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epd_abstraction.ino
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epd_abstraction.ino
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/*
ESP32S2 Dev Module
Required Arduino libraries:
- esp32 waveshare epd
- Adafruit DotStar
*/
/* Includes display */
#include "epd_abstraction.h"
#include "DEV_Config.h"
#include "EPD.h"
#include "GUI_Paint.h"
#include <stdlib.h>
#include "pictures.h"
#define EINK_1IN54V2
//#define EINK_4IN2
/* welcome */
#include <EEPROM.h>
RTC_DATA_ATTR uint16_t refreshes = 1;
RTC_DATA_ATTR UBYTE *BlackImage;
extern bool BatteryMode, comingFromDeepSleep;
extern uint8_t HWSubRev;
extern uint8_t font;
sFONT fonts[3][3] = {
bahn_big, bahn_mid, bahn_sml,
gotham_big, gotham_mid, gotham_sml,
nothing_big, nothing_mid, bahn_sml
};
sFONT big=fonts[font][0];
sFONT mid=fonts[font][1];
sFONT sml=fonts[font][2];
void changeFont(int font) {
big=fonts[font][0];
mid=fonts[font][1];
sml=fonts[font][2];
}
void clearMenu() {
//refreshes = 1;
displayWriteMeasuerments(co2, temperature, humidity);
if (BatteryMode) displayBattery(calcBatteryPercentage(readBatteryVoltage()));
else if (useWiFi) displayWiFiStrengh();
updateDisplay();
}
bool buttonPressedAgain = false;
void handleButtonPress() {
uint8_t selectedOption = 0;
refreshes = 1; // force full update
comingFromDeepSleep = false; // force display update even if CO2 changed by less than 3%
displayMenu(selectedOption);
uint16_t mspressed;
unsigned long menuStartTime = millis();
for (;;) {
if ((millis() - menuStartTime) > 20000) { // display Menu up to 20 sec
clearMenu();
return;
}
mspressed = 0;
if (digitalRead(BUTTON) == 0) {
while(digitalRead(BUTTON) == 0) { // calculate how long BUTTON is pressed
delay(100);
mspressed += 100;
if (mspressed > 1000) break;
}
if (mspressed > 1000) { // long press
switch (selectedOption) {
case LED:
LEDMenu();
break;
case DISPLAY_MENU:
OptionsMenu();
break;
case CALIBRATE:
calibrate();
break;
case HISTORY:
history();
break;
case WLAN:
toggleWiFi();
break;
case INFO:
displayinfo();
while (digitalRead(BUTTON) != 0) delay(100); // wait for button press
break;
case RAINBOW:
rainbowMode();
setLED(co2);
refreshes = 1;
break;
}
clearMenu();
return;
} else { // goto next Menu point
buttonPressedAgain = true; // display at least once
while (buttonPressedAgain) {
buttonPressedAgain = false;
selectedOption++;
selectedOption %= NUM_OPTIONS;
attachInterrupt(digitalPinToInterrupt(BUTTON), buttonInterrupt, FALLING);
displayMenu(selectedOption);
detachInterrupt(digitalPinToInterrupt(BUTTON));
menuStartTime = millis(); // display Menu again for 20 sec
if (digitalRead(BUTTON) == 0) break; // long press detected
}
}
}
}
}
void buttonInterrupt() {
buttonPressedAgain = true;
}
void LEDMenu() {
uint8_t selectedOption = 0;
displayLEDMenu(selectedOption);
uint16_t mspressed;
unsigned long menuStartTime = millis();
for (;;) {
if ((millis() - menuStartTime) > 20000) return; // display LED Menu up to 20 sec
mspressed = 0;
if (digitalRead(BUTTON) == 0) {
while(digitalRead(BUTTON) == 0) { // calculate how long BUTTON is pressed
delay(100);
mspressed += 100;
if (mspressed > 1000) break;
}
if (mspressed > 1000) { // long press
switch (selectedOption) {
case onBATTERY:
LEDonBattery = !LEDonBattery;
preferences.begin("co2-sensor", false);
preferences.putBool("LEDonBattery", LEDonBattery);
preferences.end();
break;
case onUSB:
LEDonUSB = !LEDonUSB;
preferences.begin("co2-sensor", false);
preferences.putBool("LEDonUSB", LEDonUSB);
preferences.end();
break;
case COLOR:
useSmoothLEDcolor = !useSmoothLEDcolor;
preferences.begin("co2-sensor", false);
preferences.putBool("useSmoothLEDcolor", useSmoothLEDcolor);
preferences.end();
break;
case BRIGHTNESS:
ledbrightness += 20; // 5 25 45 65 85
ledbrightness %= 100;
preferences.begin("co2-sensor", false);
preferences.putInt("ledbrightness", ledbrightness);
preferences.end();
break;
case EXIT_LED:
return;
}
setLED(co2);
displayLEDMenu(selectedOption);
menuStartTime = millis(); // display LED Menu again for 20 sec
} else { // goto next Menu point
buttonPressedAgain = true; // display at least once
while (buttonPressedAgain) {
buttonPressedAgain = false;
selectedOption++;
selectedOption %= NUM_LED_OPTIONS;
