpoint temperature
* ---> Use buttons to change forward and back on temperature
* ---> Both buttons or timeout for exiting
* --> Long hold front button to enter boost mode
* ---> Just temporarily sets the system into the alternate temperature for
* PID control
* --> Long hold back button to exit
* --> Double button to exit
*/
bool boostModeOn = false;
uint32_t sleepThres = 0;
if (systemSettings.SleepTime < 6)
sleepThres = systemSettings.SleepTime * 10 * 100;
else
sleepThres = (systemSettings.SleepTime - 5) * 60 * 100;
if (jumpToSleep) {
if (gui_SolderingSleepingMode(jumpToSleep == 2)) {
lastButtonTime = xTaskGetTickCount();
return; // If the function returns non-0 then exit
}
}
for (;;) {
ButtonState buttons = getButtonState();
switch (buttons) {
case BUTTON_NONE:
// stay
boostModeOn = false;
break;
case BUTTON_BOTH:
// exit
return;
break;
case BUTTON_B_LONG:
return; // exit on back long hold
break;
case BUTTON_F_LONG:
// if boost mode is enabled turn it on
if (systemSettings.boostModeEnabled)
boostModeOn = true;
break;
case BUTTON_F_SHORT:
case BUTTON_B_SHORT: {
uint16_t oldTemp = systemSettings.SolderingTemp;
gui_solderingTempAdjust(); // goto adjust temp mode
if (oldTemp != systemSettings.SolderingTemp) {
saveSettings(); // only save on change
}
}
break;
default:
break;
}
// else we update the screen information
OLED::setCursor(0, 0);
OLED::clearScreen();
OLED::setFont(0);
//Draw in the screen details
if (systemSettings.detailedSoldering) {
OLED::setFont(1);
OLED::print(SolderingAdvancedPowerPrompt); // Power:
OLED::printNumber(x10WattHistory.average() / 10, 2);
OLED::print(SymbolDot);
OLED::printNumber(x10WattHistory.average() % 10, 1);
OLED::print(SymbolWatts);
if (systemSettings.sensitivity && systemSettings.SleepTime) {
OLED::print(SymbolSpace);
display_countdown(sleepThres);
}
OLED::setCursor(0, 8);
OLED::print(SleepingTipAdvancedString);
//OLED::printNumber(
// TipThermoModel::convertTipRawADCTouV(getTipRawTemp(0)), 5); // Draw the tip temp out finally
gui_drawTipTemp(true);
OLED::print(SymbolSpace);
printVoltage();
OLED::print(SymbolVolts);
} else {
// We switch the layout direction depending on the orientation of the
// OLED::
if (OLED::getRotation()) {
// battery
gui_drawBatteryIcon();
OLED::print(SymbolSpace); // Space out gap between battery <-> temp
gui_drawTipTemp(true); // Draw current tip temp
// We draw boost arrow if boosting, or else gap temp <-> heat
// indicator
if (boostModeOn)
OLED::drawSymbol(2);
else
OLED::print(SymbolSpace);
// Draw heating/cooling symbols
OLED::drawHeatSymbol(X10WattsToPWM(x10WattHistory.average()));
} else {
// Draw heating/cooling symbols
OLED::drawHeatSymbol(X10WattsToPWM(x10WattHistory.average()));
// We draw boost arrow if boosting, or else gap temp <-> heat
// indicator
if (boostModeOn)
OLED::drawSymbol(2);
else
OLED::print(SymbolSpace);
gui_drawTipTemp(true); // Draw current tip temp
OLED::print(SymbolSpace); // Space out gap between battery <-> temp
gui_drawBatteryIcon();
}
}
OLED::refresh();
// Update the setpoints for the temperature
if (boostModeOn) {
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
currentTempTargetDegC = TipThermoModel::convertFtoC(
systemSettings.BoostTemp);
else
#endif
{
currentTempTargetDegC = (systemSettings.BoostTemp);
}
} else {
#ifdef ENABLED_FAHRENHEIT_SUPPORT
if (systemSettings.temperatureInF)
currentTempTargetDegC = TipThermoModel::convertFtoC(
systemSettings.SolderingTemp);
else
#endif
{
currentTempTargetDegC = (systemSettings.SolderingTemp);
}
}
#ifdef MODEL_TS100
// Undervoltage test
if (checkVoltageForExit()) {
lastButtonTime = xTaskGetTickCount();
return;
}
#else
// on the TS80 we only want to check for over voltage to prevent tip damage
/*if (getInputVoltageX10(systemSettings.voltageDiv, 1) > 150) {
lastButtonTime = xTaskGetTickCount();
currentlyActiveTemperatureTarget = 0;
return; // Over voltage
}*/
#endif
if (systemSettings.sensitivity && systemSettings.SleepTime)
if (xTaskGetTickCount() - lastMovementTime > sleepThres
&& xTaskGetTickCount() - lastButtonTime > sleepThres) {
if (gui_SolderingSleepingMode(false)) {
return; // If the function returns non-0 then exit
}
