Teo-CD
bedd1f4f95
Implement a set of functions to create messages following the protocols defined in the README for communication. Handle HID, which is used to communicate with the interactive application. Update README with details on the message structures.
58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
#include <Arduino.h>
|
|
|
|
#include "Pinout.h"
|
|
|
|
#include "RFID.h"
|
|
#include "Com.h"
|
|
|
|
__attribute__((noreturn)) int main() {
|
|
pinMode(pin_DBG_LED_1, OUTPUT);
|
|
pinMode(pin_DBG_LED_2, OUTPUT);
|
|
|
|
pinMode(pin_Reg_en, OUTPUT);
|
|
pinMode(pin_Audio_Amp_enable, OUTPUT);
|
|
pinMode(pin_Audio_AMP_GAIN_EN, OUTPUT);
|
|
|
|
pinMode(pin_NFC1_RST, OUTPUT);
|
|
pinMode(pin_LCD_RST, OUTPUT);
|
|
|
|
/* Preemptively disable what we can before the regulator is ON. */
|
|
digitalWrite(pin_Audio_Amp_enable, LOW);
|
|
digitalWrite(pin_NFC1_RST, LOW);
|
|
digitalWrite(pin_LCD_RST, LOW);
|
|
|
|
pinMode(pin_BAT_SNS, INPUT);
|
|
/*
|
|
* Voltage divider ratio is 1.5 and analog input has 10 significant bits.
|
|
* Which gives us 0-1023 <=> 0V-4.95V, so 650 is a measure of 3.14V.
|
|
* This is quite low, but there's a voltage drop because of the diode, and
|
|
* we don't want to be at the very end of the battery's charge anyway.
|
|
* Let's be conservative.
|
|
*/
|
|
if (analogRead(pin_BAT_SNS) < 650) { /* TODO: Low battery handling */ }
|
|
|
|
digitalWrite(pin_Reg_en, HIGH);
|
|
/*
|
|
* System is powered up after this point.
|
|
*/
|
|
|
|
Serial.begin(115200);
|
|
Com::sendComment("# System is powered up, running set-up.");
|
|
|
|
/* TODO: Setups once module structure is up. */
|
|
RFID rfid;
|
|
digitalWrite(pin_NFC1_RST, HIGH);
|
|
rfid.init();
|
|
|
|
/* Main loop */
|
|
while (true) {
|
|
int8_t tagEvent;
|
|
|
|
tagEvent = rfid.checkTags();
|
|
if (tagEvent) {
|
|
Com::sendFigUpdate(tagEvent);
|
|
}
|
|
|
|
delay(100);
|
|
}
|
|
}
|