attachInterrupt(digitalPinToInterrupt(BUTTON), buttonInterrupt, FALLING);
displayLEDMenu(selectedOption);
detachInterrupt(digitalPinToInterrupt(BUTTON));
menuStartTime = millis(); // display LED Menu again for 20 sec
if (digitalRead(BUTTON) == 0) break; // long press detected
}
}
}
}
}
void OptionsMenu() {
uint8_t selectedOption = 0;
displayOptionsMenu(selectedOption);
uint16_t mspressed;
unsigned long menuStartTime = millis();
for (;;) {
if ((millis() - menuStartTime) > 20000) return; // display up to 20 sec
mspressed = 0;
if (digitalRead(BUTTON) == 0) {
while(digitalRead(BUTTON) == 0) { // calculate how long BUTTON is pressed
delay(100);
mspressed += 100;
if (mspressed > 1000) break;
}
if (mspressed > 1000) { // long press
switch (selectedOption) {
case INVERT:
invertDisplay = !invertDisplay;
preferences.begin("co2-sensor", false);
preferences.putBool("invertDisplay", invertDisplay);
preferences.end();
break;
case TEMP_UNIT:
useFahrenheit = !useFahrenheit;
preferences.begin("co2-sensor", false);
preferences.putBool("useFahrenheit", useFahrenheit);
preferences.end();
break;
case LANGUAGE:
english = !english;
preferences.begin("co2-sensor", false);
preferences.putBool("english", english);
preferences.end();
break;
case FONT:
font += 1;
font %= 3;
changeFont(font);
preferences.begin("co2-sensor", false);
preferences.putInt("font", font);
preferences.end();
break;
case EXIT_DISPLAY:
return;
}
displayOptionsMenu(selectedOption);
menuStartTime = millis(); // display again for 20 sec
} else { // goto next Menu point
buttonPressedAgain = true; // display at least once
while (buttonPressedAgain) {
buttonPressedAgain = false;
selectedOption++;
selectedOption %= NUM_DISPLAY_OPTIONS;
attachInterrupt(digitalPinToInterrupt(BUTTON), buttonInterrupt, FALLING);
displayOptionsMenu(selectedOption);
detachInterrupt(digitalPinToInterrupt(BUTTON));
menuStartTime = millis(); // display again for 20 sec
if (digitalRead(BUTTON) == 0) break; // long press detected
}
}
}
}
}
void displayWelcome() {
EEPROM.begin(2); // EEPROM_SIZE
EEPROM.write(0, 1);
EEPROM.commit();
initEpdOnce();
#ifdef EINK_1IN54V2
Paint_DrawBitMap(gImage_welcome);
Paint_DrawString_EN(1, 1, VERSION, &Font16, WHITE, BLACK);
EPD_1IN54_V2_Display(BlackImage);
EPD_1IN54_V2_Sleep();
#endif
/*#ifdef EINK_4IN2
Paint_DrawBitMap(gImage_welcome);
EPD_4IN2_Display(BlackImage);
EPD_4IN2_Sleep();
#endif*/
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_OFF); // RTC IO, sensors and ULP co-processor
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_SLOW_MEM, ESP_PD_OPTION_OFF); // RTC slow memory: auto
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_FAST_MEM, ESP_PD_OPTION_OFF); // RTC fast memory
esp_sleep_pd_config(ESP_PD_DOMAIN_XTAL, ESP_PD_OPTION_OFF); // XTAL oscillator
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC8M, ESP_PD_OPTION_OFF); // CPU core
esp_sleep_pd_config(ESP_PD_DOMAIN_VDDSDIO, ESP_PD_OPTION_OFF);
esp_deep_sleep_start();
}
void displayImage(const unsigned char* image_buffer) {
#ifdef EINK_1IN54V2
EPD_1IN54_V2_Init();
Paint_DrawBitMap(image_buffer);
EPD_1IN54_V2_Display(BlackImage);
EPD_1IN54_V2_Sleep();
#endif
}
void initEpdOnce() {
#ifdef EINK_1IN54V2
BlackImage = (UBYTE *)malloc(5200);
Paint_NewImage(BlackImage, EPD_1IN54_V2_WIDTH, EPD_1IN54_V2_HEIGHT, 270, WHITE);
EPD_1IN54_V2_Init();
#endif
#ifdef EINK_4IN2
BlackImage = (UBYTE *)malloc(15400);
Paint_NewImage(BlackImage, EPD_4IN2_WIDTH, EPD_4IN2_HEIGHT, 0, WHITE);
EPD_4IN2_Init_Fast();
#endif
Paint_Clear(WHITE);
}
void displayInitTestMode() {
#ifdef EINK_1IN54V2
Paint_DrawBitMap(gImage_init);
Paint_DrawString_EN(1, 1, VERSION, &Font16, WHITE, BLACK);
Paint_DrawNum(125, 25, 1, &mid, BLACK, WHITE); // 15 sec for testmode
EPD_1IN54_V2_Display(BlackImage);
#endif
#ifdef EINK_4IN2
Paint_DrawString_EN(1, 1, VERSION, &Font16, WHITE, BLACK);
EPD_4IN2_Display(BlackImage);
#endif
}
void displayInit() {
#ifdef EINK_1IN54V2
Paint_DrawBitMap(gImage_init);
Paint_DrawString_EN(1, 1, VERSION, &Font16, WHITE, BLACK);
EPD_1IN54_V2_Display(BlackImage);
EPD_1IN54_V2_Sleep();
#endif
#ifdef EINK_4IN2
Paint_DrawString_EN(1, 1, VERSION, &Font16, WHITE, BLACK);
EPD_4IN2_Display(BlackImage);
EPD_4IN2_Sleep();
#endif
//refreshes++;