}
//slow down ui update rate
GUIDelay();
}
}
void showDebugMenu(void) {
uint8_t screen = 0;
ButtonState b;
for (;;) {
OLED::clearScreen(); // Ensure the buffer starts clean
OLED::setCursor(0, 0); // Position the cursor at the 0,0 (top left)
OLED::setFont(1); // small font
OLED::print(SymbolVersionNumber); // Print version number
OLED::setCursor(0, 8); // second line
OLED::print(DebugMenu[screen]);
switch (screen) {
case 0: //Just prints date
break;
case 1:
//High water mark for GUI
OLED::printNumber(uxTaskGetStackHighWaterMark(GUITaskHandle), 5);
break;
case 2:
//High water mark for the Movement task
OLED::printNumber(uxTaskGetStackHighWaterMark(MOVTaskHandle), 5);
break;
case 3:
//High water mark for the PID task
OLED::printNumber(uxTaskGetStackHighWaterMark(PIDTaskHandle), 5);
break;
case 4:
//system up time stamp
OLED::printNumber(xTaskGetTickCount() / 100, 5);
break;
case 5:
//Movement time stamp
OLED::printNumber(lastMovementTime / 100, 5);
break;
case 6:
//Raw Tip
{
uint32_t temp = systemSettings.CalibrationOffset;
systemSettings.CalibrationOffset = 0;
OLED::printNumber(
TipThermoModel::convertTipRawADCTouV(getTipRawTemp(1)), 6);
systemSettings.CalibrationOffset = temp;
}
break;
case 7:
//Temp in C
OLED::printNumber(TipThermoModel::getTipInC(1), 5);
break;
case 8:
//Handle Temp
OLED::printNumber(getHandleTemperature(), 3);
break;
case 9:
//Voltage input
printVoltage();
break;
case 10:
// Print PCB ID number
OLED::printNumber(PCBVersion, 1);
break;
default:
break;
}
OLED::refresh();
b = getButtonState();
if (b == BUTTON_B_SHORT)
return;
else if (b == BUTTON_F_SHORT) {
screen++;
screen = screen % 11;
}
GUIDelay();
}
}
/* StartGUITask function */
void startGUITask(void const *argument __unused) {
FRToSI2C::FRToSInit();
uint8_t tempWarningState = 0;
bool buttonLockout = false;
bool tempOnDisplay = false;
getTipRawTemp(1); // reset filter
OLED::setRotation(systemSettings.OrientationMode & 1);
uint32_t ticks = xTaskGetTickCount();
ticks += 400; // 4 seconds from now
while (xTaskGetTickCount() < ticks) {
if (showBootLogoIfavailable() == false)
ticks = xTaskGetTickCount();
ButtonState buttons = getButtonState();
if (buttons)
ticks = xTaskGetTickCount(); // make timeout now so we will exit
GUIDelay();
}
if (settingsWereReset) {
//Display alert settings were reset
OLED::clearScreen();
OLED::setFont(1);
OLED::setCursor(0, 0);
OLED::print(SettingsResetMessage);
OLED::refresh();
waitForButtonPressOrTimeout(1000);
}
if (systemSettings.autoStartMode) {
// jump directly to the autostart mode
if (systemSettings.autoStartMode == 1)
{
gui_solderingMode(0);
buttonLockout = true;
}
else if (systemSettings.autoStartMode == 2)
{
gui_solderingMode(1);
buttonLockout = true;
}
else if (systemSettings.autoStartMode == 3)
{
gui_solderingMode(2);
buttonLockout = true;
}
}
#ifdef ACCELDEBUG
for (;;) {
HAL_IWDG_Refresh(&hiwdg);
osDelay(100);
}
//^ Kept here for a way to block this thread
#endif
for (;;) {
ButtonState buttons = getButtonState();
if (buttons != BUTTON_NONE) {
OLED::setDisplayState(OLED::DisplayState::ON);
OLED::setFont(0);
}
if (tempWarningState == 2)
buttons = BUTTON_F_SHORT;
if (buttons != BUTTON_NONE && buttonLockout)
buttons = BUTTON_NONE;
else
buttonLockout = false;
switch (buttons) {
case BUTTON_NONE:
// Do nothing
break;
case BUTTON_BOTH:
// Not used yet
// In multi-language this might be used to reset language on a long hold
// or some such
break;
case BUTTON_B_LONG:
// Show the version information
showDebugMenu();
break;
case BUTTON_F_LONG:
gui_solderingTempAdjust();
saveSettings();
break;
case BUTTON_F_SHORT:
gui_solderingMode(0); // enter soldering mode
buttonLockout = true;
break;
case BUTTON_B_SHORT:
enterSettingsMenu(); // enter the settings menu
buttonLockout = true;
break;
default:
break;
}
currentTempTargetDegC = 0; // ensure tip is off
getInputVoltageX10(systemSettings.voltageDiv, 0);
uint16_t tipTemp = TipThermoModel::getTipInC();
// Preemptively turn the display on. Turn it off if and only if
// the tip temperature is below 50 degrees C *and* motion sleep
// detection is enabled *and* there has been no activity (movement or
// button presses) in a while.
