53 lines
1.0 KiB
C++
53 lines
1.0 KiB
C++
#include "Arduino.h"
|
|
|
|
#include "Metro.h"
|
|
|
|
#include "ads1210.h"
|
|
#include "led.h"
|
|
#include "SimpleModbusSlave.h"
|
|
|
|
const uint8_t LED_PIN = 8;
|
|
const uint8_t ADC_CS_PIN = 9;
|
|
const uint8_t ADC_RDY_PIN = 7;
|
|
const uint8_t MODBUS_TX_ENABLE_PIN = 6;
|
|
const uint8_t MODBUS_ID = 3;
|
|
|
|
ADS1210 ads1210;
|
|
LED led;
|
|
Metro secondTick = Metro(1000);
|
|
uint32_t uptimeSeconds;
|
|
|
|
|
|
struct {
|
|
union {
|
|
uint32_t in;
|
|
uint16_t modbusRegisters[2]; // 0, 1
|
|
} adcValue;
|
|
union {
|
|
uint32_t in;
|
|
uint16_t modbusRegisters[2]; // 2, 3
|
|
} uptimeSeconds;
|
|
} modbusHoldingRegisters;
|
|
|
|
|
|
void setup() {
|
|
led.begin(LED_PIN);
|
|
ads1210.begin(ADC_CS_PIN, ADC_RDY_PIN);
|
|
modbus_configure(&Serial, 1200, SERIAL_8N2, MODBUS_ID, MODBUS_TX_ENABLE_PIN,
|
|
sizeof(modbusHoldingReigsre), modbusHoldingRegisters)
|
|
uptimeSeconds = 0;
|
|
}
|
|
|
|
void loop() {
|
|
modbus_update();
|
|
|
|
ads1210.exec();
|
|
modbusHoldingRegisters.adcValue.in = ads1210.value;
|
|
|
|
if (secondTick.check() == 1) {
|
|
led.toggle();
|
|
uptimeSeconds++;
|
|
modbusHoldingRegisters.uptimeSeconds.in = uptimeSeconds;
|
|
}
|
|
}
|