}
void displayLowBattery() {
refreshes = 1;
Paint_Clear(BLACK);
// Xstart,Ystart,Xend,Yend
Paint_DrawRectangle( 50, 40, 150, 90, WHITE, DOT_PIXEL_3X3, DRAW_FILL_EMPTY);
Paint_DrawRectangle(150, 55, 160, 75, WHITE, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawLine( 60, 100, 140, 30, WHITE, DOT_PIXEL_3X3, LINE_STYLE_SOLID);
if (english) {
Paint_DrawString_EN(45, 120, "Charge", &Font20, BLACK, WHITE);
Paint_DrawString_EN(45, 145, "Battery", &Font20, BLACK, WHITE);
} else {
Paint_DrawString_EN(45, 120, "Batterie", &Font20, BLACK, WHITE);
Paint_DrawString_EN(45, 145, "aufladen", &Font20, BLACK, WHITE);
}
#ifdef EINK_1IN54V2
EPD_1IN54_V2_Init();
EPD_1IN54_V2_Display(BlackImage);
EPD_1IN54_V2_DisplayPartBaseImage(BlackImage);
EPD_1IN54_V2_Sleep();
#endif
#ifdef EINK_4IN2
EPD_4IN2_Init_Fast();
EPD_4IN2_Display(BlackImage);
EPD_4IN2_Sleep();
#endif
}
void displayWriteMeasuerments(uint16_t co2, float temperature, float humidity) {
Paint_Clear(WHITE);
#ifdef EINK_1IN54V2
/* co2 */
if (co2 > 9999) Paint_DrawNum(27, 78, co2, &mid, BLACK, WHITE);
else if (co2 < 1000) Paint_DrawNum(30, 65, co2, &big, BLACK, WHITE);
else Paint_DrawNum( 6, 65, co2, &big, BLACK, WHITE);
/*Paint_DrawString_EN(100, 150, "CO", &Font24, WHITE, BLACK);
Paint_DrawNum(131, 160, 2, &Font20, BLACK, WHITE);*/
Paint_DrawString_EN(144, 150, "ppm", &Font24, WHITE, BLACK);
/* temperature */
if (useFahrenheit) temperature = (temperature*1.8f)+32.0f; // convert to °F
if (temperature < 10.0f) Paint_DrawNum(30, 5, temperature, &mid, BLACK, WHITE);
else Paint_DrawNum( 1, 5, temperature, &mid, BLACK, WHITE);
int offset = 0;
if (temperature >= 100) offset = 29; // for Fahrenheit > 37,7 °C
Paint_DrawString_EN(60+offset, 4, useFahrenheit? "*F" : "*C", &bahn_sml, WHITE, BLACK);
Paint_DrawString_EN(60+offset, 32, ",", &sml, WHITE, BLACK);
char decimal[4];
sprintf(decimal, "%d", ((int)(temperature * 10)) % 10);
Paint_DrawString_EN(71+offset, 27, decimal, &sml, WHITE, BLACK);
/* humidity */
Paint_DrawNum(124, 5, humidity, &mid, BLACK, WHITE);
Paint_DrawString_EN(184, 5, "%", &bahn_sml, WHITE, BLACK);
#endif /* EINK_1IN54V2 */
#ifdef EINK_4IN2
/* co2 */
// Xstart,Ystart
if (co2 > 9999) Paint_DrawNum(102, 88, co2, &big, BLACK, WHITE);
else if (co2 < 1000) Paint_DrawNum(196, 88, co2, &big, BLACK, WHITE);
else Paint_DrawNum(149, 88, co2, &big, BLACK, WHITE);
Paint_DrawString_EN(337, 143, "ppmn", &sml, WHITE, BLACK);
/* devider lines */
// Xstart,Ystart,Xend,Yend
Paint_DrawLine( 10, 210, 390, 210, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID);
Paint_DrawLine(200, 210, 200, 290, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID);
/* House synmbol */
Paint_DrawLine( 13, 120, 70, 66, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID); //top left
Paint_DrawLine( 70, 66, 126, 120, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID); //top right
Paint_DrawLine( 27, 109, 27, 171, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID); //left
Paint_DrawLine(112, 109, 112, 171, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID); //right
Paint_DrawLine( 27, 171, 112, 171, BLACK, DOT_PIXEL_3X3, LINE_STYLE_SOLID); //button
Paint_DrawLine( 99, 70, 99, 91, BLACK, DOT_PIXEL_5X5, LINE_STYLE_SOLID); //chimney
// XCenter,YCenter,radius
Paint_DrawCircle( 54, 132, 16, BLACK, DOT_PIXEL_3X3, DRAW_FILL_EMPTY); //C
Paint_DrawRectangle( 58, 112, 72, 152, WHITE, DOT_PIXEL_1X1, DRAW_FILL_FULL); //C
Paint_DrawCircle( 80, 132, 16, BLACK, DOT_PIXEL_3X3, DRAW_FILL_EMPTY); //O
Paint_DrawNum( 94, 145, 2, &sml, BLACK, WHITE); //2
/* temperature */
if (temperature < 10.0f) Paint_DrawNum(69, 220, temperature, &big, BLACK, WHITE);
else Paint_DrawNum(32, 220, temperature, &big, BLACK, WHITE);
Paint_DrawString_EN(140, 220, "*C", &sml, WHITE, BLACK);
Paint_DrawLine(137, 287, 137, 287, BLACK, DOT_PIXEL_4X4, LINE_STYLE_SOLID);
char decimal[4];
sprintf(decimal, "%d", ((int)(temperature * 10)) % 10);
Paint_DrawString_EN(145, 247, decimal, &mid, WHITE, BLACK);
/* humidity */
Paint_DrawNum(240, 220, humidity, &big, BLACK, WHITE);
Paint_DrawString_EN(340, 220, "%", &bahn_sml, WHITE, BLACK);
#endif
}
#include "qrcode.h"
#define ESP_QRCODE_CONFIG() (esp_qrcode_config_t) { \
.display_func = draw_qr_code, \
.max_qrcode_version = 26, \
.qrcode_ecc_level = ESP_QRCODE_ECC_LOW, \
}
bool invertedQR;
void draw_qr_code(const uint8_t * qrcode) {
int qrcodeSize = esp_qrcode_get_size(qrcode);
int scaleFactor = 1;
UWORD Color = invertedQR? WHITE : BLACK;
// min. 16px border: 200px - 2*16px = 168px usable
if (qrcodeSize < 24) scaleFactor = 7;
else if (qrcodeSize < 28) scaleFactor = 6;
else if (qrcodeSize < 34) scaleFactor = 5;
else if (qrcodeSize < 42) scaleFactor = 4;
else if (qrcodeSize < 56) scaleFactor = 3;
else if (qrcodeSize < 84) scaleFactor = 2;
int Start = (200 - (qrcodeSize * scaleFactor)) / 2;
Paint_Clear(invertedQR? BLACK : WHITE);
for (int y=0; y < qrcodeSize; y++) {
for (int x=0; x < qrcodeSize; x++) {
if (esp_qrcode_get_module(qrcode, x, y)) {
if (scaleFactor > 1) Paint_DrawRectangle(Start + x * scaleFactor,
Start + y * scaleFactor,
Start + x * scaleFactor + scaleFactor,
Start + y * scaleFactor + scaleFactor,
Color, DOT_PIXEL_1X1, DRAW_FILL_FULL);
else Paint_SetPixel(x + (200-qrcodeSize)/2, y + (200-qrcodeSize)/2, Color);
}
}
}
}
void calculateTempHumStats(int* mintemp, int* maxtemp, int* avgtemp, int* minhum, int* maxhum, int* avghum) {
int sumtemp = 0, sumhum = 0;
int value = getTempMeasurement(0);
*mintemp = value;
*maxtemp = value;
value = getHumMeasurement(0);
*minhum = value;
*maxhum = value;
uint16_t index;
if (overflow) index = NUM_MEASUREMENTS / 3;
else index = ceil(currentIndex / 3.0);
for (int i=0; i<=index; i++) {
value = getTempMeasurement(i);
if (value < *mintemp) *mintemp = value;
if (value > *maxtemp) *maxtemp = value;
sumtemp += value;
value = getHumMeasurement(i);
if (value < *minhum) *minhum = value;
if (value > *maxhum) *maxhum = value;
sumhum += value;
}
*avgtemp = sumtemp / index;
*avghum = sumhum / index;
}
void calculateStatsCO2(int* min, int* max, int* avg) {
int sum = 0;
int value = getCO2Measurement(0);
*min = value;
*max = value;
uint16_t index;
if (overflow) index = NUM_MEASUREMENTS;
else index = currentIndex;
for (int i=0; i<=index; i++) {
value = getCO2Measurement(i);
if (value < *min) *min = value;
if (value > *max) *max = value;
sum += value;
}
*avg = sum / index;
}
void displayCO2HistoryGraph() {
int min, max, avg;
calculateStatsCO2(&min, &max, &avg);
float yscale = 184.0 / (max - min);
uint16_t index;
if (overflow) index = NUM_MEASUREMENTS;
else index = currentIndex;
float stepsPerPixel = index / 200.0;
Paint_Clear(WHITE);
Paint_DrawNum(0, 0, min, &Font16, BLACK, WHITE);
Paint_DrawString_EN((snprintf(0,0,"%+d",min)-1)*11, 0, "ppm", &Font16, WHITE, BLACK);
Paint_DrawNum(200-11*4, 0, max, &Font16, BLACK, WHITE);
Paint_DrawString_EN(100-11*2, 0, "O", &Font16, WHITE, BLACK);
Paint_DrawString_EN(100-11*2, 0, "/", &Font16, WHITE, BLACK);
Paint_DrawNum(100-11, 0, avg, &Font16, BLACK, WHITE);
char duration[20];
sprintf(duration, "%.1f", index/120.0);
strcat(duration, "h");
Paint_DrawString_EN(0, 200-16, "-", &Font16, WHITE, BLACK);
Paint_DrawString_EN(11, 200-16, duration, &Font16, WHITE, BLACK);
Paint_DrawString_EN(200-11*3, 200-16, "now", &Font16, WHITE, BLACK);
int privY = getCO2Measurement(0);
for (int x=1; x<200; x++) {
int y = getCO2Measurement((int)(x * stepsPerPixel));
y = 200.0 - ((y - min) * yscale);
Paint_DrawLine(x-1, privY, x, y, BLACK, DOT_PIXEL_2X2, LINE_STYLE_SOLID);
privY = y;
for (int i = 200; i>y; i--) {
if (!(i%5)) Paint_DrawPoint(x, i, BLACK, DOT_PIXEL_1X1, DOT_FILL_AROUND);
}
}
updateDisplay();
}
void displayTempHumHistoryGraph() {
int mintemp, maxtemp, avgtemp, minhum, maxhum, avghum;
calculateTempHumStats(&mintemp, &maxtemp, &avgtemp, &minhum, &maxhum, &avghum);
float hight = 200.0 - 2*16.0;
float yscaletemp = hight / (maxtemp - mintemp);
float yscalehum = hight / (maxhum - minhum);
uint16_t index;
if (overflow) index = NUM_MEASUREMENTS / 3;
else index = ceil(currentIndex / 3.0);
float stepsPerPixel = index / 200.0;
Paint_Clear(WHITE);
char temp[20];
sprintf(temp, "%.1f", mintemp/10.0);
strcat(temp, "C");
Paint_DrawString_EN(0, 0, temp, &Font16, WHITE, BLACK);
sprintf(temp, "%.1f", avgtemp/10.0);
Paint_DrawString_EN(100-11, 0, temp, &Font16, WHITE, BLACK);
sprintf(temp, "%.1f", maxtemp/10.0);
Paint_DrawString_EN(200-11*4, 0, temp, &Font16, WHITE, BLACK);
Paint_DrawString_EN(100-11-17, 4, "O", &Font24, WHITE, BLACK);