OLED::setDisplayState(OLED::DisplayState::ON);
if ((tipTemp < 50) && systemSettings.sensitivity
&& (((xTaskGetTickCount() - lastMovementTime)
> MOVEMENT_INACTIVITY_TIME)
&& ((xTaskGetTickCount() - lastButtonTime)
> BUTTON_INACTIVITY_TIME))) {
OLED::setDisplayState(OLED::DisplayState::OFF);
}
// Clear the lcd buffer
OLED::clearScreen();
OLED::setCursor(0, 0);
if (systemSettings.detailedIDLE) {
OLED::setFont(1);
if (tipTemp > 470) {
OLED::print(TipDisconnectedString);
} else {
OLED::print(IdleTipString);
gui_drawTipTemp(false);
OLED::print(IdleSetString);
OLED::printNumber(systemSettings.SolderingTemp, 3);
}
OLED::setCursor(0, 8);
OLED::print(InputVoltageString);
printVoltage();
} else {
OLED::setFont(0);
#ifdef MODEL_TS80
if (!OLED::getRotation()) {
#else
if (OLED::getRotation()) {
#endif
OLED::drawArea(12, 0, 84, 16, idleScreenBG);
OLED::setCursor(0, 0);
gui_drawBatteryIcon();
} else {
OLED::drawArea(0, 0, 84, 16, idleScreenBGF); // Needs to be flipped so button ends up
// on right side of screen
OLED::setCursor(84, 0);
gui_drawBatteryIcon();
}
if (tipTemp > 55)
tempOnDisplay = true;
else if (tipTemp < 45)
tempOnDisplay = false;
if (tempOnDisplay) {
// draw temp over the start soldering button
// Location changes on screen rotation
#ifdef MODEL_TS80
if (!OLED::getRotation()) {
#else
if (OLED::getRotation()) {
#endif
// in right handed mode we want to draw over the first part
OLED::fillArea(55, 0, 41, 16, 0); // clear the area for the temp
OLED::setCursor(56, 0);
} else {
OLED::fillArea(0, 0, 41, 16, 0); // clear the area
OLED::setCursor(0, 0);
}
// draw in the temp
if (!(systemSettings.coolingTempBlink
&& (xTaskGetTickCount() % 25 < 16)))
gui_drawTipTemp(false); // draw in the temp
}
}
OLED::refresh();
GUIDelay();
}
}

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@@ -1,52 +0,0 @@
/*
* LIS2DH12.cpp
*
* Created on: 27Feb.,2018
* Author: Ralim
*/
#include <array>
#include "LIS2DH12.hpp"
#include "cmsis_os.h"
typedef struct {
const uint8_t reg;
const uint8_t value;
} LIS_REG;
static const LIS_REG i2c_registers[] = { { LIS_CTRL_REG1, 0x17 }, // 25Hz
{ LIS_CTRL_REG2, 0b00001000 }, // Highpass filter off
{ LIS_CTRL_REG3, 0b01100000 }, // Setup interrupt pins
{ LIS_CTRL_REG4, 0b00001000 }, // Block update mode off, HR on
{ LIS_CTRL_REG5, 0b00000010 }, { LIS_CTRL_REG6, 0b01100010 },
//Basically setup the unit to run, and enable 4D orientation detection
{ LIS_INT2_CFG, 0b01111110 }, //setup for movement detection
{ LIS_INT2_THS, 0x28 }, { LIS_INT2_DURATION, 64 }, {
LIS_INT1_CFG, 0b01111110 }, { LIS_INT1_THS, 0x28 }, {
LIS_INT1_DURATION, 64 } };
void LIS2DH12::initalize() {
for (size_t index = 0;
index < (sizeof(i2c_registers) / sizeof(i2c_registers[0]));
index++) {
FRToSI2C::I2C_RegisterWrite(LIS2DH_I2C_ADDRESS,
i2c_registers[index].reg, i2c_registers[index].value);
}
}
void LIS2DH12::getAxisReadings(int16_t &x, int16_t &y, int16_t &z) {
std::array<int16_t, 3> sensorData;
FRToSI2C::Mem_Read(LIS2DH_I2C_ADDRESS, 0xA8, I2C_MEMADD_SIZE_8BIT,
reinterpret_cast<uint8_t*>(sensorData.begin()),
sensorData.size() * sizeof(int16_t));
x = sensorData[0];
y = sensorData[1];
z = sensorData[2];
}
bool LIS2DH12::detect() {
return FRToSI2C::probe(LIS2DH_I2C_ADDRESS);
}

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@@ -1,88 +0,0 @@
/*
* MMA8652FC.cpp
*
* Created on: 31Aug.,2017
* Author: Ben V. Brown
*/
#include <array>
#include "MMA8652FC.hpp"
#include "cmsis_os.h"
typedef struct {
const uint8_t reg;
const uint8_t val;
} MMA_REG;
static const MMA_REG i2c_registers[] = { { CTRL_REG2, 0 }, //Normal mode
{ CTRL_REG2, 0x40 }, // Reset all registers to POR values
{ FF_MT_CFG_REG, 0x78 }, // Enable motion detection for X, Y, Z axis, latch disabled
{ PL_CFG_REG, 0x40 }, //Enable the orientation detection
{ PL_COUNT_REG, 200 }, //200 count debounce
{ PL_BF_ZCOMP_REG, 0b01000111 }, //Set the threshold to 42 degrees
{ P_L_THS_REG, 0b10011100 }, //Up the trip angles
{ CTRL_REG4, 0x01 | (1 << 4) }, // Enable dataready interrupt & orientation interrupt
{ CTRL_REG5, 0x01 }, // Route data ready interrupts to INT1 ->PB5 ->EXTI5, leaving orientation routed to INT2
{ CTRL_REG2, 0x12 }, //Set maximum resolution oversampling
{ XYZ_DATA_CFG_REG, (1 << 4) }, //select high pass filtered data
{ HP_FILTER_CUTOFF_REG, 0x03 }, //select high pass filtered data
{ CTRL_REG1, 0x19 } // ODR=12 Hz, Active mode
};
void MMA8652FC::initalize() {
size_t index = 0;
//send all the init commands to the unit
FRToSI2C::I2C_RegisterWrite(MMA8652FC_I2C_ADDRESS, i2c_registers[index].reg,
i2c_registers[index].val);
index++;
FRToSI2C::I2C_RegisterWrite(MMA8652FC_I2C_ADDRESS, i2c_registers[index].reg,
i2c_registers[index].val);
index++;
HAL_Delay(2); // ~1ms delay
while (index < (sizeof(i2c_registers) / sizeof(i2c_registers[0]))) {
FRToSI2C::I2C_RegisterWrite(MMA8652FC_I2C_ADDRESS,
i2c_registers[index].reg, i2c_registers[index].val);
index++;
}
}
Orientation MMA8652FC::getOrientation() {
//First read the PL_STATUS register
uint8_t plStatus = FRToSI2C::I2C_RegisterRead(MMA8652FC_I2C_ADDRESS,
PL_STATUS_REG);
if ((plStatus & 0b10000000) == 0b10000000) {
plStatus >>= 1; //We don't need the up/down bit
plStatus &= 0x03; //mask to the two lower bits
//0 == left handed
//1 == right handed
return static_cast<Orientation>(plStatus);
}
return ORIENTATION_FLAT;
}
void MMA8652FC::getAxisReadings(int16_t &x, int16_t &y, int16_t &z) {
std::array<int16_t, 3> sensorData;
FRToSI2C::Mem_Read(MMA8652FC_I2C_ADDRESS, OUT_X_MSB_REG,
I2C_MEMADD_SIZE_8BIT, reinterpret_cast<uint8_t*>(sensorData.begin()),
sensorData.size() * sizeof(int16_t));
x = static_cast<int16_t>(__builtin_bswap16(
*reinterpret_cast<uint16_t*>(&sensorData[0])));
y = static_cast<int16_t>(__builtin_bswap16(
*reinterpret_cast<uint16_t*>(&sensorData[1])));
z = static_cast<int16_t>(__builtin_bswap16(
*reinterpret_cast<uint16_t*>(&sensorData[2])));
}
bool MMA8652FC::detect() {
return FRToSI2C::probe(MMA8652FC_I2C_ADDRESS);
}

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@@ -1,486 +0,0 @@
/*
* OLED.cpp
*
* Created on: 29Aug.,2017
* Author: Ben V. Brown
*/
#include <string.h>
#include <OLED.hpp>
#include <stdlib.h>
#include "Translation.h"
#include "cmsis_os.h"
#include "../../configuration.h"
const uint8_t *OLED::currentFont; // Pointer to the current font used for
// rendering to the buffer
uint8_t *OLED::firstStripPtr; // Pointers to the strips to allow for buffer
// having extra content
uint8_t *OLED::secondStripPtr; // Pointers to the strips
bool OLED::inLeftHandedMode; // Whether the screen is in left or not (used for
// offsets in GRAM)
OLED::DisplayState OLED::displayState;
uint8_t OLED::fontWidth, OLED::fontHeight;
int16_t OLED::cursor_x, OLED::cursor_y;
uint8_t OLED::displayOffset;
uint8_t OLED::screenBuffer[16 + (OLED_WIDTH * 2) + 10]; // The data buffer
uint8_t OLED::secondFrameBuffer[OLED_WIDTH * 2];
/*Setup params for the OLED screen*/
/*http://www.displayfuture.com/Display/datasheet/controller/SSD1307.pdf*/
/*All commands are prefixed with 0x80*/
/*Data packets are prefixed with 0x40*/
uint8_t OLED_Setup_Array[] = {
/**/
0x80, 0xAE, /*Display off*/
0x80, 0xD5, /*Set display clock divide ratio / osc freq*/
0x80, 0x52, /*Divide ratios*/
0x80, 0xA8, /*Set Multiplex Ratio*/
0x80, 0x0F, /*16 == max brightness,39==dimmest*/
0x80, 0xC0, /*Set COM Scan direction*/
0x80, 0xD3, /*Set vertical Display offset*/
0x80, 0x00, /*0 Offset*/
0x80, 0x40, /*Set Display start line to 0*/
0x80, 0xA0, /*Set Segment remap to normal*/
0x80, 0x8D, /*Charge Pump*/
0x80, 0x14, /*Charge Pump settings*/
0x80, 0xDA, /*Set VCOM Pins hardware config*/
0x80, 0x02, /*Combination 2*/
0x80, 0x81, /*Contrast*/
0x80, 0x33, /*^51*/
0x80, 0xD9, /*Set pre-charge period*/
0x80, 0xF1, /*Pre charge period*/
0x80, 0xDB, /*Adjust VCOMH regulator ouput*/
0x80, 0x30, /*VCOM level*/
0x80, 0xA4, /*Enable the display GDDR*/
0x80, 0XA6, /*Normal display*/
0x80, 0x20, /*Memory Mode*/
0x80, 0x00, /*Wrap memory*/
0x80, 0xAF /*Display on*/
};
// Setup based on the SSD1307 and modified for the SSD1306
const uint8_t REFRESH_COMMANDS[17] = { 0x80, 0xAF, 0x80, 0x21, 0x80, 0x20, 0x80,
0x7F, 0x80, 0xC0, 0x80, 0x22, 0x80, 0x00, 0x80, 0x01, 0x40 };
/*
* Animation timing function that follows a bezier curve.
* @param t A given percentage value [0..<100]
* Returns a new percentage value with ease in and ease out.
* Original floating point formula: t * t * (3.0f - 2.0f * t);
*/
static uint8_t easeInOutTiming(uint8_t t) {
return t * t * (300 - 2 * t) / 10000;
}
/*
* Returns the value between a and b, using a percentage value t.
* @param a The value associated with 0%
* @param b The value associated with 100%
* @param t The percentage [0..<100]
*/
static uint8_t lerp(uint8_t a, uint8_t b, uint8_t t) {
return a + t * (b - a) / 100;
}
void OLED::initialize() {
cursor_x = cursor_y = 0;
currentFont = USER_FONT_12;
fontWidth = 12;
inLeftHandedMode = false;
firstStripPtr = &screenBuffer[FRAMEBUFFER_START];
secondStripPtr = &screenBuffer[FRAMEBUFFER_START + OLED_WIDTH];
fontHeight = 16;
displayOffset = 0;
memcpy(&screenBuffer[0], &REFRESH_COMMANDS[0], sizeof(REFRESH_COMMANDS));
// Set the display to be ON once the settings block is sent and send the
// initialisation data to the OLED.
setDisplayState(DisplayState::ON);
FRToSI2C::Transmit(DEVICEADDR_OLED, &OLED_Setup_Array[0],
sizeof(OLED_Setup_Array));
}
void OLED::setFramebuffer(uint8_t *buffer) {
if (buffer == NULL) {
firstStripPtr = &screenBuffer[FRAMEBUFFER_START];
secondStripPtr = &screenBuffer[FRAMEBUFFER_START + OLED_WIDTH];
return;
}
firstStripPtr = &buffer[0];
secondStripPtr = &buffer[OLED_WIDTH];
}
/*
* Prints a char to the screen.
