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Add tip compensation support

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This commit is contained in:
Ben V. Brown
2017-09-27 09:42:39 +10:00
parent fb08e8b56c
commit e351527dd2
9 changed files with 133 additions and 58 deletions
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24
workspace/TS100/src/Settings.cpp
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@@ -8,8 +8,9 @@
*/
#include "Settings.h"
#include "Setup.h"
#define FLASH_ADDR (0x8000000|0xBC00)/*Flash start OR'ed with the maximum amount of flash - 1024 bytes*/
#include "string.h"
systemSettingsType systemSettings;
void saveSettings() {
@@ -20,23 +21,33 @@ void saveSettings() {
pEraseInit.NbPages = 1;
pEraseInit.PageAddress = FLASH_ADDR;
uint32_t failingAddress = 0;
HAL_IWDG_Refresh(&hiwdg);
__HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR | FLASH_FLAG_BSY);
HAL_FLASH_Unlock();
HAL_Delay(10);
HAL_IWDG_Refresh(&hiwdg);
HAL_FLASHEx_Erase(&pEraseInit, &failingAddress);
//^ Erase the page of flash (1024 bytes on this platform)
//^ Erase the page of flash (1024 bytes on this stm32)
//erased the chunk
//now we program it
uint16_t *data = (uint16_t*) &systemSettings;
for (uint8_t i = 0; i < (sizeof(systemSettings) / 2); i++) {
HAL_FLASH_Unlock();
for (uint8_t i = 0; i < (sizeof(systemSettingsType) / 2); i++) {
HAL_IWDG_Refresh(&hiwdg);
HAL_FLASH_Program(FLASH_TYPEPROGRAM_HALFWORD, FLASH_ADDR + (i * 2), data[i]);
}
HAL_FLASH_Lock();
}
void restoreSettings() {
//We read the flash
uint16_t *data = (uint16_t*) &systemSettings;
for (uint8_t i = 0; i < (sizeof(systemSettings) / 2); i++) {
data[i] = *(uint16_t *) (FLASH_ADDR + (i * 2));
for (uint8_t i = 0; i < (sizeof(systemSettingsType) / 2); i++) {
data[i] = *((uint16_t*) (FLASH_ADDR + (i * 2)));
}
//if the version is correct were done
//if not we reset and save
if (systemSettings.version != SETTINGSVERSION) {
@@ -66,7 +77,7 @@ void resetSettings() {
systemSettings.SolderingTemp = 320; //Default soldering temp is 320.0 C
systemSettings.cutoutSetting = 0; //default to no cut-off voltage
systemSettings.version = SETTINGSVERSION; //Store the version number to allow for easier upgrades
systemSettings.advancedScreens = 1; //Do we show detailed screens?
systemSettings.advancedScreens = 0; //Do we show detailed screens?
systemSettings.OrientationMode = 2; //Default to automatic
systemSettings.sensitivity = 8; //Default high sensitivity
systemSettings.voltageDiv = 144; //Default divider from schematic
@@ -76,6 +87,7 @@ void resetSettings() {
systemSettings.powerDisplay = 0; //default to power display being off
systemSettings.autoStartMode = 0; //Auto start off for safety
systemSettings.coolingTempBlink = 0; //Blink the temperature on the cooling screen when its > 50C
systemSettings.CalibrationOffset = 10;
saveSettings();
}

8
workspace/TS100/src/Translation.c
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@@ -11,7 +11,7 @@
#endif
#ifdef LANG_EN
const char* SettingsLongNames[12] =
const char* SettingsLongNames[13] =
{
/*These are all the help text for all the settings.*/
/*No requirements on spacing or length*/
@@ -26,10 +26,11 @@ const char* SettingsLongNames[12] =
"Temperature when in \"boost\" mode",
"Automatically starts the iron into soldering on power up. T=Soldering, S= Sleep mode,F=Off",
"Blink the temperature on the cooling screen while the tip is still hot.",
"Calibrate tip offset.",
"Reset all settings",
};
const char* SettingsShortNames[12] = {
const char* SettingsShortNames[13] = {
"PWRSC ",
"STMP ",
"STME ",
@@ -41,6 +42,9 @@ const char* SettingsShortNames[12] = {
"BTMP ",
"ASTART ",
"CLBLNK ",
"TMP CAL?",
"RESET? "
};
const char* SettingsCalibrationWarning = "Please ensure the tip is at room temperature before continuing!";
#endif

