B&B Electronics RS-232 Digital I/O Module 232SDD16 - Manual (Page 10)

232SDD16-1005 Manual 15
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5104
Command: !0RC
Argument: none
Response: definition of the sixteen I/O lines in two 8 bit bytes, and
the power-up states in two 8 bit bytes. (shown in bold face)
ASCII Example: !0RCUAP@
Dec. Example: !0RC<85><65><80><64>
Hex. Example: !0RC<55><41><50><40>
Bin. Example: !0RC<01010101><01000001><01010000><01000000>
Description: the first byte (MSB of I/O definitions) - I/O lines #14, 12,
10, & 8 are outputs and I/O lines #15, 13, 11, & 9 are inputs; the
second byte (LSB of I/O definitions) - I/O lines #6, & 0 are outputs
and I/O lines #7, 5, 4, 3, 2, & 1 are inputs; the third byte (MSB of
output power-up states) - output lines #14, & 12 HIGH and output
lines #10, & 8 LOW at power-up; the fourth byte (LSB of output
power-up states) - output line #6 HIGH and output line #0 LOW at
power-up.
16 232SDD16-1005 Manual
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5104