* UTF font handling is done using the two input chars.
* Precursor is the command char that is used to select the table.
*/
void OLED::drawChar(char c) {
if (c == '\x01' && cursor_y == 0) { // 0x01 is used as new line char
cursor_x = 0;
cursor_y = 8;
return;
} else if (c == 0) {
return;
}
uint16_t index = c - 2; //First index is \x02
uint8_t *charPointer;
charPointer = ((uint8_t*) currentFont)
+ ((fontWidth * (fontHeight / 8)) * index);
drawArea(cursor_x, cursor_y, fontWidth, fontHeight, charPointer);
cursor_x += fontWidth;
}
/*
* Draws a one pixel wide scrolling indicator. y is the upper vertical position
* of the indicator in pixels (0..<16).
*/
void OLED::drawScrollIndicator(uint8_t y, uint8_t height) {
union u_type {
uint16_t whole;
uint8_t strips[2];
} column;
column.whole = (1 << height) - 1;
column.whole <<= y;
// Draw a one pixel wide bar to the left with a single pixel as
// the scroll indicator.
fillArea(OLED_WIDTH - 1, 0, 1, 8, column.strips[0]);
fillArea(OLED_WIDTH - 1, 8, 1, 8, column.strips[1]);
}
/**
* Plays a transition animation between two framebuffers.
* @param forwardNavigation Direction of the navigation animation.
*
* If forward is true, this displays a forward navigation to the second framebuffer contents.
* Otherwise a rewinding navigation animation is shown to the second framebuffer contents.
*/
void OLED::transitionSecondaryFramebuffer(bool forwardNavigation) {
uint8_t *firstBackStripPtr = &secondFrameBuffer[0];
uint8_t *secondBackStripPtr = &secondFrameBuffer[OLED_WIDTH];
uint32_t totalDuration = 50; // 500ms
uint32_t duration = 0;
uint32_t start = xTaskGetTickCount();
uint8_t offset = 0;
while (duration <= totalDuration) {
duration = xTaskGetTickCount() - start;
uint8_t progress = duration * 100 / totalDuration;
progress = easeInOutTiming(progress);
progress = lerp(0, OLED_WIDTH, progress);
if (progress > OLED_WIDTH) {
progress = OLED_WIDTH;
}
// When forward, current contents move to the left out.
// Otherwise the contents move to the right out.
uint8_t oldStart = forwardNavigation ? 0 : progress;
uint8_t oldPrevious = forwardNavigation ? progress - offset : offset;
// Content from the second framebuffer moves in from the right (forward)
// or from the left (not forward).
uint8_t newStart = forwardNavigation ? OLED_WIDTH - progress : 0;
uint8_t newEnd = forwardNavigation ? 0 : OLED_WIDTH - progress;
offset = progress;
memmove(&firstStripPtr[oldStart], &firstStripPtr[oldPrevious], OLED_WIDTH - progress);
memmove(&secondStripPtr[oldStart], &secondStripPtr[oldPrevious], OLED_WIDTH - progress);
memmove(&firstStripPtr[newStart], &firstBackStripPtr[newEnd], progress);
memmove(&secondStripPtr[newStart], &secondBackStripPtr[newEnd], progress);
refresh();
osDelay(40);
}
}
void OLED::useSecondaryFramebuffer(bool useSecondary) {
if (useSecondary) {
setFramebuffer(secondFrameBuffer);
} else {
setFramebuffer(NULL);
}
}
void OLED::setRotation(bool leftHanded) {
#ifdef MODEL_TS80
leftHanded = !leftHanded;
#endif
if (inLeftHandedMode == leftHanded) {
return;
}
// send command struct again with changes
if (leftHanded) {
OLED_Setup_Array[11] = 0xC8; // c1?
