V1.14 - Adds battery icon to cell selection

Relivant to #29 and #30

workspace/ts100/inc/Analog.h

@@ -15,6 +15,9 @@
 extern volatile uint16_t ADC1ConvertedValue[2];
 
 uint16_t Get_ADC1Value(uint8_t i);
-uint16_t readIronTemp(uint16_t calibration_temp, uint8_t read,uint16_t setPointTemp); //read the iron temp in C X10
+uint16_t readIronTemp(uint16_t calibration_temp, uint8_t read,
+		uint16_t setPointTemp); //read the iron temp in C X10
 uint16_t readDCVoltage(uint16_t divFactor);/*Get the system voltage X10*/
+int16_t readTipTemp();
+int readSensorTemp(void);
 #endif /* ANALOG_H_ */

workspace/ts100/inc/Font.h

@@ -9,7 +9,9 @@
 
 #ifndef FONT_H_
 #define FONT_H_
-
+/*
+ * Remember screen is LSB at the top, MSB at the bottom of the strip!
+ */
 #define FONT_WIDTH 12 /*How many pixels wide the font is*/
 const uint8_t FONT[]={
 		0x00,0xF0,0xFC,0x0E,0x82,0xC2,0x62,0x1E,0xFC,0xF0,0x00,0x00,
@@ -95,8 +97,42 @@ const uint8_t FONT[]={
 
 		0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 		0x00,0x00,0x00,0x00,0x0F,0x0F,0x0F,0x0F,0x00,0x00,0x00,0x00,/*.*/
-};
 
+};
+const uint8_t extendedFont[] = {
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x40,0x40,0x40,0x40,0x40,0x40,0x7F,0x00,0x00,/*Battery Empty*/
+
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x60,0x60,0x60,0x60,0x60,0x60,0x7F,0x00,0x00,/*Battery 1*/
+
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x70,0x70,0x70,0x70,0x70,0x70,0x7F,0x00,0x00,/*Battery 2*/
+
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x78,0x78,0x78,0x78,0x78,0x78,0x7F,0x00,0x00,/*Battery 3*/
+
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7C,0x7C,0x7C,0x7C,0x7C,0x7C,0x7F,0x00,0x00,/*Battery 4*/
+
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7E,0x7E,0x7E,0x7E,0x7E,0x7E,0x7F,0x00,0x00,/*Battery 5*/
+
+		0x00,0x00,0xF8,0x08,0x0E,0x02,0x02,0x0E,0x08,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,0x00,/*Battery 6*/
+
+		0x00,0x00,0xF8,0x88,0x8E,0x82,0x82,0x8E,0x88,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,0x00,/*Battery 7*/
+
+		0x00,0x00,0xF8,0xC8,0xCE,0xC2,0xC2,0xCE,0xC8,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,0x00,/*Battery 8*/
+
+		0x00,0x00,0xF8,0xE8,0xEE,0xE2,0xE2,0xEE,0xE8,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,0x00,/*Battery 9*/
+
+		0x00,0x00,0xF8,0xF8,0xFE,0xF2,0xF2,0xFE,0xF8,0xF8,0x00,0x00,
+		0x00,0x00,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,0x00,/*Battery 10*/
+};
 const uint8_t Iron_Base[] ={
 		0x00,0x20,0x60,0x60,0x60,0x60,0x60,0x60,0x90,0x90,0x90,0x90,
 		0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90,

workspace/ts100/inc/Interrupt.h

@@ -26,9 +26,9 @@ inline void resetLastButtonPress() {
 
 }
 inline void resetButtons() {
-	lastKeyPress = millis();
 	keyState = 0;
 }
+
 inline uint32_t getLastMovement() {
 	return lastMovement;
 }
@@ -39,7 +39,10 @@ inline uint16_t getButtons() {
 inline uint16_t getRawButtons() {
 	return rawKeys;
 }
-
+inline void restoreButtons()
+{
+	keyState=getRawButtons();
+}
 
 /*IRQ prototypes*/
 void NMI_Handler(void);

workspace/ts100/inc/Modes.h

@@ -16,6 +16,7 @@
 #include "PID.h"
 #include "Settings.h"
 #include "Analog.h"
+#include <string.h>
 enum {
 	STARTUP, 		//we are sitting on the prompt to push a button
 	SOLDERING, 		//Normal operating mode

workspace/ts100/inc/Oled.h

@@ -14,16 +14,17 @@
 void Oled_DisplayOn(void);
 void Oled_DisplayOff(void);
 
