Planar R54 Programming Manual page 22

PLANAR R54x2
Table 1. Ch: Channel Number
Data Type
Description
Range
Out of Range
Notes
Table 2. Pt: Port Number
Data Type
Description
Range
Out of Range
Notes
Long
Channel number.
from 1 to 4
An error occurs. Error code: 201.
If the channel number is not specified, it is taken as equal to 1.
Long
Port number.
from 1 to 2
An error occurs. Error code: 114.
If the port number is not specified, it is taken as equal to 1.
COM/DCOM Programming manual
22