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Code Issues Releases Wiki Activity

Added option to set °C or °F; fixed EEPROM issue

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In boot menu you can now choose to display either celsius or farenheit.
An issue was fixed which loaded illegal values from EEPROM for ADC
offset and gain.
This commit is contained in:
Luca
2017-11-30 15:03:33 +01:00
parent 337f84af13
commit 34bfe65323
2 changed files with 36 additions and 16 deletions
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48
Maiskolben_TFT/Maiskolben_TFT.ino
View File

@@ -54,7 +54,7 @@ uint32_t sendNext;
uint32_t last_temperature_drop;
uint32_t last_on_state;
boolean wasOff = true, old_stby = false;
boolean autopower = true, bootheat = false;
boolean autopower = true, bootheat = false, fahrenheit = false;
uint8_t revision = 1;
boolean menu_dismissed = false;
boolean autopower_repeat_under = false;
@@ -200,7 +200,7 @@ void setup(void) {
}
delay(50);
}
EEPROM.update(EEPROM_OPTIONS, (bootheat << 1) | autopower);
EEPROM.update(EEPROM_OPTIONS, (fahrenheit << 2) | (bootheat << 1) | autopower);
EEPROM.update(EEPROM_VERSION, EE_VERSION);
EEPROM.update(EEPROM_INSTALL, EEPROM_CHECK);
EEPROM.put(EEPROM_ADCTTG, adc_gain);
@@ -217,7 +217,8 @@ void setup(void) {
tft.fillScreen(BLACK);
uint8_t options = EEPROM.read(EEPROM_OPTIONS);
autopower = options & 1;
bootheat = (options >> 1) & 1;
bootheat = options & 2;
fahrenheit = options & 4;
if (force_menu) optionMenu();
else {
updateRevision();
@@ -281,6 +282,10 @@ void setup(void) {
threshold_counter = TEMP_UNDER_THRESHOLD;
setOff(false);
}
if (EEPROM.read(EEPROM_ADCTTG) == 255) { //Override unset values from older versions
EEPROM.put(EEPROM_ADCTTG, adc_gain);
EEPROM.put(EEPROM_ADCOFF, adc_offset);
}
EEPROM.get(EEPROM_ADCTTG, adc_gain);
EEPROM.get(EEPROM_ADCOFF, adc_offset);
}
@@ -314,7 +319,7 @@ void optionMenu(void) {
tft.setTextColor(WHITE);
tft.setCursor(10,112);
tft.print("ON OFF EXIT");
uint8_t options = 2;
uint8_t options = 3;
uint8_t opt = 0;
boolean redraw = true;
while (true) {
@@ -332,6 +337,8 @@ void optionMenu(void) {
tft.setTextColor(GRAY);
#endif
tft.println(" Heat on boot");
tft.setTextColor(fahrenheit?GREEN:RED);
tft.println(" Fahrenheit");
tft.setCursor(0, (opt+2)*18);
tft.setTextColor(WHITE);
@@ -358,6 +365,7 @@ void optionMenu(void) {
switch (opt) {
case 0: autopower = 1; break;
case 1: bootheat = 1; break;
case 2: fahrenheit = 1; break;
}
redraw = true;
}
@@ -365,12 +373,13 @@ void optionMenu(void) {
switch (opt) {
case 0: autopower = 0; break;
case 1: bootheat = 0; break;
case 2: fahrenheit = 0; break;
}
redraw = true;
}
if (!digitalRead(SW_T3)) break;
}
EEPROM.update(EEPROM_OPTIONS, (bootheat << 1) | autopower);
EEPROM.update(EEPROM_OPTIONS, (fahrenheit << 2) | (bootheat << 1) | autopower);
updateRevision();
EEPROM.update(EEPROM_VERSION, EE_VERSION);
if (EEPROM.read(EEPROM_VERSION) < 30) {
@@ -388,7 +397,7 @@ void updateEEPROM(void) {
}
EEPROM.update(8, set_t >> 8);
EEPROM.update(9, set_t & 0xFF);
EEPROM.update(EEPROM_OPTIONS, (bootheat << 1) | autopower);
EEPROM.update(EEPROM_OPTIONS, (fahrenheit << 2) | (bootheat << 1) | autopower);
}
void powerDown(void) {
@@ -414,6 +423,10 @@ void powerDown(void) {
Timer1.start(); //unsuccessful
}
float toFahrenheit(float t) {
return t * 1.8 + 32;
}
int getTemperature(void) {
analogRead(TEMP_SENSE);//Switch ADC MUX
uint16_t adc = median(TEMP_SENSE);
@@ -587,6 +600,14 @@ void setOff(boolean state) {
last_measured = cur_t;
}
void printTemp(float t) {
if (fahrenheit) {
t = toFahrenheit(t);
}
if (t < 100) tft.write(' ');
tft.print((int)t);
}
void display(void) {
if (force_redraw) tft.fillScreen(BLACK);
int16_t temperature = cur_t; //buffer volatile value
@@ -636,11 +657,11 @@ void display(void) {
tft.setTextSize(2);
tft.setCursor(15,112);
tft.setTextColor(WHITE, BLACK);
tft.print(stored[0]);
printTemp(stored[0]);
tft.write(' ');
tft.print(stored[1]);
printTemp(stored[1]);
tft.write(' ');
tft.print(stored[2]);
printTemp(stored[2]);
if (set_t_old != set_t || old_stby != (stby || stby_layoff) || force_redraw) {
tft.setCursor(36,26);
@@ -654,9 +675,9 @@ void display(void) {
set_t_old = set_t;
tft.setTextColor(WHITE, BLACK);
tft.write(' ');
tft.print(set_t);
printTemp(set_t);
tft.write(247);
tft.write('C');
tft.write(fahrenheit?'F':'C');
tft.fillTriangle(149, 50, 159, 50, 154, 38, (set_t < TEMP_MAX) ? WHITE : GRAY);
tft.fillTriangle(149, 77, 159, 77, 154, 90, (set_t > TEMP_MIN) ? WHITE : GRAY);
}
@@ -702,10 +723,9 @@ void display(void) {
tft.print(F("COLD "));
} else {
tft.write(' ');
if (temperature < 100) tft.write(' ');
tft.print(temperature);
printTemp(temperature);
tft.write(247);
tft.write('C');
tft.write(fahrenheit?'F':'C');
}
}
if (temperature < cur_t_old)

4
Maiskolben_TFT/definitions.h
View File

@@ -1,5 +1,5 @@
#define VERSION "3.0"
#define EE_VERSION 27
#define VERSION "3.1"
#define EE_VERSION 31
#define EEPROM_CHECK 42
#define BAR_HEIGHT 4 //Should be no bigger than 5