therm Changeset - 0ac9c0fc6e35 · protofusion repositories

Changeset - 0ac9c0fc6e35

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Ethan Zonca - 10 years ago 2014-11-22 17:21:51
ez@ethanzonca.com

TC error page is now exited when a TC is attached. The error sometimes happens randomly. Changed verbage from brew to heat.

1 file changed with 6 insertions and 3 deletions:

main.c

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main.c

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@@ @@ -145,48 +145,51 @@ int main(void) @@
 int32_t temp = 0;
 uint8_t temp_frac = 0;
 void update_temp() {
     // Assert CS
     GPIO_ResetBits(MAX_CS);
     delay(1);
     // This may not clock at all... might need to send 16 bits first
     SPI_I2S_SendData(SPI2, 0xAAAA); // send dummy data
     //SPI_I2S_SendData(SPI2, 0xAA); // send dummy data
     uint16_t temp_pre = SPI_I2S_ReceiveData(SPI2);
     if(temp_pre & 0b0000000000000010) {
         ssd1306_DrawString("Fatal Error", 3, 35);
         state = STATE_TC_ERROR;
+    }
     else if(temp_pre & 0b0000000000000001 && !ignore_tc_error) {
         state = STATE_TC_ERROR;
         temp = 0;
         temp_frac = 0;
+    }
     else
+    {
         if(state == STATE_TC_ERROR)
             state = STATE_IDLE;
         uint8_t sign = temp >> 15;// top bit is sign
         temp_pre = temp_pre >> 2; // Drop 2 lowest bits
         temp_frac = temp_pre & 0b11; // get fractional part
         temp_frac *= 25; // each bit is .25 a degree, up to fixed point
         temp_pre = temp_pre >> 2; // Drop 2 fractional bits
         if(sign) {
             temp = -temp_pre;
+        }
         else {
             temp = temp_pre;
+        }
         if(temp_units == TEMP_UNITS_FAHRENHEIT) {
             temp *= 9; // fixed point mul by 1.8
             temp /= 5;
             temp += 32;
             temp_frac *= 9;
             temp_frac /= 5;
             temp_frac += 32;
             temp += temp_frac/100; // add overflow to above
             temp_frac %= 100;
@@ @@ -416,49 +419,49 @@ void machine() @@
     switch(state)
+    {
         // Idle state
         case STATE_IDLE:
+        {
             // Write text to OLED
             // [ therm :: idle ]
             ssd1306_DrawString("therm :: idle ", 0, 40);
             pid_enabled = 0;
             if(temp_changed) {
                 char tempstr[6];
                 itoa_fp(temp, temp_frac, tempstr);
                 ssd1306_DrawString("Temp: ", 3, 40);
                 ssd1306_DrawString("    ", 3, 72);
                 ssd1306_DrawString(tempstr, 3, 72);
+            }
             ssd1306_drawlogo();
             switch(goto_mode) {
                 case 2:
+                {
-                    ssd1306_DrawString("-> brew     ", 1, 40);
+                    ssd1306_DrawString("-> heat     ", 1, 40);
                 } break;
                 case 1:
+                {
                     ssd1306_DrawString("-> setup    ", 1, 40);
                 } break;
                 case 0:
+                {
                     ssd1306_DrawString("-> reset    ", 1, 40);
                 } break;
+            }
             // Button handler
             if(SW_BTN_PRESSED) {
                 switch(goto_mode) {
                     case 2:
                         state = STATE_PREHEAT_BREW;
                         break;
                     case 1:
                         state = STATE_SETP;
                         break;
                     case 0:
                         state = STATE_IDLE;
@@ @@ -619,52 +622,52 @@ void machine() @@
             ssd1306_DrawString("G=", 1, 45);
             ssd1306_DrawString("    ", 1, 57);
             ssd1306_DrawString(tempstr, 1, 57);
             ssd1306_DrawString("Press to accept", 3, 40);
             // Button handler
             if(SW_BTN_PRESSED) {
                 state = STATE_SETBOOTTOBREW;
+            }
             else {
                 user_input(&windup_guard);
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_SETBOOTTOBREW:
+        {
             // Write text to OLED
             // [ therm :: set windup ]
             // [ g = 12         ]
-            ssd1306_DrawString("Boot to Brew", 0, 40);
+            ssd1306_DrawString("Start on Boot", 0, 40);
             ssd1306_drawlogo();
-            ssd1306_DrawString("btb=", 1, 45);
+            ssd1306_DrawString("sob=", 1, 45);
             if(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) {
                 state = STATE_SETUNITS;
+            }
             else if(!GPIO_ReadInputDataBit(SW_UP)) {
                 boottobrew = 1;
+            }
             else if(!GPIO_ReadInputDataBit(SW_DOWN)) {
                 boottobrew = 0;
+            }
             // Event Handler
             // N/A
         } break;

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