Programming Reference

This command reads input port Pn and loads that value into register Mi.
Mi can be M0 - M15.
For device names SNC21030 - 21085, Pn can be P1, P2, or P3.
For device names SNC21120 - 21340, Pn can be P1, P2, P3, or P6.

Code Example

Meaning

M2=P1

Read input port P1 and store that value into 4-bit register M2.

 

Special Notes:

There is no 8-bit version of this command.