therm Changeset - 149610e94cf9 · protofusion repositories

Changeset - 149610e94cf9

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cortex-f0

0 3 2

Ethan Zonca - 9 years ago 2015-06-01 17:48:05
ez@ethanzonca.com

Moved save/restore of settings to new file

5 files changed with 81 insertions and 74 deletions:

Makefile

display.c

main.c

storage.c

storage.h

0 comments (0 inline, 0 general)

Makefile

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 # STM32F0xx Makefile
 # #####################################
+#
 # Part of the uCtools project
 # uctools.github.com
+#
 #######################################
 # user configuration:
 #######################################
 # SOURCES: list of sources in the user application
 SOURCES = main.c usbd_conf.c usbd_cdc_if.c usb_device.c usbd_desc.c stm32f0xx_hal_msp.c stm32f0xx_it.c system_stm32f0xx.c gpio.c spi.c ssd1306.c stringhelpers.c display.c bootlib.c
+SOURCES = main.c usbd_conf.c usbd_cdc_if.c usb_device.c usbd_desc.c stm32f0xx_hal_msp.c stm32f0xx_it.c system_stm32f0xx.c gpio.c spi.c ssd1306.c stringhelpers.c display.c bootlib.c storage.c
 # TARGET: name of the user application
 TARGET = main
 # BUILD_DIR: directory to place output files in
 BUILD_DIR = build
 # LD_SCRIPT: location of the linker script
 LD_SCRIPT = stm32f042c6_flash.ld
 # USER_DEFS user defined macros
 USER_DEFS = -D HSI48_VALUE=48000000 -D HSE_VALUE=16000000
 # USER_INCLUDES: user defined includes
 USER_INCLUDES =
 # USB_INCLUDES: includes for the usb library
 USB_INCLUDES = -Imiddlewares/ST/STM32_USB_Device_Library/Core/Inc
 USB_INCLUDES += -Imiddlewares/ST/STM32_USB_Device_Library/Class/CDC/Inc
 # USER_CFLAGS: user C flags (enable warnings, enable debug info)
 USER_CFLAGS = -Wall -g -ffunction-sections -fdata-sections -Os
 # USER_LDFLAGS:  user LD flags
 USER_LDFLAGS = -fno-exceptions -ffunction-sections -fdata-sections -Wl,--gc-sections
 # TARGET_DEVICE: device to compile for
 TARGET_DEVICE = STM32F042x6
 #######################################
 # end of user configuration
 #######################################
+#
 #######################################
 # binaries
 #######################################
 CC = arm-none-eabi-gcc
 AR = arm-none-eabi-ar
 RANLIB = arm-none-eabi-ranlib
 SIZE = arm-none-eabi-size
 OBJCOPY = arm-none-eabi-objcopy
 MKDIR = mkdir -p
 #######################################
 # core and CPU type for Cortex M0
 # ARM core type (CORE_M0, CORE_M3)
 CORE = CORE_M0
 # ARM CPU type (cortex-m0, cortex-m3)
 CPU = cortex-m0
 # where to build STM32Cube
 CUBELIB_BUILD_DIR = $(BUILD_DIR)/STM32Cube
 # various paths within the STmicro library
 CMSIS_PATH = drivers/CMSIS
 CMSIS_DEVICE_PATH = $(CMSIS_PATH)/Device/ST/STM32F0xx
 DRIVER_PATH = drivers/STM32F0xx_HAL_Driver
 # includes for gcc
 INCLUDES = -I$(CMSIS_PATH)/Include
 INCLUDES += -I$(CMSIS_DEVICE_PATH)/Include
 INCLUDES += -I$(DRIVER_PATH)/Inc
 INCLUDES += -I$(CURDIR)
 INCLUDES += -I$(CURDIR)/usb
 INCLUDES += $(USB_INCLUDES)
 INCLUDES += $(USER_INCLUDES)
 # macros for gcc
 DEFS = -D$(CORE) $(USER_DEFS) -D$(TARGET_DEVICE)
 # compile gcc flags
 CFLAGS = $(DEFS) $(INCLUDES)
 CFLAGS += -mcpu=$(CPU) -mthumb
 CFLAGS += $(USER_CFLAGS)
 # default action: build the user application
 all: $(BUILD_DIR)/$(TARGET).hex
 #######################################
 # build the st micro peripherial library
 # (drivers and CMSIS)
 #######################################
 CUBELIB = $(CUBELIB_BUILD_DIR)/libstm32cube.a
 # List of stm32 driver objects
 CUBELIB_DRIVER_OBJS = $(addprefix $(CUBELIB_BUILD_DIR)/, $(patsubst %.c, %.o, $(notdir $(wildcard $(DRIVER_PATH)/Src/*.c))))
 # shortcut for building core library (make cubelib)
 cubelib: $(CUBELIB)
 $(CUBELIB): $(CUBELIB_DRIVER_OBJS)
 	$(AR) rv $@ $(CUBELIB_DRIVER_OBJS)
 	$(RANLIB) $@
 $(CUBELIB_BUILD_DIR)/%.o: $(DRIVER_PATH)/Src/%.c | $(CUBELIB_BUILD_DIR)
 	$(CC) -c $(CFLAGS) -o $@ $^

