*/
#include <AltSoftSerial.h>
#include <ModbusMaster.h>
// instantiate ModbusMaster object
ModbusMaster node;
AltSoftSerial altSerial;
void setup()
{
// use Serial (port 0); initialize Modbus communication baud rate
Serial.begin(19200);
altSerial.begin(9600, SERIAL_8E1);
// communicate with Modbus slave ID 2 over Serial (port 0)
node.begin(2, altSerial);
}
void loop()
{
static uint32_t i;
uint8_t j, result;
uint16_t data[6];
i++;
// set word 0 of TX buffer to least-significant word of counter (bits 15..0)
node.setTransmitBuffer(0, lowWord(i));
раздел в разработке...