-u8* Oled_DrawArea(u8 x0, u8 y0, u8 wide, u8 high, u8* ptr);
+const u8* Oled_DrawArea(u8 x0, u8 y0, u8 wide, u8 high,const u8* ptr);
 void Set_ShowPos(u8 x, u8 y);
 void Oled_DisplayFlip();
 void GPIO_Init_OLED(void);
 void Init_Oled(uint8_t leftHanded);
-u8* Data_Command(u8 len, u8* ptr);
+const u8* Data_Command(u8 len,const u8* ptr);
 void Clear_Screen(void);//Clear the screen
 /*Functions for writing to the screen*/
 void OLED_DrawString(const char* string, const uint8_t length);
 void OLED_DrawChar(char c, uint8_t x);
+void OLED_DrawExtendedChar(uint8_t id, uint8_t x);
 void OLED_DrawTwoNumber(uint8_t in, uint8_t x);
 void OLED_BlankSlot(uint8_t xStart,uint8_t width);
 void OLED_DrawThreeNumber(uint16_t in, uint8_t x);

workspace/ts100/inc/Settings.h

@@ -11,7 +11,7 @@
 #define SETTINGS_H_
 #include <stdint.h>
 #include "stm32f10x_flash.h"
-#define SETTINGSVERSION 12 /*Change this if you change the struct below to prevent people getting out of sync*/
+#define SETTINGSVERSION 13 /*Change this if you change the struct below to prevent people getting out of sync*/
 //Display Speeds
 #define DISPLAYMODE_FAST 	(0x00)
 #define DISPLAYMODE_MEDIUM 	(0x01)
@@ -29,7 +29,7 @@ struct {
 	uint32_t SleepTemp; 			//temp to drop to in sleep
 	uint8_t version;				//Used to track if a reset is needed on firmware upgrade
 	uint8_t SleepTime; 				//minutes timeout to sleep
-	uint8_t cutoutVoltage:5; 		//The voltage we cut out at for under voltage
+	uint8_t cutoutSetting:5; 		//(3 bits) The voltage we cut out at for under voltage
 	uint8_t displayTempInF:1;		//If we need to convert the C reading to F
 	uint8_t flipDisplay:1;			//If true we want to invert the display for lefties
 	uint8_t sensitivity:6;			//Sensitivity of accelerometer (5 bits)
@@ -44,5 +44,6 @@ struct {
 
 void saveSettings();
 void restoreSettings();
+uint8_t lookupVoltageLevel(uint8_t level);
 void resetSettings();
 #endif /* SETTINGS_H_ */

workspace/ts100/src/Main.c

@@ -34,14 +34,12 @@ void setup() {
 	I2C_Configuration();								//Start the I2C hardware
 	GPIO_Init_OLED();									//Init the GPIO ports for the OLED
 	restoreSettings();									//Load settings
-
-	StartUp_Accelerometer(systemSettings.sensitivity); 	//start the accelerometer
-
+	StartUp_Accelerometer(systemSettings.sensitivity); 	//Start the accelerometer
 	setupPID(); 										//Init the PID values
 	readIronTemp(systemSettings.tempCalibration, 0,0); 	//load the default calibration value
 	Init_Oled(systemSettings.flipDisplay); 				//Init the OLED display
 
-	OLED_DrawString("VER 1.13", 8); 					//Version Number
+	OLED_DrawString("VER 1.14", 8); 					//Version Number
 	delayMs(500);										//Pause to show version number
 	Start_Watchdog(1000); 								//start the system watch dog as 1 second timeout
 }

workspace/ts100/src/Modes.c

@@ -5,7 +5,8 @@
  *      Author: Ralim <ralim@ralimtek.com>
  */
 #include "Modes.h"
-const char *SettingsLongNames[] = { "      Undervoltage Cutout <V>",
+const char *SettingsLongNames[] = {
+		"      Power source. Sets cutoff voltage. <DC 10V> <S 3.3V per cell>",
 		"      Sleep Temperature <C>", "      Sleep Timeout <Minutes>",
 		"      Shutdown Timeout <Minutes>",
 		"      Motion Sensitivity <0.Off 1.least sensitive 9.most sensitive>",
@@ -14,21 +15,20 @@ const char *SettingsLongNames[] = { "      Undervoltage Cutout <V>",
 		"      Flip Display for Left Hand",
 		"      Enable front key boost 450C mode when soldering",
 		"      Temperature when in boost mode" };
-const uint8_t SettingsLongNamesLengths[] = { 29, 27, 29, 32, 67, 22, 33, 37, 32,
-		53, 36 };
 uint8_t StatusFlags = 0;
 uint32_t temporaryTempStorage = 0;
 //This does the required processing and state changes
 void ProcessUI() {
 	uint8_t Buttons = getButtons(); //read the buttons status
 	static uint32_t lastModeChange = 0;
-	if (millis() - getLastButtonPress() < 30)
+	if (getRawButtons() && ((millis() - getLastButtonPress()) > 1000)) {
+		lastKeyPress = millis() - 600;
+		Buttons = getRawButtons();
+	} else if (millis() - getLastButtonPress() < 80) {
 		Buttons = 0;
-	else if (Buttons != 0) {
-		resetLastButtonPress();
+	} else if (Buttons != 0) {
 		resetButtons();
 	}
-	//rough prevention for de-bouncing and allocates settling time
 