OLED_Setup_Array[19] = 0xA1;
} else {
OLED_Setup_Array[11] = 0xC0;
OLED_Setup_Array[19] = 0xA0;
}
FRToSI2C::Transmit(DEVICEADDR_OLED, (uint8_t*) OLED_Setup_Array,
sizeof(OLED_Setup_Array));
inLeftHandedMode = leftHanded;
screenBuffer[5] = inLeftHandedMode ? 0 : 32; // display is shifted by 32 in left handed
// mode as driver ram is 128 wide
screenBuffer[7] = inLeftHandedMode ? 95 : 0x7F; // End address of the ram segment we are writing to (96 wide)
screenBuffer[9] = inLeftHandedMode ? 0xC8 : 0xC0;
}
// print a string to the current cursor location
void OLED::print(const char *str) {
while (str[0]) {
drawChar(str[0]);
str++;
}
}
void OLED::setFont(uint8_t fontNumber) {
if (fontNumber == 1) {
// small font
currentFont = USER_FONT_6x8;
fontHeight = 8;
fontWidth = 6;
} else if (fontNumber == 2) {
currentFont = ExtraFontChars;
fontHeight = 16;
fontWidth = 12;
} else {
currentFont = USER_FONT_12;
fontHeight = 16;
fontWidth = 12;
}
}
uint8_t OLED::getFont() {
if (currentFont == USER_FONT_6x8)
return 1;
else if (currentFont == ExtraFontChars)
return 2;
else
return 0;
}
inline void stripLeaderZeros(char *buffer, uint8_t places) {
//Removing the leading zero's by swapping them to SymbolSpace
// Stop 1 short so that we dont blank entire number if its zero
for (int i = 0; i < (places-1); i++) {
if (buffer[i] == 2) {
buffer[i] = SymbolSpace[0];
} else {
return;
}
}
}
// maximum places is 5
void OLED::printNumber(uint16_t number, uint8_t places, bool noLeaderZeros) {
char buffer[7] = { 0 };
if (places >= 5) {
buffer[5] = 2 + number % 10;
number /= 10;
}
if (places > 4) {
buffer[4] = 2 + number % 10;
number /= 10;
}
if (places > 3) {
buffer[3] = 2 + number % 10;
number /= 10;
}
if (places > 2) {
buffer[2] = 2 + number % 10;
number /= 10;
}
if (places > 1) {
buffer[1] = 2 + number % 10;
number /= 10;
}
buffer[0] = 2 + number % 10;
if (noLeaderZeros)
stripLeaderZeros(buffer, places);
print(buffer);
}
void OLED::debugNumber(int32_t val) {
if (abs(val) > 99999) {
OLED::print(SymbolSpace); // out of bounds
return;
}
if (val >= 0) {
OLED::print(SymbolSpace);
OLED::printNumber(val, 5);
} else {
OLED::print(SymbolMinus);
OLED::printNumber(-val, 5);
}
}
void OLED::drawSymbol(uint8_t symbolID) {
// draw a symbol to the current cursor location
setFont(2);
drawChar(symbolID + 2);
setFont(0);
}
// Draw an area, but y must be aligned on 0/8 offset
void OLED::drawArea(int16_t x, int8_t y, uint8_t wide, uint8_t height,
const uint8_t *ptr) {
// Splat this from x->x+wide in two strides
if (x <= -wide)
return; // cutoffleft
if (x > 96)
return; // cutoff right
uint8_t visibleStart = 0;
uint8_t visibleEnd = wide;
// trimming to draw partials
if (x < 0) {
visibleStart -= x; // subtract negative value == add absolute value
}
if (x + wide > 96) {
visibleEnd = 96 - x;
}
if (y == 0) {
// Splat first line of data
for (uint8_t xx = visibleStart; xx < visibleEnd; xx++) {
firstStripPtr[xx + x] = ptr[xx];
}
}
if (y == 8 || height == 16) {
// Splat the second line
for (uint8_t xx = visibleStart; xx < visibleEnd; xx++) {
secondStripPtr[x + xx] = ptr[xx + (height == 16 ? wide : 0)];
}
}
}
// Draw an area, but y must be aligned on 0/8 offset
// For data which has octets swapped in a 16-bit word.
void OLED::drawAreaSwapped(int16_t x, int8_t y, uint8_t wide, uint8_t height,
const uint8_t *ptr) {
// Splat this from x->x+wide in two strides
if (x <= -wide)
return; // cutoffleft
if (x > 96)
return; // cutoff right
uint8_t visibleStart = 0;
uint8_t visibleEnd = wide;
// trimming to draw partials
if (x < 0) {
visibleStart -= x; // subtract negative value == add absolute value
}
if (x + wide > 96) {
visibleEnd = 96 - x;
}
if (y == 0) {
// Splat first line of data
for (uint8_t xx = visibleStart; xx < visibleEnd; xx += 2) {
firstStripPtr[xx + x] = ptr[xx + 1];
firstStripPtr[xx + x + 1] = ptr[xx];
}
}
if (y == 8 || height == 16) {
// Splat the second line
for (uint8_t xx = visibleStart; xx < visibleEnd; xx += 2) {
secondStripPtr[x + xx] = ptr[xx + 1 + (height == 16 ? wide : 0)];
secondStripPtr[x + xx + 1] = ptr[xx + (height == 16 ? wide : 0)];
}
}
}
void OLED::fillArea(int16_t x, int8_t y, uint8_t wide, uint8_t height,
const uint8_t value) {
// Splat this from x->x+wide in two strides
if (x <= -wide)
return; // cutoffleft
if (x > 96)
return; // cutoff right
uint8_t visibleStart = 0;
uint8_t visibleEnd = wide;
// trimming to draw partials
if (x < 0) {
visibleStart -= x; // subtract negative value == add absolute value
}
if (x + wide > 96) {
visibleEnd = 96 - x;
}
if (y == 0) {
// Splat first line of data
for (uint8_t xx = visibleStart; xx < visibleEnd; xx++) {
firstStripPtr[xx + x] = value;
}
}
if (y == 8 || height == 16) {
// Splat the second line
for (uint8_t xx = visibleStart; xx < visibleEnd; xx++) {
secondStripPtr[x + xx] = value;
}
}
}
void OLED::drawFilledRect(uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1,
bool clear) {
// Draw this in 3 sections
// This is basically a N wide version of vertical line
// Step 1 : Draw in the top few pixels that are not /8 aligned
// LSB is at the top of the screen
uint8_t mask = 0xFF;
if (y0) {
mask = mask << (y0 % 8);
for (uint8_t col = x0; col < x1; col++)
if (clear)
firstStripPtr[(y0 / 8) * 96 + col] &= ~mask;
else
firstStripPtr[(y0 / 8) * 96 + col] |= mask;
}
// Next loop down the line the total number of solids
if (y0 / 8 != y1 / 8)
for (uint8_t col = x0; col < x1; col++)
for (uint8_t r = (y0 / 8); r < (y1 / 8); r++) {
// This gives us the row index r
if (clear)
firstStripPtr[(r * 96) + col] = 0;
else
firstStripPtr[(r * 96) + col] = 0xFF;
}
// Finally draw the tail
mask = ~(mask << (y1 % 8));
for (uint8_t col = x0; col < x1; col++)
if (clear)
firstStripPtr[(y1 / 8) * 96 + col] &= ~mask;
else
firstStripPtr[(y1 / 8) * 96 + col] |= mask;
}
void OLED::drawHeatSymbol(uint8_t state) {
// Draw symbol 14
// Then draw over it, the bottom 5 pixels always stay. 8 pixels above that are
// the levels masks the symbol nicely
state /= 31; // 0-> 8 range
// Then we want to draw down (16-(5+state)
uint8_t cursor_x_temp = cursor_x;
drawSymbol(14);
drawFilledRect(cursor_x_temp, 0, cursor_x_temp + 12, 2 + (8 - state), true);
}

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@@ -1,124 +0,0 @@
/*
* TipThermoModel.cpp
*
* Created on: 7 Oct 2019
* Author: ralim
*/
#include "TipThermoModel.h"
#include "Settings.h"
#include "BSP.h"
#include "../../configuration.h"
/*
* The hardware is laid out as a non-inverting op-amp
* There is a pullup of 39k(TS100) from the +ve input to 3.9V (1M pulup on TS100)
*
* The simplest case to model this, is to ignore the pullup resistors influence, and assume that its influence is mostly constant
* -> Tip resistance *does* change with temp, but this should be much less than the rest of the system.