display.c

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@@ @@ -281,297 +281,297 @@ void display_process(therm_settings_t* s @@
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_SETBOOTTOBREW;
+            }
             else {
                 user_input(&set->windup_guard);
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_SETBOOTTOBREW:
+        {
             // Write text to OLED
             // [ therm :: set windup ]
             // [ g = 12         ]
             ssd1306_DrawString("Start on Boot", 0, 40);
             ssd1306_drawlogo();
             ssd1306_DrawString("sob=", 1, 45);
             if(set->boottobrew)
                 ssd1306_DrawString("Enabled ", 1, 70);
             else
                 ssd1306_DrawString("Disabled", 1, 70);
             ssd1306_DrawString("Press to accept", 3, 40);
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_SETUNITS;
+            }
             else if(!HAL_GPIO_ReadPin(SW_UP)) {
                 set->boottobrew = 1;
+            }
             else if(!HAL_GPIO_ReadPin(SW_DOWN)) {
                 set->boottobrew = 0;
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_SETUNITS:
+        {
             // Write text to OLED
             // [ therm :: set windup ]
             // [ g = 12         ]
             ssd1306_DrawString("Units: ", 0, 40);
             ssd1306_drawlogo();
             if(set->temp_units == TEMP_UNITS_FAHRENHEIT)
                 ssd1306_DrawString("Fahrenheit", 1, 60);
             else
                 ssd1306_DrawString("Celsius   ", 1, 60);
             ssd1306_DrawString("Press to accept", 3, 40);
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_SETTEMPOFFSET;
+            }
             else if(!HAL_GPIO_ReadPin(SW_UP)) {
                 set->temp_units = TEMP_UNITS_FAHRENHEIT;
+            }
             else if(!HAL_GPIO_ReadPin(SW_DOWN)) {
                 set->temp_units = TEMP_UNITS_CELSIUS;
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_SETTEMPOFFSET:
+        {
             // Write text to OLED
             // [ therm :: set temp offset ]
             // [ g = 12         ]
             ssd1306_DrawString("Thermocouple Offset", 0, 40);
             ssd1306_drawlogo();
             char tempstr[6];
             itoa(set->temp_offset, tempstr, 10);
             ssd1306_DrawString("O=", 1, 45);
             ssd1306_DrawString("    ", 1, 57);
             ssd1306_DrawString(tempstr, 1, 57);
             ssd1306_DrawString("Press to accept", 3, 40);
             // Button handler
             if(SW_BTN_PRESSED) {
                 save_settings();
+                save_settings(&set);
                 status->state = STATE_IDLE;
+            }
             else {
                 user_input_signed(&set->temp_offset);
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_PREHEAT_BREW:
+        {
             // Write text to OLED
             // [ therm : preheating brew ]
             // [ 30 => 120 C             ]
             ssd1306_DrawString("Preheating...", 0, 0);
             //ssd1306_drawlogo();
             draw_setpoint(status);
             status->pid_enabled = 1;
 	    status->setpoint = set->setpoint_brew;
             // Button handler
             if(SW_BTN_PRESSED) {
 		save_setpoints(); // TODO: Check for mod
+		save_setpoints(&set); // TODO: Check for mod
                 status->state = STATE_IDLE;
+            }
             else {
                 user_input(&set->setpoint_brew);
+            }
             // Event Handler
             if(status->temp >= status->setpoint) {
                 status->state = STATE_MAINTAIN_BREW;
+            }
         } break;
         case STATE_MAINTAIN_BREW:
+        {
             // Write text to OLED
             // [ therm : ready to brew ]
             // [ 30 => 120 C           ]
             ssd1306_DrawString("Preheated!", 0, 0);
             //ssd1306_drawlogo();
             draw_setpoint(status);
             status->pid_enabled = 1;
 	    status->setpoint = set->setpoint_brew;
             // Button handler
