DI – Digital Input Status
Command gets the digital input [value] for [channel].
Access: Read
Category: I/O
Applies to: 2CR, 2ED, 2EX, 4CR, 4ED, 4EX, 8CR
ASCII/Standalone DI all digital input status
DI[channel] individual digital input status
Syntax
Read
DI[channel], DI
|
[channel] is numberfor input, or not specified to read all input values. |
Reply
Command is accepted and executed
Read
Returns status (CMD series 0-15, PMX series 0-255) of all inputs based on each bit designated to an input, and the value of that bit is 1 if on, or 0 if off.
|
Bit |
Description |
Bit-Wise Command |
|
0 |
Digital Input 1 |
DI1 |
|
1 |
Digital Input 2 |
DI2 |
|
2 |
Digital Input 3 |
DI3 |
|
3 |
Digital Input 4 |
DI4 |
|
4 |
Digital Input 5 |
DI5 |
|
5 |
Digital Input 6 |
DI6 |
|
6 |
Digital Input 7 |
DI7 |
|
7 |
Digital Input 8 |
DI8 |
Command cannot be processed
An error message is returned. See Error Codes
Example
Read
DI * Returns value for all digital inputs Ex. Return a value of 12, or binary 1100, indicates inputs 3 and 4 are on and all other inputs are off.
DI3 * Returns the status of digital input 3
Notes
None
See also
AI, DIP, DO, DOBOOT, DOP, IO, IOBOOT, IOCFG, IOP