 	switch (operatingMode) {
 	case STARTUP:
@@ -94,7 +94,7 @@ void ProcessUI() {
 					}
 				}
 			uint16_t voltage = readDCVoltage(systemSettings.voltageDiv); //get X10 voltage
-			if ((voltage / 10) < systemSettings.cutoutVoltage) {
+			if ((voltage) < lookupVoltageLevel(systemSettings.cutoutSetting)) {
 				operatingMode = UVLOWARN;
 				lastModeChange = millis();
 			}
@@ -146,9 +146,8 @@ void ProcessUI() {
 				switch (settingsPage) {
 				case UVCO:
 					//we are incrementing the cutout voltage
-					systemSettings.cutoutVoltage += 1;		//Go up 1V at a jump
-					if (systemSettings.cutoutVoltage > 24)
-						systemSettings.cutoutVoltage = 10;
+					systemSettings.cutoutSetting += 1;		//Go up 1V at a jump
+					systemSettings.cutoutSetting %= 5;		//wrap 0->4
 					break;
 				case SLEEP_TEMP:
 					systemSettings.SleepTemp += 100;	//Go up 10C at a time
@@ -158,7 +157,7 @@ void ProcessUI() {
 				case SLEEP_TIME:
 					++systemSettings.SleepTime;		//Go up 1 minute at a time
 					if (systemSettings.SleepTime > 30)
-						systemSettings.SleepTime = 1;//cant set time over 30 mins
+						systemSettings.SleepTime = 1;//can't set time over 30 mins
 					//Remember that ^ is the time of no movement
 					break;
 				case SHUTDOWN_TIME:
@@ -412,12 +411,27 @@ void DrawUI() {
 		lastOLEDDrawTime = millis();
 		//Now draw symbols
 		if (StatusFlags == 8)
-			OLED_DrawChar('B', 3);
-		else
-			OLED_DrawChar(' ', 3);
-
+			OLED_DrawChar('B', 4);
+		else {
+			OLED_DrawChar(' ', 4);
+		}
+		//Draw in battery symbol if desired
+		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;
+			uint16_t cellV = readDCVoltage(systemSettings.voltageDiv)
+					/ 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
+			OLED_DrawExtendedChar(cellV + 1, 5);
+		} else {
+			OLED_DrawChar(' ', 5);
+		}
 		OLED_BlankSlot(6 * 12 + 16, 24 - 16);//blank out the tail after the arrows
-		OLED_BlankSlot(4 * 12 + 16, 24 - 16);//blank out the tail after the temp
 		if (getIronTimer() == 0
 				&& (temp / 10) > (systemSettings.SolderingTemp / 10)) {
 			//Cooling
@@ -431,9 +445,9 @@ void DrawUI() {
 			}
 		}
 		if (systemSettings.displayTempInF) {
-			OLED_DrawSymbol(4, 1);
+			OLED_DrawChar('F', 3);
 		} else {
-			OLED_DrawSymbol(4, 0);
+			OLED_DrawChar('C', 3);
 		}
 
 	}
@@ -454,7 +468,7 @@ void DrawUI() {
 			StatusFlags = 4;
 			//If the user has idled for > 3 seconds, show the long name for the selected setting instead
 			//draw from settingsLongTestScrollPos through to end of screen
-			uint8_t lengthLeft = SettingsLongNamesLengths[settingsPage]
+			uint8_t lengthLeft = strlen(SettingsLongNames[settingsPage])
 					- settingsLongTestScrollPos;
 			if (lengthLeft < 1)
 				settingsLongTestScrollPos = 0;
@@ -475,9 +489,16 @@ void DrawUI() {
 			settingsLongTestScrollPos = 0;
 			switch (settingsPage) {
 			case UVCO:
-				OLED_DrawString("UVCO ", 5);
-				OLED_DrawTwoNumber(systemSettings.cutoutVoltage, 5);
-				OLED_DrawChar('V', 7);
+				OLED_DrawString("PWRSC ", 6);
+				if (systemSettings.cutoutSetting == 0) {
+					//DC
+					OLED_DrawChar('D', 6);
+					OLED_DrawChar('C', 7);
+				} else {
+					//S count
+					OLED_DrawChar('2' + systemSettings.cutoutSetting, 6);
+					OLED_DrawChar('S', 7);
+				}
 				break;
 			case SLEEP_TEMP:
 				OLED_DrawString("STMP ", 5);