Paint_DrawString_EN(100-11-17, 4, "/", &Font24, WHITE, BLACK);
Paint_DrawNum(0, 16, minhum, &Font16, BLACK, WHITE);
Paint_DrawString_EN(11*2, 16, "%", &Font16, WHITE, BLACK);
Paint_DrawNum(100-11, 16, avghum, &Font16, BLACK, WHITE);
Paint_DrawString_EN(100+11, 16, "%", &Font16, WHITE, BLACK);
Paint_DrawNum(200-11*3, 16, maxhum, &Font16, BLACK, WHITE);
Paint_DrawString_EN(200-11, 16, "%", &Font16, WHITE, BLACK);
char duration[20];
sprintf(duration, "%.1f", index/40.0);
strcat(duration, "h");
Paint_DrawString_EN(0, 200-16, "-", &Font16, WHITE, BLACK);
Paint_DrawString_EN(11, 200-16, duration, &Font16, WHITE, BLACK);
Paint_DrawString_EN(200-11*3, 200-16, "now", &Font16, WHITE, BLACK);
int privYtemp = getTempMeasurement(0);
int privYhum = getHumMeasurement(0);
for (int x=1; x<200; x++) {
int ytemp = getTempMeasurement((int)(x * stepsPerPixel));
int yhum = getHumMeasurement((int)(x * stepsPerPixel));
ytemp = 200.0 - ((ytemp - mintemp) * yscaletemp);
yhum = 200.0 - ((yhum - minhum) * yscalehum);
Paint_DrawLine(x-1, privYtemp, x, ytemp, BLACK, DOT_PIXEL_2X2, LINE_STYLE_SOLID);
for (int i = 200; i>ytemp; i--) {
if (!(i%5)) Paint_DrawPoint(x, i, BLACK, DOT_PIXEL_2X2, DOT_FILL_AROUND);
}
Paint_DrawLine(x-1, privYhum, x, yhum, BLACK, DOT_PIXEL_2X2, LINE_STYLE_SOLID);
privYtemp = ytemp;
privYhum = yhum;
}
updateDisplay();
}
uint8_t hour;
void displayHistory(uint8_t qrcodeNumber) {
if (qrcodeNumber == hour+2) {
displayCO2HistoryGraph();
return;
}
if (qrcodeNumber == hour+1) {
displayTempHumHistoryGraph();
return;
}
char buffer[5*120+1];
int numEnties = currentIndex % 120;
if (overflow || hour != qrcodeNumber) numEnties = 120; // display all values included in previous hours
for (int i=0; i<numEnties; i++) {
char tempStr[6];
snprintf(tempStr, sizeof(tempStr), "%d", getCO2Measurement(qrcodeNumber*120+i));
if (i == 0) snprintf(buffer, sizeof(buffer), "%s", tempStr);
else snprintf(buffer + strlen(buffer), sizeof(buffer) - strlen(buffer), " %s", tempStr);
}
invertedQR = false;
esp_qrcode_config_t cfg = ESP_QRCODE_CONFIG();
esp_qrcode_generate(&cfg, buffer);
if (qrcodeNumber+1 >= 10) Paint_DrawNum(200-5*11, 200-16, qrcodeNumber+1, &Font16, BLACK, WHITE);
else Paint_DrawNum(200-4*11, 200-16, qrcodeNumber+1, &Font16, BLACK, WHITE);
Paint_DrawString_EN(200-3*11, 200-16, "/", &Font16, WHITE, BLACK);
Paint_DrawNum(200-2*11, 200-16, hour+1, &Font16, BLACK, WHITE);
if (english) Paint_DrawString_EN(1, 1, "long press = exit", &Font16, WHITE, BLACK);
else Paint_DrawString_EN(1, 1, " halten = beenden", &Font16, WHITE, BLACK);
updateDisplay();
}
void history() {
// DEMO DATA:
/*for (int i=0; i<NUM_MEASUREMENTS; i++) {
saveMeasurement(i, 20.0+i/100.0, 100.0-i/50.0);
}*/
uint16_t mspressed;
unsigned long historyStartTime = millis();
if (overflow) hour = 23;
else hour = currentIndex/120;
uint8_t qrcodeNumber = hour+2; // start at CO2 graph
refreshes = 1; // force full update
displayHistory(qrcodeNumber);
for (;;) {
if ((millis() - historyStartTime) > 30000) { // display History up to 30 sec
clearMenu();
return;
}
mspressed = 0;
if (digitalRead(BUTTON) == 0) {
while(digitalRead(BUTTON) == 0) { // calculate how long BUTTON is pressed
delay(100);
mspressed += 100;
if (mspressed == 1000) break;
}
if (mspressed == 1000) { // long press
clearMenu();
return;
} else { // goto next History point
if (qrcodeNumber == 0) qrcodeNumber = hour+2;
else qrcodeNumber--;
refreshes = 1; // force full update
displayHistory(qrcodeNumber);
historyStartTime = millis(); // display History again for 30 sec
}
}
}
}
void displayMenu(uint8_t selectedOption) {
const char* menuItem;
Paint_Clear(WHITE);
Paint_DrawString_EN(66, 0, "Menu", &Font24, WHITE, BLACK);
Paint_DrawLine(10, 23, 190, 23, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
for (int i=0; i<NUM_OPTIONS; i++) {
if (english) menuItem = EnglishMenuItems[i];
else menuItem = GermanMenuItems[i];
Paint_DrawString_EN(5, 25*(i+1), menuItem, &Font24, WHITE, BLACK);
}
invertSelected(selectedOption);
updateDisplay();
}
void displayLEDMenu(uint8_t selectedOption) {
const char* LEDmenuItem;
Paint_Clear(WHITE);
Paint_DrawString_EN(75, 0, "LED", &Font24, WHITE, BLACK);
Paint_DrawLine(10, 23, 190, 23, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
