User Manual

96 • Command Set

3.20 Read Polarity

@Description

To read the polarity state of digital inputs and outputs of the module.

@Syntax

~(Addr)CR<CR>

~ Command leading code (1 character)

(Addr) Address ID (2 character)

CR Read Polarity (2 character)

@Response

!(Addr)(State)<CR>

?(Addr)<CR>

! Command is valid.

? Command is invalid.

(Addr) Address ID.

(State)

Polarity state of digital inputs and outputs

00 : Polarity were not changed

01 : Change the polarity of digital inputs

02 : Change the polarity of digital outputs

03 : Change the polarity both the digital inputs

and outputs

@Example

User command: ~03CR<CR>

Response: !0602<CR>

Read the polarity of the DI/O module which ID is 03H.