therm Changeset - 7ddd50ea7e9a · protofusion repositories

Changeset - 7ddd50ea7e9a

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Ethan Zonca - 10 years ago 2015-01-02 23:40:21
ez@ethanzonca.com

Clear screen when switching state, etc

1 file changed with 6 insertions and 1 deletions:

main.c

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main.c

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@@ @@ -141,12 +141,13 @@ int main(void) @@
+    }
+}
 // Read temperature and update global temp vars
 int32_t temp = 0;
 uint8_t temp_frac = 0;
 uint8_t state_resume = 0;
 void update_temp() {
     // Assert CS
     GPIO_ResetBits(MAX_CS);
     delay(1);
@@ @@ -157,20 +158,24 @@ void update_temp() { @@
     if(temp_pre & 0b0000000000000010) {
         ssd1306_DrawString("Fatal Error", 3, 35);
         state = STATE_TC_ERROR;
+    }
     else if(temp_pre & 0b0000000000000001 && !ignore_tc_error) {
         state_resume = state;
         state = STATE_TC_ERROR;
         temp = 0;
         temp_frac = 0;
+    }
     else
+    {
         if(state == STATE_TC_ERROR)
             state = STATE_IDLE;
+        {
             state = state_resume;
             ssd1306_clearscreen();
+        }
         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

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