*
* When a thermocouple is equal temperature at both sides (hot and cold junction), then the output should be 0uV
* Therefore, by measuring the uV when both are equal, the measured reading is the offset value.
* This is a mix of the pull-up resistor, combined with tip manufacturing differences.
*
* All of the thermocouple readings are based on this expired patent
* - > https://patents.google.com/patent/US6087631A/en
*
* This was bought to my attention by <Kuba Sztandera>
*/
uint32_t TipThermoModel::convertTipRawADCTouV(uint16_t rawADC) {
// This takes the raw ADC samples, converts these to uV
// Then divides this down by the gain to convert to the uV on the input to the op-amp (A+B terminals)
// Then remove the calibration value that is stored as a tip offset
uint32_t vddRailmVX10 = 33000; //The vreg is +-2%, but we have no higher accuracy available
// 4096 * 8 readings for full scale
// Convert the input ADC reading back into mV times 10 format.
uint32_t rawInputmVX10 = (rawADC * vddRailmVX10) / (4096 * 8);
uint32_t valueuV = rawInputmVX10 * 100; // shift into uV
//Now to divide this down by the gain
valueuV = (valueuV) / OP_AMP_GAIN_STAGE;
//Remove uV tipOffset
if (valueuV >= systemSettings.CalibrationOffset)
valueuV -= systemSettings.CalibrationOffset;
else
valueuV = 0;
return valueuV;
}
uint32_t TipThermoModel::convertTipRawADCToDegC(uint16_t rawADC) {
return convertuVToDegC(convertTipRawADCTouV(rawADC));
}
#ifdef ENABLED_FAHRENHEIT_SUPPORT
uint32_t TipThermoModel::convertTipRawADCToDegF(uint16_t rawADC) {
return convertuVToDegF(convertTipRawADCTouV(rawADC));
}
#endif
//Table that is designed to be walked to find the best sample for the lookup
//Extrapolate between two points
// [x1, y1] = point 1
// [x2, y2] = point 2
// x = input value
// output is x's extrapolated y value
int32_t LinearInterpolate(int32_t x1, int32_t y1, int32_t x2, int32_t y2,
int32_t x) {
return y1 + (((((x - x1) * 1000) / (x2 - x1)) * (y2 - y1))) / 1000;
}
uint32_t TipThermoModel::convertuVToDegC(uint32_t tipuVDelta) {
//based on new measurements, tip is quite linear
//
tipuVDelta *= 10;
tipuVDelta /= systemSettings.TipGain;
#ifdef MODEL_TS80
tipuVDelta /= OP_AMP_GAIN_STAGE_TS100 / OP_AMP_GAIN_STAGE_TS80;
#endif
return tipuVDelta;
}
#ifdef ENABLED_FAHRENHEIT_SUPPORT
uint32_t TipThermoModel::convertuVToDegF(uint32_t tipuVDelta) {
return convertCtoF(convertuVToDegC(tipuVDelta));
}
uint32_t TipThermoModel::convertCtoF(uint32_t degC) {
//(Y °C × 9/5) + 32 =Y°F
return 32 + ((degC * 9) / 5);
}
uint32_t TipThermoModel::convertFtoC(uint32_t degF) {
//(Y°F 32) × 5/9 = Y°C
if (degF < 32)
return 0;
return ((degF - 32) * 5) / 9;
}
#endif
uint32_t TipThermoModel::getTipInC(bool sampleNow) {
uint32_t currentTipTempInC = TipThermoModel::convertTipRawADCToDegC(
getTipRawTemp(sampleNow));
currentTipTempInC += getHandleTemperature() / 10; //Add handle offset
return currentTipTempInC;
}
#ifdef ENABLED_FAHRENHEIT_SUPPORT
uint32_t TipThermoModel::getTipInF(bool sampleNow) {
uint32_t currentTipTempInF = TipThermoModel::convertTipRawADCToDegF(
getTipRawTemp(sampleNow));
currentTipTempInF += convertCtoF(getHandleTemperature() / 10); //Add handle offset
return currentTipTempInF;
}
#endif
uint32_t TipThermoModel::getTipMaxInC() {
uint32_t maximumTipTemp = TipThermoModel::convertTipRawADCToDegC(
0x7FFF - (80 * 5)); //back off approx 5 deg c from ADC max
maximumTipTemp += getHandleTemperature() / 10; //Add handle offset
return maximumTipTemp - 1;
}

View File

@@ -38,12 +38,6 @@ static const size_t MOVTaskStackSize = 512 / 4;
uint32_t MOVTaskBuffer[MOVTaskStackSize];
osStaticThreadDef_t MOVTaskControlBlock;
static TaskHandle_t pidTaskNotification = NULL;
static TickType_t powerPulseRate = 1000;
static TickType_t powerPulseDuration = 50;
void startGUITask(void const *argument);
void startPIDTask(void const *argument);
void startMOVTask(void const *argument);
// End FreeRTOS
// Main sets up the hardware then hands over to the FreeRTOS kernel
@@ -51,7 +45,7 @@ int main(void) {
preRToSInit();
setTipX10Watts(0); // force tip off
FRToSI2C::init (&hi2c1);
FRToSI2C::init(&hi2c1);
OLED::initialize(); // start up the LCD
OLED::setFont(0); // default to bigger font
// Testing for which accelerometer is mounted
@@ -100,114 +94,6 @@ int main(void) {
}
}
/* StartPIDTask function */
void startPIDTask(void const *argument __unused) {
/*
* We take the current tip temperature & evaluate the next step for the tip
* control PWM.
