Apex Digital 5708009-C - Manual (Page 94)

4-48 5708009-C
Advanced Energy
®
69
set serial
port
address
and baud
rate
Sets the serial port address and baud rate.
Send 3 data bytes:
• byte 1:
bits 0 through 4 set serial port address
(addresses 1 through 31 are
supported)
bits 5 and 6 are unused
bit 7 selects communication protocol
(0 = RS-232, 1 = RS-485)
• Bytes 2 and 3 = baud rate (send least
significant byte first)
Valid baud rates depend on the
communication protocol selected in
byte 1:
For RS-232, send 1200, 4800, 9600,
or 19200
For RS-485, send 9600, 19200,
38400, or 57600
Read back with CMD 212.
3 data bytes
8-bit value
16-bit value
Table 4-6. Host Port Commands for RS-232 with AE Bus (Continued)
Command
Description
Number of
Host Data
Bytes
Number of
Response
Data Bytes