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feat: power saving

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This commit is contained in:
s3lph 2023-05-06 22:42:44 +02:00
parent ef7159689a
commit 970868457d
Signed by: s3lph
GPG key ID: 0AA29A52FB33CFB5
2 changed files with 10 additions and 11 deletions
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1
platformio.ini
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@ -14,6 +14,7 @@ board = nanoatmega328
framework = arduino
lib_deps =
https://github.com/marcoschwartz/LiquidCrystal_I2C
https://github.com/rocketscream/Low-Power
upload_protocol = custom
upload_flags =
-C

20
src/main.cpp
View file

@ -6,6 +6,7 @@
#include <Wire.h>
#include <EEPROM.h>
#include <LowPower.h>
#include <LiquidCrystal_I2C.h>
#define OUT_PORT PORTC
@ -223,7 +224,7 @@ volatile bool setPressed = false;
volatile bool abcPressed = false;
uint8_t page = 0;
uint32_t lastPressed = 0;
bool off = false;
bool off = true;
bool editingConfig = false;
bool editingComment = false;
uint8_t configEditState = 0;
@ -525,8 +526,6 @@ void readNmeaRmc() {
} else {
nmeaState = 0;
}
Serial.println(nmeaStr);
Serial.flush();
}
}
if (nmeaState == 2) {
@ -612,7 +611,6 @@ void readNmeaRmc() {
}
memcpy(aprs+34, config.comment, config.commentLen);
aprs[34+config.commentLen] = 0;
Serial.println(aprs);
// AX.25 3.8 - FCS is sent MSB first
uint16_t fcs = 0xffff;
for (size_t i = 0; i < sizeof(frame); ++i) {
@ -645,6 +643,9 @@ void readNmeaRmc() {
void setup() {
Serial.begin(9600);
// ublox NEO-6M: Switch to low-power on-off mode with peak current limiting - not sure if this actually works
Serial.print("\xb5\x62\x06\x3b\x2c\x00\x01\x06\x00\x00\x0e\x81\x00\x00\x60\xea\x00\x00\x10\x27\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x2c\x01\x00\x00\x4f\xc1\x03\x00\x86\x02\x00\x00\xfe\x00\x00\x00\x64\x40\x01\x00\xf1\xd5");
Serial.flush();
// ublox NEO-6M: Disable all NMEA sentences except for GPTXT and GPRMC
Serial.println("$PUBX,40,GLL,0,0,0,0,0,0*5C");
Serial.println("$PUBX,40,GSV,0,0,0,0,0,0*59");
@ -652,9 +653,6 @@ void setup() {
Serial.println("$PUBX,40,VTG,0,0,0,0,0,0*5E");
Serial.println("$PUBX,40,GGA,0,0,0,0,0,0*5A");
Serial.flush();
// ublox NEO-6M: Switch to low-power on-off mode with peak current limiting - not sure if this actually works
Serial.print("\xB5\x62\x06\x3B\x2C\x00\x01\x06\x00\x00\x0E\x91\x00\x00\x60\xEA\x00\x00\x10\x27\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x2C\x01\x00\x00\x4F\xC1\x03\x00\x86\x02\x00\x00\xFE\x00\x00\x00\x64\x40\x01\x00\x01\x45");
Serial.flush();
OUT_DDR |= 0x0f;
pinMode(PTT, OUTPUT);
digitalWrite(PTT, LOW);
@ -668,7 +666,7 @@ void setup() {
attachInterrupt(digitalPinToInterrupt(2), isrSet, FALLING);
attachInterrupt(digitalPinToInterrupt(3), isrAbc, FALLING);
lcd.init();
lcd.backlight();
lcd.noDisplay();
setPressed = false;
abcPressed = false;
}
@ -689,13 +687,12 @@ void loop() {
lcd.blink();
}
lcd.backlight();
lcd.on();
lcd.display();
}
return;
} else if (now - lastPressed > 30000) {
off = true;
lcd.off();
lcd.noBlink();
lcd.noDisplay();
lcd.noBacklight();
}
if (editingConfig) {
@ -731,4 +728,5 @@ void loop() {
} else if (page == 3) {
printDateTime();
}
LowPower.idle(SLEEP_FOREVER, ADC_OFF, TIMER2_OFF, TIMER1_OFF, TIMER0_ON, SPI_OFF, USART0_ON, TWI_OFF);
}