SeaIO 470

Modbus Function	Valid Range	Description
(0x02) Read Discrete Inputs	0 - 7	Reads the opto-isolated inputs.
(0x01) Read Coils	0 - 7	Reads the state of open collector outputs.
(0x05) Write Single Coil	0 - 7	Writes to a single open collector output.
(0x0F) Write Multiple Coils	0 - 7	Writes multiple open collector outputs.
(0x04) Read Input Registers	0 - 15/7	Reads the analog single-ended/differential inputs.
(0x06) Write Single Register	0 - 1	Writes to a single analog output.
(0x10) Write Multiple Registers	0 - 1	Writes multiple analog outputs.
(0x64) Set A/D & D/A Configuration	n/a	* Sets the A/D and D/A configuration.
(0x65) Get A/D & D/A Configuration	n/a	* Gets the A/D and D/A configuration.
(0x66) Get Extended Module Configuration	n/a	Gets the hardware jumper configuration.