UsePin port, In/Out[, aliasName]
port | I/O port number. (0 to 255) |
In/Out | “In” or “Out” |
aliasName | Alias for the port (Optional) |
This command is used to set a port's I/O mode and alias for Ladder Logic programs. This is required before the ports can be used in Ladder Logic.
After executing Usepin
Ladder Logic takes full control of the port so the port should no longer be used in BASIC.
UsePin 0,In,START UsePin 1,Out,RELAY UsePin 2,In,BKEY UsePin 3,Out
Use the FreePin command to reassign the port back to BASIC.