72
workspace/TS100/src/gui.cpp
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@@ -6,7 +6,9 @@
*/
#include "gui.h"
#include "string.h"
#include "hardware.h"
#include "cmsis_os.h"
static void settings_setInputVRange(void);
static void settings_displayInputVRange(void);
static void settings_setSleepTemp(void);
@@ -31,10 +33,10 @@ static void settings_setCoolingBlinkEnabled(void);
static void settings_displayCoolingBlinkEnabled(void);
static void settings_setResetSettings(void);
static void settings_displayResetSettings(void);
static void settings_setCalibrate(void);
static void settings_displayCalibrate(void);
bool settingsResetRequest=false;
bool settingsResetRequest = false;
const menuitem settingsMenu[] = { /*Struct used for all settings options in the settings menu*/
{ (const char*) SettingsLongNames[0], { settings_setInputVRange }, { settings_displayInputVRange } },/*Voltage input*/
{ (const char*) SettingsLongNames[1], { settings_setSleepTemp }, { settings_displaySleepTemp } }, /*Sleep Temp*/
@@ -47,12 +49,11 @@ const menuitem settingsMenu[] = { /*Struct used for all settings options in the
{ (const char*) SettingsLongNames[8], { settings_setBoostTemp }, { settings_displayBoostTemp } }, /**/
{ (const char*) SettingsLongNames[9], { settings_setAutomaticStartMode }, { settings_displayAutomaticStartMode } },/**/
{ (const char*) SettingsLongNames[10], { settings_setCoolingBlinkEnabled }, { settings_displayCoolingBlinkEnabled } }, /**/
{ (const char*) SettingsLongNames[11], { settings_setResetSettings }, { settings_displayResetSettings } }, /**/
{ (const char*) SettingsLongNames[11], { settings_setCalibrate }, { settings_displayCalibrate } }, /**/
{ (const char*) SettingsLongNames[12], { settings_setResetSettings }, { settings_displayResetSettings } }, /**/
{ NULL, { NULL }, { NULL } } //end of menu marker. DO NOT REMOVE
};
static void settings_setInputVRange(void) {
systemSettings.cutoutSetting = (systemSettings.cutoutSetting + 1) % 5;
}
@@ -188,9 +189,64 @@ static void settings_setResetSettings(void) {
settingsResetRequest = !settingsResetRequest;
}
static void settings_displayResetSettings(void) {
lcd.print(SettingsShortNames[11]);
lcd.print(SettingsShortNames[12]);
if (settingsResetRequest)
lcd.drawChar('T');
else
lcd.drawChar('F');
}
static void settings_setCalibrate(void) {
//Calibrate the offset
//We split off here to confirm with the user
uint8_t maxOffset = strlen(SettingsCalibrationWarning);
uint32_t descriptionStart = HAL_GetTick();
lcd.setFont(0);
for (;;) {
int16_t descriptionOffset = ((HAL_GetTick() - descriptionStart) / 150) % maxOffset;
lcd.setCursor(12 * (7 - descriptionOffset), 0);
lcd.print(SettingsCalibrationWarning);
ButtonState buttons = getButtonState();
switch (buttons) {
case BUTTON_F_SHORT: {
//User confirmed
//So we now perform the actual calculation
lcd.clearScreen();
lcd.print(".....");
lcd.refresh();
setCalibrationOffset(0); //turn off the current offset
for (uint8_t i = 0; i < 20; i++) {
getTipRawTemp(1); //cycle through the filter a fair bit to ensure were stable.
osDelay(20);
}
osDelay(100);
uint16_t rawTempC = tipMeasurementToC(getTipRawTemp(0));
//We now measure the current reported tip temperature
uint16_t handleTempC = getHandleTemperature() / 10;
//We now have an error between these that we want to store as the offset
rawTempC = rawTempC - handleTempC;
systemSettings.CalibrationOffset = rawTempC;
setCalibrationOffset(rawTempC); //store the error
osDelay(100);
return;
}
break;
case BUTTON_BOTH:
case BUTTON_B_SHORT:
case BUTTON_F_LONG:
case BUTTON_B_LONG:
return;
break;
case BUTTON_NONE:
break;
}
lcd.refresh();
osDelay(50);
}
}
static void settings_displayCalibrate(void) {
lcd.print(SettingsShortNames[11]);
}

