| | |
| | | ) |
| | | |
| | | func ReadByRTU(c *common.RTUConfig, address uint16, quantity uint16) (data []byte, err error) { |
| | | address-- |
| | | cli := getModbusRTUConnection(c) |
| | | data, err = cli.ReadHoldingRegisters(address, quantity) |
| | | dealRTUErr(err, c.SerialName) |
| | |
| | | return |
| | | } |
| | | |
| | | func WriteByRTU(c *common.RTUConfig, address uint16, value int) (err error) { |
| | | func WriteByRTU(c *common.RTUConfig, address uint16, value int, endian string, length int) (err error) { |
| | | address-- |
| | | var bytesVal []byte |
| | | bytesVal = intToBytes(value) |
| | | bytesVal = intToBytes(value, endian, length) |
| | | cli := getModbusRTUConnection(c) |
| | | _, err = cli.WriteMultipleRegisters(address, uint16(len(bytesVal)), bytesVal) |
| | | dealRTUErr(err, c.SerialName) |