*/
setTipX10Watts(0); // disable the output driver if the output is set to be off
TickType_t lastPowerPulseStart = 0;
TickType_t lastPowerPulseEnd = 0;
history<int32_t, PID_TIM_HZ> tempError = { { 0 }, 0, 0 };
currentTempTargetDegC = 0; // Force start with no output (off). If in sleep / soldering this will
// be over-ridden rapidly
pidTaskNotification = xTaskGetCurrentTaskHandle();
uint32_t PIDTempTarget = 0;
for (;;) {
if (ulTaskNotifyTake(pdTRUE, 2000)) {
// This is a call to block this thread until the ADC does its samples
int32_t x10WattsOut = 0;
// Do the reading here to keep the temp calculations churning along
uint32_t currentTipTempInC = TipThermoModel::getTipInC(true);
PIDTempTarget = currentTempTargetDegC;
if (PIDTempTarget) {
// Cap the max set point to 450C
if (PIDTempTarget > (450)) {
//Maximum allowed output
PIDTempTarget = (450);
}
//Safety check that not aiming higher than current tip can measure
if (PIDTempTarget > TipThermoModel::getTipMaxInC()) {
PIDTempTarget = TipThermoModel::getTipMaxInC();
}
// Convert the current tip to degree's C
// As we get close to our target, temp noise causes the system
// to be unstable. Use a rolling average to dampen it.
// We overshoot by roughly 1 degree C.
// This helps stabilize the display.
int32_t tError = PIDTempTarget - currentTipTempInC + 1;
tError = tError > INT16_MAX ? INT16_MAX : tError;
tError = tError < INT16_MIN ? INT16_MIN : tError;
tempError.update(tError);
// Now for the PID!
// P term - total power needed to hit target temp next cycle.
// thermal mass = 1690 milliJ/*C for my tip.
// = Watts*Seconds to raise Temp from room temp to +100*C, divided by 100*C.
// we divide milliWattsNeeded by 20 to let the I term dominate near the set point.
// This is necessary because of the temp noise and thermal lag in the system.
// Once we have feed-forward temp estimation we should be able to better tune this.
int32_t x10WattsNeeded = tempToX10Watts(tError);
// tempError.average());
// note that milliWattsNeeded is sometimes negative, this counters overshoot
// from I term's inertia.
x10WattsOut += x10WattsNeeded;
// I term - energy needed to compensate for heat loss.
// We track energy put into the system over some window.
// Assuming the temp is stable, energy in = energy transfered.
// (If it isn't, P will dominate).
x10WattsOut += x10WattHistory.average();
// D term - use sudden temp change to counter fast cooling/heating.
// In practice, this provides an early boost if temp is dropping
// and counters extra power if the iron is no longer losing temp.
// basically: temp - lastTemp
// Unfortunately, our temp signal is too noisy to really help.
}
//If the user turns on the option of using an occasional pulse to keep the power bank on
if (systemSettings.KeepAwakePulse) {
if (xTaskGetTickCount() - lastPowerPulseStart
> powerPulseRate) {
lastPowerPulseStart = xTaskGetTickCount();
lastPowerPulseEnd = lastPowerPulseStart
+ powerPulseDuration;
}
//If current PID is less than the pulse level, check if we want to constrain to the pulse as the floor
if (x10WattsOut < systemSettings.KeepAwakePulse
&& xTaskGetTickCount() < lastPowerPulseEnd) {
x10WattsOut = systemSettings.KeepAwakePulse;
}
}
//Secondary safety check to forcefully disable header when within ADC noise of top of ADC
if (getTipRawTemp(0) > (0x7FFF - 150)) {
x10WattsOut = 0;
}
if (systemSettings.powerLimitEnable
&& x10WattsOut > (systemSettings.powerLimit * 10)) {
setTipX10Watts(systemSettings.powerLimit * 10);
} else {
setTipX10Watts(x10WattsOut);
}
HAL_IWDG_Refresh (&hiwdg);
} else {
//ADC interrupt timeout
setTipPWM(0);
}
}
}
#define MOVFilter 8
void startMOVTask(void const *argument __unused) {
OLED::setRotation(true);

View File

@@ -2,7 +2,7 @@
* power.cpp
*
* Created on: 28 Oct, 2018
* Authors: Ben V. Brown, David Hilton
* Authors: Ben V. Brown, David Hilton <- Mostly David
*/
#include <power.hpp>