workspace/ts100/src/Oled.c

@@ -77,7 +77,7 @@ void Oled_DisplayFlip() {
  Input: number of bytes to write, array to write
  Output:
  */
-u8* Data_Command(u8 length, u8* data) {
+const u8* Data_Command(u8 length,const u8* data) {
 	int i;
 	u8 tx_data[129];
 	//here are are inserting the data write command at the beginning
@@ -107,7 +107,7 @@ void Set_ShowPos(u8 x, u8 y) {
  Inputs:(x,y) start point, (width,height) of enclosing rect, pointer to data
  Output: pointer to the last byte written out
  *******************************************************************************/
-u8* Oled_DrawArea(u8 x0, u8 y0, u8 wide, u8 high, u8* ptr) {
+const u8* Oled_DrawArea(u8 x0, u8 y0, u8 wide, u8 high,const u8* ptr) {
 	u8 m, n, y;
 
 	n = y0 + high;
@@ -174,7 +174,7 @@ void Clear_Screen(void) {
 /*
  * Draws a string onto the screen starting at the left
  */
-void OLED_DrawString(const char* string,const  uint8_t length) {
+void OLED_DrawString(const char* string, const uint8_t length) {
 	for (uint8_t i = 0; i < length; i++) {
 		OLED_DrawChar(string[i], i);
 	}
@@ -209,7 +209,13 @@ void OLED_DrawChar(char c, uint8_t x) {
 
 	Oled_DrawArea(x, 0, FONT_WIDTH, 16, (u8*) ptr);
 }
+void OLED_DrawExtendedChar(uint8_t id, uint8_t x) {
+	u8* ptr = (u8*) extendedFont;
+	ptr += (id) * (FONT_WIDTH * 2);
+	x *= FONT_WIDTH; //convert to a x coordinate
 
+	Oled_DrawArea(x, 0, FONT_WIDTH, 16, (u8*) ptr);
+}
 void OLED_BlankSlot(uint8_t xStart, uint8_t width) {
 	u8* ptr = (u8*) FONT;
 	ptr += (36) * (FONT_WIDTH * 2);

workspace/ts100/src/Settings.c

@@ -38,23 +38,36 @@ void restoreSettings() {
 	}
 
 }
-
+//Lookup function for cutoff setting -> X10 voltage
+/*
+ * 0=DC
+ * 1=3S
+ * 2=4S
+ * 3=5S
+ * 4=6S
+ */
+uint8_t lookupVoltageLevel(uint8_t level) {
+	if (level == 0)
+		return 100;	//10V since iron does not function below this
+	else
+		return (level * 33) + (33 * 2);
+}
 void resetSettings() {
 
-	systemSettings.SleepTemp = 1500;			//Temperature the iron sleeps at - default 150.0 C
-	systemSettings.SleepTime = 1;				//How many minutes we wait until going to sleep - default 1 min
-	systemSettings.SolderingTemp = 3200;		//Default soldering temp is 320.0 C
-	systemSettings.cutoutVoltage = 10;			//10V is the minium cutout voltage as the unit V measurement is unstable below 9.5V
-	systemSettings.version = SETTINGSVERSION;	//Store the version number to allow for easier upgrades
-	systemSettings.displayTempInF =0;			//default to C
-	systemSettings.flipDisplay=0;				//Default to right handed mode
-	systemSettings.sensitivity=6;				//Default high sensitivity
-	systemSettings.tempCalibration=239;			//Default to their calibration value
-	systemSettings.voltageDiv=144;				//Default divider from schematic
-	systemSettings.ShutdownTime=30;				//How many minutes until the unit turns itself off
-	systemSettings.displayUpdateSpeed=1;		//How fast the LCD updates
-	systemSettings.temperatureRounding=0;		//How the temperature is rounded off
-	systemSettings.boostModeEnabled=0;			//Default to safe, with no boost mode
-	systemSettings.BoostTemp=4000;				//default to 400C
+	systemSettings.SleepTemp = 1500;//Temperature the iron sleeps at - default 150.0 C
+	systemSettings.SleepTime = 1;//How many minutes we wait until going to sleep - default 1 min
+	systemSettings.SolderingTemp = 3200;	//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.displayTempInF = 0;			//default to C
+	systemSettings.flipDisplay = 0;				//Default to right handed mode
+	systemSettings.sensitivity = 6;				//Default high sensitivity
+	systemSettings.tempCalibration = 239;	//Default to their calibration value
+	systemSettings.voltageDiv = 144;			//Default divider from schematic
+	systemSettings.ShutdownTime = 30;//How many minutes until the unit turns itself off
+	systemSettings.displayUpdateSpeed = 1;		//How fast the LCD updates
+	systemSettings.temperatureRounding = 0;	//How the temperature is rounded off
+	systemSettings.boostModeEnabled = 0;//Default to safe, with no boost mode
+	systemSettings.BoostTemp = 4000;				//default to 400C
 }