Split I2C + startup logo

workspace/TS100/Core/BSP/BSP.h

@@ -41,6 +41,10 @@ void unstick_I2C();
 
 //Reboot the IC when things go seriously wrong
 void reboot();
+
+//If the user has programmed in a bootup logo, draw it to the screen from flash
+//Returns 1 if the logo was printed so that the unit waits for the timeout or button
+uint8_t showBootLogoIfavailable();
 #ifdef __cplusplus
 }
 #endif

workspace/TS100/Core/BSP/Miniware/logo.cpp

@@ -0,0 +1,27 @@
+/*
+ * logo.c
+ *
+ *  Created on: 29 May 2020
+ *      Author: Ralim
+ */
+
+#include "BSP.h"
+#include "OLED.hpp"
+// Second last page of flash set aside for logo image.
+#define FLASH_LOGOADDR (0x8000000 | 0xF800)
+
+// Logo header signature.
+#define LOGO_HEADER_VALUE 0xF00DAA55
+
+uint8_t showBootLogoIfavailable() {
+// Do not show logo data if signature is not found.
+	if (LOGO_HEADER_VALUE
+			!= *(reinterpret_cast<const uint32_t*>(FLASH_LOGOADDR))) {
+		return 0;
+	}
+
+	OLED::drawAreaSwapped(0, 0, 96, 16, (uint8_t*) (FLASH_LOGOADDR + 4));
+	OLED::refresh();
+	return 1;
+}
+

workspace/TS100/Core/BSP/Miniware/preRTOS.cpp

@@ -8,12 +8,15 @@
 #include "BSP.h"
 #include "Setup.h"
 #include "Pins.h"
+#include "FRTosI2C.hpp"
 void preRToSInit() {
 	/* Reset of all peripherals, Initializes the Flash interface and the Systick.
 	 */
 	HAL_Init();
 	Setup_HAL();  // Setup all the HAL objects
+	FRToSI2C::init(&hi2c1);
 	HAL_Delay(50);
 	HAL_GPIO_WritePin(OLED_RESET_GPIO_Port, OLED_RESET_Pin, GPIO_PIN_SET);
 	HAL_Delay(50);
+
 }

workspace/TS100/Core/Drivers/FRToSI2C.hpp

@@ -10,6 +10,14 @@
 #include "stm32f1xx_hal.h"
 #include "cmsis_os.h"
 
+/*
+ * Wrapper class to work with the device I2C bus
+ *
+ * This provides mutex protection of the peripheral
+ * Also allows hardware to use DMA should it want to
+ *
+ *
+ */
 class FRToSI2C {
 public:
 

workspace/TS100/Core/Inc/Settings.h

@@ -42,7 +42,7 @@ typedef struct {
 	uint8_t temperatureInF :1;       // Should the temp be in F or C (true is F)
 #endif
 	uint8_t descriptionScrollSpeed :1;  // Description scroll speed
-	uint8_t KeepAwakePulse;         // Keep Awake pulse power in 0.1 watts (10 = 1Watt)
+	uint8_t KeepAwakePulse;  // Keep Awake pulse power in 0.1 watts (10 = 1Watt)
 
 	uint16_t voltageDiv;                 // Voltage divisor factor
 	uint16_t BoostTemp;                  // Boost mode set point for the iron
@@ -51,7 +51,7 @@ typedef struct {
 
 	uint8_t powerLimitEnable; // Allow toggling of power limit without changing value
 	uint8_t powerLimit;       // Maximum power iron allowed to output
-	
+
 	uint16_t TipGain; // uV/C * 10, it can be used to convert tip thermocouple voltage to temperateture TipV/TipGain = TipTemp
 
 	uint8_t ReverseButtonTempChangeEnabled; // Change the plus and minus button assigment
@@ -70,5 +70,5 @@ void saveSettings();
 bool restoreSettings();
 uint8_t lookupVoltageLevel(uint8_t level);
 void resetSettings();
-bool showBootLogoIfavailable();
+
 #endif /* SETTINGS_H_ */

workspace/TS100/Core/Src/main.cpp

@@ -43,7 +43,6 @@ int main(void) {
 	preRToSInit();
 
 	setTipX10Watts(0);  // force tip off
-	FRToSI2C::init(&hi2c1);
 	OLED::initialize();  // start up the LCD
 	OLED::setFont(0);    // default to bigger font
 	// Testing for which accelerometer is mounted
@@ -86,28 +85,5 @@ int main(void) {
 
 	/* Start scheduler */
 	osKernelStart();
-
 	/* We should never get here as control is now taken by the scheduler */
-	while (1) {
-	}
 }
-
-
-// Second last page of flash set aside for logo image.
-#define FLASH_LOGOADDR (0x8000000 | 0xF800)
-
-// Logo header signature.
-#define LOGO_HEADER_VALUE 0xF00DAA55
-
-bool showBootLogoIfavailable() {
-// Do not show logo data if signature is not found.
-	if (LOGO_HEADER_VALUE
-			!= *(reinterpret_cast<const uint32_t*>(FLASH_LOGOADDR))) {
-		return false;
-	}
-
-	OLED::drawAreaSwapped(0, 0, 96, 16, (uint8_t*) (FLASH_LOGOADDR + 4));
-	OLED::refresh();
-	return true;
-}
-