for (int i=0; i<NUM_LED_OPTIONS; i++) {
if (english) LEDmenuItem = EnglishLEDmenuItems[i];
else LEDmenuItem = GermanLEDmenuItems[i];
Paint_DrawString_EN(5, 25*(i+1), LEDmenuItem, &Font24, WHITE, BLACK);
}
if (english) {
Paint_DrawString_EN(149, 25, (LEDonBattery? "ON":"OFF"), &Font24, WHITE, BLACK);
Paint_DrawString_EN(149, 50, (LEDonUSB? "ON":"OFF"), &Font24, WHITE, BLACK);
} else {
Paint_DrawString_EN(149, 25, (LEDonBattery? "AN":"AUS"), &Font24, WHITE, BLACK);
Paint_DrawString_EN(149, 50, (LEDonUSB? "AN":"AUS"), &Font24, WHITE, BLACK);
}
Paint_DrawString_EN(149, 75, (useSmoothLEDcolor? "1":"2"), &Font24, WHITE, BLACK);
Paint_DrawString_EN(166, 75, "/2", &Font24, WHITE, BLACK);
Paint_DrawNum(149, 100, (int32_t)(ledbrightness/20+1), &Font24, BLACK, WHITE); // 5 25 45 65 85
Paint_DrawString_EN(166, 100, "/5", &Font24, WHITE, BLACK);
invertSelected(selectedOption);
updateDisplay();
}
void displayOptionsMenu(uint8_t selectedOption) {
const char* OptionsMenuItem;
Paint_Clear(WHITE);
Paint_DrawString_EN(40, 0, "DISPLAY", &Font24, WHITE, BLACK);
Paint_DrawLine(10, 23, 190, 23, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
for (int i=0; i<NUM_DISPLAY_OPTIONS; i++) {
if (english) OptionsMenuItem = EnglishOptionsMenuItems[i];
else OptionsMenuItem = GermanOptionsMenuItems[i];
Paint_DrawString_EN(5, 25*(i+1), OptionsMenuItem, &Font24, WHITE, BLACK);
}
Paint_DrawString_EN(166, 50, (useFahrenheit? "*F":"*C"), &Font24, WHITE, BLACK);
Paint_DrawNum(149, 100, (int32_t)(font+1), &Font24, BLACK, WHITE);
Paint_DrawString_EN(166, 100, "/3", &Font24, WHITE, BLACK);
invertSelected(selectedOption);
updateDisplay();
}
void invertSelected(uint8_t selectedOption) {
#ifdef EINK_1IN54V2
for (int x = 0; x < 200; x++) {
for (int y = 25*(selectedOption+1)/8; y < 25*(selectedOption+2)/8; y++) {
BlackImage[y+x*25] = ~BlackImage[y+x*25];
}
}
#endif /* EINK_1IN54V2 */
#ifdef EINK_4IN2
int Y_start = 25 * (selectedOption + 1);
int Y_end = 25 * (selectedOption + 2);
for (int j = 0; j < Y_end - Y_start; j++) {
for (int i = 0; i < 200/8; i++) {
BlackImage[(Y_start + j) * 50 + i] = ~BlackImage[(Y_start + j) * 50 + i];
}
}
#endif
}
void displayFlappyBird() {
int birdpos = 100;
#define numObsticals 5
int obsticals[numObsticals] = {100,90,110,110,100};
int frame = 0;
int xpos;
if (comingFromDeepSleep && HWSubRev > 1) {
Paint_Clear(WHITE);
EPD_1IN54_V2_Init_Partial_After_Powerdown();
EPD_1IN54_V2_writePrevImage(BlackImage);
} else {
EPD_1IN54_V2_Init_Partial();
}
while (birdpos > 0 && birdpos < 200) {
Paint_Clear(WHITE);
if (digitalRead(BUTTON) == 0) birdpos -= 10;
else birdpos += 10;
Paint_DrawString_EN(20, birdpos, "X", &Font24, WHITE, BLACK);
for (int i = 0; i < numObsticals; i++) {
xpos = (i+1)*40 - frame*3;
// Xstart,Ystart,Xend,Yend
Paint_DrawLine(xpos, 0, xpos, obsticals[i], BLACK, DOT_PIXEL_4X4, LINE_STYLE_SOLID); //top
Paint_DrawLine(xpos, 200, xpos, obsticals[i]+50, BLACK, DOT_PIXEL_4X4, LINE_STYLE_SOLID); //buttum
}
frame++;
frame %= 200;
Paint_DrawNum(200-7*3, 200-12, frame, &Font12, BLACK, WHITE);
EPD_1IN54_V2_DisplayPart(BlackImage);
}
}
void displayCalibrationWarning() {
Paint_Clear(BLACK);
// Exclamation Mark !
Paint_DrawLine( 100, 50, 100, 85, WHITE, DOT_PIXEL_4X4, LINE_STYLE_SOLID);
Paint_DrawCircle(100, 105, 5, WHITE, DOT_PIXEL_1X1, DRAW_FILL_FULL);
// Xstart,Ystart,Xend,Yend
Paint_DrawLine( 100, 20, 35, 120, WHITE, DOT_PIXEL_3X3, LINE_STYLE_SOLID);
Paint_DrawLine( 100, 20, 165, 120, WHITE, DOT_PIXEL_3X3, LINE_STYLE_SOLID);
Paint_DrawLine( 37, 120, 163, 120, WHITE, DOT_PIXEL_4X4, LINE_STYLE_SOLID);
if (english) {
Paint_DrawString_EN(16, 132, "Calibration!", &Font20, BLACK, WHITE);
Paint_DrawString_EN(1, 152, "Put Sensor outside", &Font16, BLACK, WHITE);
Paint_DrawString_EN(1, 168, "for 3+ minutes. Or", &Font16, BLACK, WHITE);
Paint_DrawString_EN(1, 184, "hold knob to stop", &Font16, BLACK, WHITE);
} else {
Paint_DrawString_EN(16, 132, "Kalibration!", &Font20, BLACK, WHITE);
Paint_DrawString_EN(1, 152, "Sensor fur 3+ min.", &Font16, BLACK, WHITE);
Paint_DrawString_EN(1, 168, "nach drausen legen", &Font16, BLACK, WHITE);
Paint_DrawString_EN(1, 184, "Knopf = abbrechen", &Font16, BLACK, WHITE);
}
updateDisplay();
}
void displayWiFi(bool useWiFi) {
Paint_Clear(BLACK);
if (useWiFi) {
updateBatteryMode();
if (BatteryMode) {
if (english) {
Paint_DrawString_EN(23, 52, "Wi-Fi: ON", &Font24, BLACK, WHITE);
Paint_DrawString_EN(40, 76, "Connect", &Font24, BLACK, WHITE);
Paint_DrawString_EN(48, 100, "Power!", &Font24, BLACK, WHITE);
} else {
Paint_DrawString_EN(32, 52, "WLAN: AN", &Font24, BLACK, WHITE);
Paint_DrawString_EN(57, 76, "Strom", &Font24, BLACK, WHITE);
Paint_DrawString_EN(15, 100, "verbinden!", &Font24, BLACK, WHITE);
}
} else {
invertedQR = true;
if (WiFi.status() == WL_CONNECTED) {
char buffer[40] = "http://";
String ip = WiFi.localIP().toString();
strcat(buffer, ip.c_str());
strcat(buffer, ":9925");
esp_qrcode_config_t cfg = ESP_QRCODE_CONFIG();
esp_qrcode_generate(&cfg, buffer);
Paint_DrawString_EN(1, 1, ip.c_str(), &Font16, BLACK, WHITE);
Paint_DrawString_EN(1, 184, ":9925", &Font16, BLACK, WHITE);
} else {
char const *buffer = "WIFI:T:;S:OpenCO2 Sensor;P:;;";
esp_qrcode_config_t cfg = ESP_QRCODE_CONFIG();
esp_qrcode_generate(&cfg, buffer);
Paint_DrawString_EN(1, 1, " 'OpenCO2 Sensor'", &Font16, BLACK, WHITE);
Paint_DrawString_EN(1, 184, "http://192.168.4.1", &Font16, BLACK, WHITE);
}
}
} else { /* No WiFi symbol */
Paint_DrawCircle(100, 100, 25, WHITE, DOT_PIXEL_4X4, DRAW_FILL_EMPTY);
Paint_DrawCircle(100, 100, 50, WHITE, DOT_PIXEL_4X4, DRAW_FILL_EMPTY);
Paint_DrawCircle(100, 100, 75, WHITE, DOT_PIXEL_4X4, DRAW_FILL_EMPTY);
// Xstart,Ystart,Xend,Yend
Paint_DrawLine( 0, 4, 100, 104, BLACK, DOT_PIXEL_8X8, LINE_STYLE_SOLID);
Paint_DrawLine( 0, 12, 100, 112, BLACK, DOT_PIXEL_8X8, LINE_STYLE_SOLID);
Paint_DrawRectangle(0, 50, 60, 100, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawLine(200, 4, 100, 104, BLACK, DOT_PIXEL_8X8, LINE_STYLE_SOLID);
Paint_DrawLine(200, 12, 100, 112, BLACK, DOT_PIXEL_8X8, LINE_STYLE_SOLID);
Paint_DrawRectangle(140, 50, 200, 200, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawRectangle(0, 100, 200, 200, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawCircle(100, 95, 4, WHITE, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawLine( 60, 90, 140, 10, WHITE, DOT_PIXEL_4X4, LINE_STYLE_SOLID);
if (english) Paint_DrawString_EN(15, 132, "Wi-Fi: OFF", &Font24, BLACK, WHITE);
else Paint_DrawString_EN(15, 132, "WLAN: AUS", &Font24, BLACK, WHITE);
}
updateDisplay();
}
void displayWiFiStrengh() {
if (WiFi.status() != WL_CONNECTED) {
const unsigned char wifiAP[] = {
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,
0XFB,0XFF,0XFF,0XFF,0XFF,0X00,0X1F,0XFF,0XFF,0XF8,0X00,0X07,0XFF,0XFF,0XF0,0XFF,
0XC1,0XFF,0XFF,0XE3,0XFF,0XF8,0XFF,0XFF,0XC7,0XFF,0XFC,0XFF,0XFF,0XFF,0X80,0X7F,
0XFF,0XFF,0XFE,0X00,0X0F,0XFF,0XFF,0XFC,0X3F,0X87,0XFF,0XFF,0XFC,0XFF,0XE7,0XFF,
0XFF,0XFF,0XFB,0XFF,0XFF,0XC7,0XFF,0XC0,0X7F,0XFE,0X07,0XFF,0X80,0X3F,0XE0,0X07,
0XFF,0X9F,0X3F,0X00,0X03,0XFF,0XFF,0XF0,0X00,0X03,0XFF,0XF1,0XE0,0X00,0X03,0XFF,
0XE1,0XC0,0X00,0X03,0XFF,0XE1,0XC0,0X00,0X03,0XFF,0XF1,0XE0,0X00,0X03,0XFF,0XFF,
0XF8,0X00,0X03,0XFF,0X9F,0X3F,0X00,0X03,0XFF,0X80,0X3F,0XF0,0X07,0XFF,0XC0,0XFF,
0XFE,0X07,0XFF,0XFF,0XFF,0XFF,0XE7,0XFC,0XFF,0XE7,0XFF,0XFF,0XFC,0X3F,0X87,0XFF,
0XFF,0XFE,0X00,0X1F,0XFF,0XFF,0XFF,0X80,0X7F,0XFF,0XFF,0XCF,0XFF,0XFC,0XFF,0XFF,
0XE3,0XFF,0XF8,0XFF,0XFF,0XF0,0XFF,0XC1,0XFF,0XFF,0XF8,0X00,0X07,0XFF,0XFF,0XFF,
0X00,0X1F,0XFF,0XFF,0XFF,0XF3,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF
};
Paint_DrawImage(wifiAP, 150, 150, 40, 40);
return;
}
const unsigned char wifiFullIcon[] = {
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0X9F,0XFF,0XFF,0XFF,0XFF,0X87,0XFF,0XFF,0XFF,0XFF,
0X03,0XFF,0XFF,0XFF,0XFE,0X00,0XFF,0XFF,0XFF,0XFE,0X00,0X7F,0XFF,0XFF,0XFE,0X00,
0X3F,0XFF,0XFF,0XFC,0X00,0X0F,0XFF,0XFF,0XFC,0X00,0X07,0XFF,0XFF,0XF8,0X00,0X03,
0XFF,0XFF,0XF8,0X00,0X01,0XFF,0XFF,0XF8,0X00,0X00,0X7F,0XFF,0XF8,0X00,0X00,0X3F,
0XFF,0XF0,0X00,0X00,0X0F,0XFF,0XF0,0X00,0X00,0X07,0XFF,0XF0,0X00,0X00,0X03,0XFF,
0XF0,0X00,0X00,0X00,0XFF,0XF0,0X00,0X00,0X00,0X7F,0XF0,0X00,0X00,0X00,0X3F,0XF0,
0X00,0X00,0X00,0X0F,0XF0,0X00,0X00,0X00,0X0F,0XF0,0X00,0X00,0X00,0X3F,0XF0,0X00,
0X00,0X00,0X7F,0XF0,0X00,0X00,0X00,0XFF,0XF0,0X00,0X00,0X03,0XFF,0XF0,0X00,0X00,
0X07,0XFF,0XF0,0X00,0X00,0X0F,0XFF,0XF8,0X00,0X00,0X3F,0XFF,0XF8,0X00,0X00,0X7F,
0XFF,0XF8,0X00,0X01,0XFF,0XFF,0XF8,0X00,0X03,0XFF,0XFF,0XFC,0X00,0X07,0XFF,0XFF,
0XFC,0X00,0X0F,0XFF,0XFF,0XFE,0X00,0X3F,0XFF,0XFF,0XFE,0X00,0X7F,0XFF,0XFF,0XFE,
0X01,0XFF,0XFF,0XFF,0XFF,0X03,0XFF,0XFF,0XFF,0XFF,0X87,0XFF,0XFF,0XFF,0XFF,0X9F,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF
};
const unsigned char wifiMediumIcon[] = {
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0X8F,0XFF,0XFF,0XFF,0XFF,0X87,0XFF,0XFF,0XFF,0XFF,
0X03,0XFF,0XFF,0XFF,0XFE,0X00,0XFF,0XFF,0XFF,0XFE,0X30,0X7F,0XFF,0XFF,0XFE,0X38,
0X3F,0XFF,0XFF,0XFC,0X7E,0X0F,0XFF,0XFF,0XFC,0X7F,0X07,0XFF,0XFF,0XF8,0XFF,0XC3,
0XFF,0XFF,0XF8,0XFF,0XE0,0XFF,0XFF,0XF8,0XFF,0XE0,0X7F,0XFF,0XF1,0XFF,0XC0,0X3F,
0XFF,0XF1,0XFF,0XC0,0X0F,0XFF,0XF1,0XFF,0XC0,0X07,0XFF,0XF1,0XFF,0XC0,0X03,0XFF,
0XF3,0XFF,0X80,0X00,0XFF,0XF3,0XFF,0X80,0X00,0X7F,0XF3,0XFF,0X80,0X00,0X3F,0XF3,
0XFF,0X80,0X00,0X0F,0XF3,0XFF,0X80,0X00,0X0F,0XF3,0XFF,0X80,0X00,0X3F,0XF3,0XFF,
0X80,0X00,0X7F,0XF3,0XFF,0X80,0X00,0XFF,0XF1,0XFF,0XC0,0X03,0XFF,0XF1,0XFF,0XC0,
0X07,0XFF,0XF1,0XFF,0XC0,0X0F,0XFF,0XF1,0XFF,0XE0,0X3F,0XFF,0XF8,0XFF,0XE0,0X7F,
0XFF,0XF8,0XFF,0XE0,0XFF,0XFF,0XF8,0XFF,0XC3,0XFF,0XFF,0XFC,0X7F,0X07,0XFF,0XFF,
0XFC,0X7E,0X0F,0XFF,0XFF,0XFE,0X38,0X3F,0XFF,0XFF,0XFE,0X30,0X7F,0XFF,0XFF,0XFE,
0X00,0XFF,0XFF,0XFF,0XFF,0X03,0XFF,0XFF,0XFF,0XFF,0X87,0XFF,0XFF,0XFF,0XFF,0X8F,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF
};
const unsigned char wifiLowIcon[] = {
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XCF,0XFF,0XFF,0XFF,0XFF,0X83,0XFF,0XFF,0XFF,0XFF,
0X81,0XFF,0XFF,0XFF,0XFF,0X00,0XFF,0XFF,0XFF,0XFF,0X18,0X3F,0XFF,0XFF,0XFE,0X3C,
0X1F,0XFF,0XFF,0XFE,0X3F,0X0F,0XFF,0XFF,0XFC,0X7F,0X87,0XFF,0XFF,0XFC,0X7F,0XC3,
0XFF,0XFF,0XFC,0X7F,0XE0,0XFF,0XFF,0XFC,0XFF,0XF8,0X7F,0XFF,0XF8,0XFF,0XFC,0X3F,
0XFF,0XF8,0XFF,0XFE,0X0F,0XFF,0XF8,0XFF,0XFF,0X07,0XFF,0XF9,0XFF,0XFF,0X83,0XFF,
0XF9,0XFF,0XFF,0XE1,0XFF,0XF1,0XFF,0XFF,0XF0,0XFF,0XF1,0XFF,0XFF,0XF8,0X3F,0XF1,
0XFF,0XFF,0XFE,0X1F,0XF1,0XFF,0XFF,0XFE,0X1F,0XF1,0XFF,0XFF,0XF8,0X3F,0XF1,0XFF,
0XFF,0XF0,0XFF,0XF9,0XFF,0XFF,0XE1,0XFF,0XF9,0XFF,0XFF,0X83,0XFF,0XF8,0XFF,0XFF,
0X07,0XFF,0XF8,0XFF,0XFE,0X1F,0XFF,0XF8,0XFF,0XFC,0X3F,0XFF,0XFC,0XFF,0XF8,0X7F,
0XFF,0XFC,0X7F,0XE0,0XFF,0XFF,0XFC,0X7F,0XC1,0XFF,0XFF,0XFC,0X7F,0X87,0XFF,0XFF,
0XFE,0X3E,0X0F,0XFF,0XFF,0XFE,0X3C,0X1F,0XFF,0XFF,0XFF,0X18,0X3F,0XFF,0XFF,0XFF,
0X00,0XFF,0XFF,0XFF,0XFF,0X81,0XFF,0XFF,0XFF,0XFF,0X83,0XFF,0XFF,0XFF,0XFF,0XCF,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF
};
int32_t signalStrength = WiFi.RSSI();
//xStart,yStart,W_Image,H_Image
if (signalStrength > -55) { Paint_DrawImage(wifiFullIcon, 5, 74, 40, 40); }
else if (signalStrength > -70) { Paint_DrawImage(wifiMediumIcon, 5, 74, 40, 40); }
else { Paint_DrawImage(wifiLowIcon, 5, 74, 40, 40); }
/* time */
struct tm timeinfo;
getLocalTime(&timeinfo);
//char time[100];
//sprintf(time, "%d-%02d-%02d %02d:%02d:%02d", (timeinfo.tm_year)+1900, timeinfo.tm_mday, (timeinfo.tm_mon)+1, timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec);
char hour[3];
char minute[3];
sprintf(hour, "%02d", timeinfo.tm_hour);
sprintf(minute, "%02d", timeinfo.tm_min);
Paint_DrawString_EN(1, 150, hour, &mid, WHITE, BLACK);
// XCenter,YCenter,radius
Paint_DrawCircle(1+29*2+4, 150+15, 3, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawCircle(1+29*2+4, 150+29, 3, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
Paint_DrawString_EN(1+29*2+9, 150, minute, &mid, WHITE, BLACK);
}
void displayinfo() {
extern uint16_t serial0, serial1, serial2;
Paint_Clear(WHITE);
Paint_DrawString_EN(0, 1, "MAC Address:", &Font16, WHITE, BLACK);
Paint_DrawString_EN(0, 17, WiFi.macAddress().c_str(), &Font16, WHITE, BLACK);
char serial[19] = "SCD4x:";
char hex[5];
sprintf(hex, "%04X", serial0);
strcat(serial, hex);
sprintf(hex, "%04X", serial1);
strcat(serial, hex);
sprintf(hex, "%04X", serial2);
strcat(serial, hex);
Paint_DrawString_EN(0, 33, serial, &Font16, WHITE, BLACK);
char average_temp[40];
sprintf(average_temp, "%.1f", sumTemp/10);
strcat(average_temp, "*C");
Paint_DrawString_EN(1, 49, "ESP32:", &Font16, WHITE, BLACK);
Paint_DrawString_EN(67, 49, average_temp, &Font16, WHITE, BLACK);
int uptime_m = esp_timer_get_time() / 1000000 / 60;
int uptime_h = uptime_m / 60;