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sets the initial brightness based on the time

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This commit is contained in:
Seth Samuel 2024-11-01 21:42:12 +13:00
parent 50b724dabc
commit 041c51042d
2 changed files with 190 additions and 25 deletions
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73
GPSSpeedMultiCore.ino
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@ -5,6 +5,7 @@
#include "Adafruit_LEDBackpack.h" //for screen
#include <stdlib.h>
#include <atomic>
#include <SolarCalculator.h> //for determining startup brightness
#define DISPLAY_ADDRESS 0x70 //I2C address of screen
#define GPS_WAIT_TIME 1100
#define GPS_UPDATE_FREQUENCY 10 //GPS update frequency per sec
@ -13,6 +14,13 @@
//GPS
SFE_UBLOX_GPS myGPS;
double lat = 0;
double lng = 0;
int tzOff = 12; //local TZ offset
bool centuryBit; //needed to get month from RTC
double az, elev; //for sun location in the sky
double transit, sunrise, sunset; //sun related times
double civilTransit, civilRiise, civilSet; //astro related times
//threading
std::atomic<float> speed(0);
@ -29,10 +37,11 @@ unsigned long timeOfLastFix = 0UL;
//button
volatile bool buttonPushed = false;
volatile int screenBrightnessButton = 15;
volatile int screenBrightnessCurrent = screenBrightnessButton;
volatile int ScreenBrightnessUser = 15;
volatile int screenBrightnessCurrent = ScreenBrightnessUser;
volatile unsigned long lastButtonPush = 0UL;
void chageBrightness() {
if (millis() - lastButtonPush > DEBOUNCE_DELAY) {
buttonPushed = true;
@ -42,14 +51,14 @@ void chageBrightness() {
void connectGPS() { //need to do this everytime the GPS turns back on
do { //set gps to 115200 baudrate code comes from sparkfun examples
Serial.println("GNSS: trying 115200 baud");
// Serial.println("GNSS: trying 115200 baud");
Serial1.begin(115200);
if (myGPS.begin(Serial1) == true) break;
delay(100);
Serial.println("GNSS: trying 9600 baud");
//Serial.println("GNSS: trying 9600 baud");
Serial1.begin(9600);
if (myGPS.begin(Serial1) == true) {
Serial.println("GNSS: connected at 9600 baud, switching to 115200");
// Serial.println("GNSS: connected at 9600 baud, switching to 115200");
myGPS.setSerialRate(115200);
delay(100);
} else {
@ -62,18 +71,33 @@ void connectGPS() { //need to do this everytime the GPS turns back on
myGPS.setDynamicModel(DYN_MODEL_AUTOMOTIVE); //set dynamic model of GPS to automotive to more accutate results
}
bool setStartBrightness() {
while (!(myGPS.getFixType() > 0)) {}
double GPSTime=myGPS.getHour()+(myGPS.getMinute()/60);
//get sunset time
calcSunriseSunset(myGPS.getYear(), myGPS.getMonth(), myGPS.getDay(), lat, lng, transit, sunrise, sunset);
//get civilSet time
calcCivilDawnDusk(myGPS.getYear(), myGPS.getMonth(), myGPS.getDay(), lat, lng, civilTransit, civilRiise, civilSet);
if(GPSTime<sunset){
screenBrightnessCurrent=15;
} else if ((GPSTime>sunrise)&&(GPSTime<civilSet)){
screenBrightnessCurrent=MIDDLE_SCREEN_BRIGHTNESS;
} else if (GPSTime>civilSet){
screenBrightnessCurrent=0;
}
disp.setBrightness(screenBrightnessCurrent);
return true;
}
void setup() {
//setup screen
Wire.setSCL(17);
Wire.setSDA(16);
//Wire.setClock(100000);
disp.begin(DISPLAY_ADDRESS);
disp.setBrightness(screenBrightnessButton);
disp.clear();
disp.writeDigitAscii(0, 71); //"G"
disp.writeDigitAscii(1, 80); //"P"
disp.writeDigitAscii(2, 83); //"S"
disp.writeDisplay();
disp.setBrightness(ScreenBrightnessUser);
//screen brightness
pinMode(20, INPUT_PULLUP);
@ -86,30 +110,29 @@ void setup1() {
Serial1.setRX(1);
Serial1.setTX(0);
connectGPS();
setStartBrightness();
}
void loop() {
//change brightness
if (buttonPushed == true) {
if (screenBrightnessButton == 15) {
screenBrightnessButton = MIDDLE_SCREEN_BRIGHTNESS;
} else if (screenBrightnessButton == MIDDLE_SCREEN_BRIGHTNESS) {
screenBrightnessButton = 0;
if (ScreenBrightnessUser == 15) {
ScreenBrightnessUser = MIDDLE_SCREEN_BRIGHTNESS;
} else if (ScreenBrightnessUser == MIDDLE_SCREEN_BRIGHTNESS) {
ScreenBrightnessUser = 0;
} else {
screenBrightnessButton = 15;
ScreenBrightnessUser = 15;
}
disp.setBrightness(screenBrightnessButton);
screenBrightnessCurrent=screenBrightnessButton;
disp.setBrightness(ScreenBrightnessUser);
screenBrightnessCurrent = ScreenBrightnessUser;
buttonPushed = false;
}
disp.clear();
if (gpsFixType.load() > 0) {
if (screenBrightnessCurrent != screenBrightnessButton){
disp.setBrightness(screenBrightnessButton);
screenBrightnessCurrent=screenBrightnessButton;
if (screenBrightnessCurrent != ScreenBrightnessUser) {
disp.setBrightness(ScreenBrightnessUser);
screenBrightnessCurrent = ScreenBrightnessUser;
}
timeOfLastFix = millis(); //reset no gps screen display
int temp = speed.load() * 10;
@ -128,9 +151,9 @@ void loop() {
disp.writeDigitAscii(2, 48 + digit2, true);
disp.writeDigitAscii(3, 48 + digit3);
} else {
if (screenBrightnessCurrent!=0){
if (screenBrightnessCurrent != 0) {
disp.setBrightness(0);
screenBrightnessCurrent=0;
screenBrightnessCurrent = 0;
}
unsigned long currentTime = millis();
unsigned long timeSinceLastFIx = timeOfLastFix - currentTime;