             if(SW_BTN_PRESSED) {
 		save_setpoints(); // TODO: Check for mod
+		save_setpoints(&set); // TODO: Check for mod
                 status->state = STATE_IDLE;
+            }
             else {
                 user_input(&set->setpoint_brew);
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_PREHEAT_STEAM:
+        {
             // Write text to OLED
             // [ therm : preheating steam ]
             // [ 30 => 120 C           ]
             ssd1306_DrawString("Preheating...", 0, 0);
             //ssd1306_drawlogo();
             draw_setpoint(status);
             status->pid_enabled = 1;
 	    status->setpoint = set->setpoint_steam;
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_IDLE;
 		save_setpoints(); // TODO: Check for mod
+		save_setpoints(&set); // TODO: Check for mod
+            }
             else {
                 user_input(&set->setpoint_steam);
+            }
             // Event Handler
             if(status->temp >= status->setpoint) {
                 status->state = STATE_MAINTAIN_STEAM;
+            }
         } break;
         case STATE_MAINTAIN_STEAM:
+        {
             // Write text to OLED
             // [ therm : ready to steam ]
             // [ 30 => 120 C            ]
             ssd1306_DrawString("Ready to Steam!", 0, 0);
             //ssd1306_drawlogo();
             draw_setpoint(status);
             status->pid_enabled = 1;
 	    status->setpoint = set->setpoint_steam;
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_IDLE;
 		save_setpoints(); // TODO: Check for mod
+		save_setpoints(&set); // TODO: Check for mod
+            }
             else {
                 user_input(&set->setpoint_steam);
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_TC_ERROR:
+        {
             // Write text to OLED
             // [ therm : ready to steam ]
             // [ 30 => 120 C            ]
             ssd1306_DrawString("Error:", 0, 0);
             if(status->tc_errno == 1)
                 ssd1306_DrawString("#1, Check Sensor", 1, 0);
             else if(status->tc_errno == 4)
                 ssd1306_DrawString("#4, Check Sensor", 1, 0);
             else
                 ssd1306_DrawString("#?, Unknown Error", 1, 0);
             ssd1306_DrawString("Press -> to ignore", 3, 0);
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_IDLE;
+            }
             else if(SW_RIGHT_PRESSED) {
                 set->ignore_tc_error = 1;
                 status->state = STATE_IDLE;
+            }
             // Event Handler
             // Maybe handle if TC is plugged in
             // N/A
         } break;
         // Something is terribly wrong
         default:
+        {
             status->state = STATE_IDLE;
             status->pid_enabled = 0;
         } break;
+    }
     if(last_state != status->state) {
         // Clear screen on state change
         goto_mode = 2;
         trigger_drawsetpoint = 1;
         ssd1306_clearscreen();
+    }
     // Last buttonpress
     sw_btn_last = sw_btn;
     sw_up_last = sw_up;
     sw_down_last = sw_down;
     sw_left_last = sw_left;
     sw_right_last = sw_right;
+}
 int32_t temp_last = 43002;
 int32_t setpoint_last = 10023;
 void draw_setpoint(therm_status_t* status) {
     // FIXME: need to do this when switching modes too
     if(status->temp != temp_last || trigger_drawsetpoint) {
         char tempstr[3];
         itoa_fp(status->temp, status->temp_frac, tempstr);
         ssd1306_DrawStringBig("      ", 3, 0);
         ssd1306_DrawStringBig(tempstr, 3, 0);
+    }
     if(trigger_drawsetpoint)
         ssd1306_DrawStringBig(">", 3, 74);
     if(status->setpoint != setpoint_last || trigger_drawsetpoint) {
         char tempstr[3];
         itoa(status->setpoint, tempstr, 10);
         ssd1306_DrawStringBig("   ", 3, 90);
         ssd1306_DrawStringBig(tempstr, 3, 90);
+    }
     trigger_drawsetpoint = 0;
     setpoint_last = status->setpoint;
     temp_last = status->temp;
+}
 // vim:softtabstop=4 shiftwidth=4 expandtab

