@@ -42,12 +42,13 @@ enum state {
STATE_PREHEAT_BREW,
STATE_MAINTAIN_BREW,
STATE_PREHEAT_STEAM,
STATE_MAINTAIN_STEAM,
};
uint8_t state = STATE_IDLE;
static __IO uint32_t TimingDelay;
// Move to header file
void init_gpio();
void init_spi();
@@ -90,16 +91,16 @@ int main(void)
// Startup screen
ssd1306_DrawString("therm v0.1", 1, 40);
ssd1306_DrawString("protofusion.org/therm", 3, 0);
delay(1500);
ssd1306_clearscreen();
restore_settings();
if(boottobrew)
state = STATE_PREHEAT_BREW; // Go to brew instead of idle if configured thusly
GPIO_ResetBits(LED_STAT);
// Main loop
while(1)
{
@@ -274,13 +275,12 @@ void draw_setpoint() {
ssd1306_DrawString("-> ", 3, 80);
itoa(setpoint, tempstr);
ssd1306_DrawString(" ", 3, 95);
ssd1306_DrawString(tempstr, 3, 95);
}
uint8_t goto_mode = 2;
// State machine
uint8_t sw_btn_last = 0;
uint8_t sw_up_last = 0;
uint8_t sw_down_last = 0;
@@ -317,12 +317,13 @@ void save_settings()
DATA_EEPROM_ProgramWord(EEPROM_ADDR_K_I, k_i);
DATA_EEPROM_ProgramWord(EEPROM_ADDR_K_D, k_d);
DATA_EEPROM_Lock();
// TODO: Save/restore temperature setpoint settings
void restore_settings()
DATA_EEPROM_Unlock();
while(FLASH_GetStatus()==FLASH_BUSY);
boottobrew = (*(__IO uint32_t*)EEPROM_ADDR_BOOTTOBREW);
@@ -336,18 +337,12 @@ void restore_settings()
k_i = (*(__IO uint32_t*)EEPROM_ADDR_K_I);
k_d = (*(__IO uint32_t*)EEPROM_ADDR_K_D);
char tempstr[6];
itoa(windup_guard, tempstr);
ssd1306_DrawString("Read: ", 3, 40);
ssd1306_DrawString(" ", 3, 72);
ssd1306_DrawString(tempstr, 3, 72);
void machine()
uint8_t last_state = state;
Status change: