Digital i/o commands, Digital output override, Digital i/o commands -98 – Rockwell Automation 2098-DSD-xxx Ultra3000 Host Commands for Serial Interface User Manual

Page 114: Digital output override -98

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Publication 2098-RM003A-EN-P October 2001

2-98

Command Reference

Digital I/O Commands

Digital Output Override

Format:

:aa044fddmmcc<cr>

Parameter
Code:

0x044

Valid Function
Codes:

0x0 = Read Working Value
0x1 = Write Working Value

Valid Exception
Codes:

0x08 = Invalid Function Code

Data Fields:

dd

Specifies the desired state of the digital outputs,
assuming the corresponding override mask bits have
been set. A bit set indicates the output should be
active. The bit definitions are:
Bit 0: Transistor Output 1
Bit 1: Transistor Output 2
Bit 2: Transistor Output 3
Bit 3: Transistor Output 4
Bit 4: Relay Output
Bit 5: Relay Output.

mm

Specifies the override mask for the digital outputs. A
bit set indicates the output should be overridden.
The bit definitions are:
Bit 0: Transistor Output 1
Bit 1: Transistor Output 2
Bit 2: Transistor Output 3
Bit 3: Transistor Output 4
Bit 4: Relay Output
Bit 5: Relay Output.

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