main.c

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 #include "stm32f0xx_hal.h"
 #include "config.h"
 #include "states.h"
 #include "ssd1306.h"
 #include "gpio.h"
 #include "spi.h"
 #include "stringhelpers.h"
 #include "display.h"
 #include "storage.h"
 #include "usb_device.h"
 #include "usbd_cdc_if.h"
 // Prototypes
 // Move to header file
 void process();
 void restore_settings();
 void save_settings();
 void save_setpoints();
 void SystemClock_Config(void);
 therm_settings_t set;
 therm_status_t status;
 // Globalish setting vars
 SPI_HandleTypeDef hspi1;
 static __IO uint32_t TimingDelay;
 void deinit(void)
+{
     HAL_DeInit();
+}
 volatile int i=0;
 int main(void)
+{
     /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
     HAL_Init();
     /* Configure the system clock */
     SystemClock_Config();
     /* Unset bootloader option bytes (if set) */
     void bootloader_unset(void);
     /* Initialize all configured peripherals */
     init_gpio();
     MX_USB_DEVICE_Init();
     // USB startup delay
     HAL_Delay(1000);
     HAL_GPIO_WritePin(LED_POWER, 1);
     // TODO: Awesome pwm of power LED
     // Configure 1ms SysTick (change if more temporal resolution needed)
     //RCC_ClocksTypeDef RCC_Clocks;
     //RCC_GetClocksFreq(&RCC_Clocks);
     //SysTick_Config(RCC_Clocks.HCLK_Frequency / 1000);
     // Init SPI busses
     init_spi();
     // Init OLED over SPI
     ssd1306_Init();
     ssd1306_clearscreen();
     // Default settings
     set.boottobrew = 0;
     set.temp_units = TEMP_UNITS_CELSIUS;
     set.windup_guard = 1;
     set.k_p = 1;
     set.k_i = 1;
     set.k_d = 1;
     set.ignore_tc_error = 0;
     set.setpoint_brew = 0;
     set.setpoint_steam = 0;
     // Default status
     status.temp = 0;
     status.temp_frac = 0;
     status.state_resume = 0;
     status.state = STATE_IDLE;
     status.setpoint = 0;
     status.pid_enabled = 0;
     // Load settings (if any) from EEPROM
     restore_settings();
+    restore_settings(&set);
     // Go to brew instead of idle if configured thusly
     if(set.boottobrew)
       status.state = STATE_PREHEAT_BREW;
     // Startup screen
     ssd1306_DrawString("therm v0.2", 1, 40);
     ssd1306_DrawString("protofusion.org/therm", 3, 0);
     HAL_Delay(1500);
     ssd1306_clearscreen();
     // Main loop
     while(1)
+    {
         // Process sensor inputs
         process();
         // Run state machine
         display_process(&set, &status);
+    }
+}
 // Clock configuration
 void SystemClock_Config(void)
+{
   RCC_OscInitTypeDef RCC_OscInitStruct;
   RCC_ClkInitTypeDef RCC_ClkInitStruct;
   RCC_PeriphCLKInitTypeDef PeriphClkInit;
   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48;
   RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
   HAL_RCC_OscConfig(&RCC_OscInitStruct);
   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI48;
   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
   HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);
   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
   PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_HSI48;
   HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
   __SYSCFG_CLK_ENABLE();
+}
 // Grab temperature reading from MAX31855
 void update_temp() {
     // Assert CS
     HAL_GPIO_WritePin(MAX_CS, 0);
     uint8_t rxdatah[1] = {0x00};
     uint8_t rxdatal[1] = {0x00};
     HAL_SPI_Receive(&hspi1, rxdatah, 1, 100);
     HAL_SPI_Receive(&hspi1, rxdatal, 1, 100);
     // Release CS
     HAL_GPIO_WritePin(MAX_CS, 1);
     // Assemble data array into one var
     uint16_t temp_pre = rxdatal[0] | (rxdatah[0]<<8);
     if(temp_pre & 0b0000000000000010) {
         ssd1306_clearscreen();
         HAL_Delay(100); // FIXME: remove?
         status.tc_errno = 4;
         status.state = STATE_TC_ERROR;
         status.temp = 0;
         status.temp_frac = 0;
+    }
     else if(temp_pre & 0b0000000000000001 && !set.ignore_tc_error) {
         status.tc_errno = 1;
         HAL_Delay(100); // FIXME: remove?
         status.state_resume = status.state;
         status.state = STATE_TC_ERROR;
         status.temp = 0;
         status.temp_frac = 0;
+    }
     else
+    {
         if(status.state == STATE_TC_ERROR)
+        {
             status.state = status.state_resume;
             ssd1306_clearscreen();
+        }
         uint8_t sign = status.temp >> 15;// top bit is sign
@@ @@ -248,161 +246,97 @@ int16_t update_pid(uint16_t k_p, uint16_ @@
   // Calculate integral term with windup guard
   if (i_state > windup_guard_res)
     i_state = windup_guard_res;
   else if (i_state < -windup_guard_res)
     i_state = -windup_guard_res;
   int32_t i_term = k_i * i_state;
