4-2 Function Mode Query Response No. Field name Example (HEX) No. Field name Example (HEX) 1 Slave address * 0 A 1 Slave address 0 A 2 Function code 05 2 Function code 05 3 Coil start number (MSB) 00 3 Coil start number (MSB) 00 4 Coil start number (LSB) 01 4 Coil start number (LSB) 01 5 Change data (MSB) FF 5 Change data (MSB) FF 6 Change data (LSB) 00 6 Change data (LSB) 00 7 CRC-16 (MSB) DC 7 CRC-16 (MSB) DC 4 8 CRC-16 (LSB) 81 8 CRC-16 (LSB) 81 * There is no response for broadcasting. Functions Refer to " " (page 4-74) if writing into the coil cannot be performed normally. Writes data into the specified holding register.
(Example) Write 50 Hz into the Inverter with slave address 5 as multi-step speed reference 0 (A020). The data resolution of the holding register "003Ah" of multi-step speed reference 0 (A020) is 0.1 Hz. To set 50 Hz, set the change data to "500 (1F4h)". Query Response No. Field name Example (HEX) No.
Field name Example (HEX) 1 Slave address * 05 1 Slave address 05 2 Function code 06 2 Function code 06 3 Register start number (MSB) 00 3 Register start number (MSB) 00 4 Register start number (LSB) 3 A 4 Register start number (LSB) 3 A 5 Change data (MSB) 01 5 Change data (MSB) 01 6 Change data (LSB) F4 6 Change data (LSB) F4 7 CRC-16 (MSB) A8 7 CRC-16 (MSB) A8 8 CRC-16 (LSB) 54 8 CRC-16 (LSB) 54 * There is no response for broadcasting. Refer to " " (page 4-74) if writing into the holding register cannot be performed normally. Used to check the communications between master and slave. A random value can be used for test data. 4-72