11
workspace/TS100/src/hardware.c
View File

@@ -9,7 +9,11 @@
#include "hardware.h"
volatile uint16_t PWMSafetyTimer = 0;
volatile int16_t CalibrationTempOffset = 0;
void setCalibrationOffset(int16_t offSet)
{
CalibrationTempOffset=offSet;
}
uint16_t getHandleTemperature() {
// We return the current handle temperature in X10 C
// TMP36 in handle, 0.5V offset and then 10mV per deg C (0.75V @ 25C for example)
@@ -27,11 +31,12 @@ uint16_t getHandleTemperature() {
}
uint16_t tipMeasurementToC(uint16_t raw) {
return (raw / 33) - 16;
return ((raw-532) / 33) + (getHandleTemperature()/10) - CalibrationTempOffset;
//Surprisingly that appears to be a fairly good linear best fit
}
uint16_t ctoTipMeasurement(uint16_t temp) {
return (temp + 16) * 33;
//We need to compensate for cold junction temp
return ((temp-(getHandleTemperature()/10) + CalibrationTempOffset) * 33)+532;
}
uint16_t getTipInstantTemperature() {
uint16_t sum = 0;

21
workspace/TS100/src/main.cpp
View File

@@ -51,8 +51,9 @@ int main(void) {
HAL_IWDG_Refresh(&hiwdg);
HAL_Delay(500);
restoreSettings(); //load the settings from flash
showBootLogoIfavailable();
showBootLogoIfavailable();
setCalibrationOffset(systemSettings.CalibrationOffset);
HAL_IWDG_Refresh(&hiwdg);
/* Create the thread(s) */
/* definition and creation of GUITask */
@@ -80,20 +81,7 @@ int main(void) {
while (1) {
}
}
enum ButtonState {
BUTTON_NONE = 0, /* No buttons pressed / < filter time*/
BUTTON_F_SHORT = 1, /* User has pressed the front button*/
BUTTON_B_SHORT = 2, /* User has pressed the back button*/
BUTTON_F_LONG = 4, /* User is holding the front button*/
BUTTON_B_LONG = 8, /* User is holding the back button*/
BUTTON_BOTH = 16, /* User has pressed both buttons*/
/*
* Note:
* Pressed means press + release, we trigger on a full \__/ pulse
* holding means it has gone low, and been low for longer than filter time
*/
};
ButtonState getButtonState() {
/*
* Read in the buttons and then determine if a state change needs to occur
@@ -316,8 +304,7 @@ static void gui_settingsMenu() {
}
if (settingsResetRequest)
resetSettings();
else
saveSettings();
saveSettings();
}
static void gui_showTipTempWarning() {
for (;;) {
@@ -582,6 +569,8 @@ void startGUITask(void const * argument) {
lcd.setFont(0);
lcd.displayOnOff(true); //turn lcd on
gui_settingsMenu(); //enter the settings menu
saveSettings();
setCalibrationOffset(systemSettings.CalibrationOffset);
HAL_IWDG_Refresh(&hiwdg);
osDelay(500);
//tempWarningState=0;//make sure warning can show