   // Calculate differential term (slope since last iteration)
   int32_t d_term = (k_d * (status.temp - last_pid_temp));
   // Save temperature for next iteration
   last_pid_temp = status.temp;
   last_pid_temp_frac = status.temp_frac;
   int16_t result = p_term + i_term - d_term;
   // Put out tenths of percent, 0-1000.
   if(result > 1000)
     result = 1000;
   else if(result < -1000)
     result = -1000;
   // Return feedback
   return result;
+}
 uint32_t last_ssr_on = 0;
 uint32_t last_vcp_tx = 0;
 uint32_t last_led = 0;
 int16_t ssr_output = 0; // Duty cycle of ssr, 0 to SSR_PERIOD
 // Turn SSR output on/off according to set duty cycle.
 // TODO: Eventually maybe replace with a very slow timer or something. Double-check this code...
 void process()
+{
     update_temp(); // Read MAX31855
     uint32_t ticks = HAL_GetTick();
     if(ticks - last_led > 400)
+    {
         HAL_GPIO_TogglePin(LED_POWER);
         last_led = ticks;
+    }
     // Every 200ms, set the SSR on unless output is 0
     if((ticks - last_ssr_on > SSR_PERIOD))
+    {
         if(status.pid_enabled)
+        {
             // Get ssr output for next time
             int16_t power_percent = update_pid(set.k_p, set.k_i, set.k_d, status.temp, status.temp_frac, status.setpoint);
             //power-percent is 0-1000
             ssr_output = power_percent; //(((uint32_t)SSR_PERIOD * (uint32_t)10 * (uint32_t)100) * power_percent) / (uint32_t)1000000;
+        }
         else
+        {
             ssr_output = 0;
+        }
         // Only support heating (ssr_output > 0) right now
         if(ssr_output > 0) {
             char tempstr[6];
             itoa(ssr_output, tempstr, 10);
             ssd1306_DrawString(tempstr, 0, 90);
             HAL_GPIO_WritePin(SSR_PIN, 1);
             last_ssr_on = ticks;
+        }
+    }
     // Kill SSR after elapsed period less than SSR_PERIOD
     if(ticks - last_ssr_on > ssr_output || ssr_output == 0)
+    {
         HAL_GPIO_WritePin(SSR_PIN, 0);
+    }
     if(ticks - last_vcp_tx > VCP_TX_FREQ)
+    {
         // Print temp to cdc
         char tempstr[16];
         itoa_fp(status.temp, status.temp_frac, tempstr);
         uint8_t numlen = strlen(tempstr);
         tempstr[numlen] = '\r';
         tempstr[numlen+1] = '\n';
         CDC_Transmit_FS(tempstr, numlen+2);
        // while(CDC_Transmit_FS("\r\n", 2) == USBD_BUSY);
         last_vcp_tx = ticks;
+    }
+}
 void save_settings()
+{
     // TODO: Rework with FLASH read/write
 /*
    Minimal_EEPROM_Unlock();
     // Try programming a word at an address divisible by 4
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_BOOTTOBREW, boottobrew);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_WINDUP_GUARD, windup_guard);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_K_P, k_p);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_K_I, k_i);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_K_D, k_d);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_UNITS, temp_units);
     Minimal_EEPROM_Lock();
 */
+}
 void save_setpoints()
+{
     // TODO: Rework with FLASH read/write
 /*
     Minimal_EEPROM_Unlock();
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_BREWTEMP, setpoint_brew);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_STEAMTEMP, setpoint_steam);
     Minimal_EEPROM_Lock();
 */
+}
 // TODO: Make a struct that has all settings in it. Pass by ref to this func in a library.
 void restore_settings()
+{
     // TODO: Rework with FLASH read/write
 /*    Minimal_EEPROM_Unlock();
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     boottobrew = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_BOOTTOBREW));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     windup_guard = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_WINDUP_GUARD));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     k_p = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_K_P));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     k_i = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_K_I));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     k_d = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_K_D));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     setpoint_brew = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_BREWTEMP));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     setpoint_steam = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_STEAMTEMP));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     temp_units = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_UNITS));
     Minimal_EEPROM_Lock(); */
+}
 // vim:softtabstop=4 shiftwidth=4 expandtab

