Ass register class for modbus comms, without hw addresses yet

Modbus/inc/ModbusRegister.h

@@ -0,0 +1,19 @@
+#ifndef MODBUSREGISTER_H_
+#define MODBUSREGISTER_H_
+
+#include "ModbusLeader.h"
+
+class ModbusRegister {
+public:
+	ModbusRegister(ModbusMaster *master, int address, bool holdingRegister = true);
+	ModbusRegister(const ModbusRegister &)  = delete;
+	virtual ~ModbusRegister();
+	int read();
+	void write(int value);
+private:
+	ModbusMaster *m;
+	int addr;
+	bool hr;
+};
+
+#endif /* MODBUSREGISTER_H_ */

Modbus/src/ModbusRegister.cpp

@@ -0,0 +1,27 @@
+#include "ModbusRegister.h"
+
+ModbusRegister::ModbusRegister(ModbusMaster *master, int address, bool holdingRegister)
+	:m(master), addr(address), hr(holdingRegister) {
+	// TODO Auto-generated constructor stub
+
+}
+
+ModbusRegister::~ModbusRegister() {
+	// TODO Auto-generated destructor stub
+}
+
+int ModbusRegister::read() {
+	uint8_t result = hr ? m->readHoldingRegisters(addr, 1) : m->readInputRegisters(addr, 1) ;
+	// check if we were able to read
+	if (result == m->ku8MBSuccess) {
+		return m->getResponseBuffer(0);
+	}
+	return -1;
+}
+
+void ModbusRegister::write(int value)
+{
+	// write only if not
+	if(hr) m->writeSingleRegister(addr, value); // not checking if write succeeds
+
+}