storage.c

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Show inline comments

@@ new file 100644 @@
 #include "stm32f0xx_hal.h"
 #include "states.h"
 void save_settings(therm_settings_t *tosave)
+{
     // TODO: Rework with FLASH read/write
 /*
    Minimal_EEPROM_Unlock();
     // Try programming a word at an address divisible by 4
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_BOOTTOBREW, boottobrew);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_WINDUP_GUARD, windup_guard);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_K_P, k_p);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_K_I, k_i);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_K_D, k_d);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_UNITS, temp_units);
     Minimal_EEPROM_Lock();
 */
+}
 void save_setpoints(therm_settings_t *tosave)
+{
     // TODO: Rework with FLASH read/write
 /*
     Minimal_EEPROM_Unlock();
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_BREWTEMP, setpoint_brew);
     Minimal_EEPROM_ProgramWord(EEPROM_BASE_ADDR + EEPROM_ADDR_STEAMTEMP, setpoint_steam);
     Minimal_EEPROM_Lock();
 */
+}
 // TODO: Make a struct that has all settings in it. Pass by ref to this func in a library.
 void restore_settings(therm_settings_t *tosave)
+{
     // TODO: Rework with FLASH read/write
 /*    Minimal_EEPROM_Unlock();
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     boottobrew = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_BOOTTOBREW));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     windup_guard = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_WINDUP_GUARD));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     k_p = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_K_P));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     k_i = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_K_I));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     k_d = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_K_D));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     setpoint_brew = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_BREWTEMP));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     setpoint_steam = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_STEAMTEMP));
     while(Minimal_FLASH_GetStatus()==FLASH_BUSY);
     temp_units = (*(__IO uint32_t*)(EEPROM_BASE_ADDR + EEPROM_ADDR_UNITS));
     Minimal_EEPROM_Lock(); */
+}

storage.h

➞

Show inline comments

@@ new file 100644 @@
 #ifndef STORAGE_H
 #define STORAGE_H
 void save_settings(therm_settings_t *tosave);
 void save_setpoints(therm_settings_t *tosave);
 void restore_settings(therm_settings_t *tosave);
 #endif

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