RS-232 Pin Assignment
Baud Rate:
19200bps
Data Bit:
8 bits
Parity:
None
Stop Bit:
1
Flow Control:
None
RS-232 Commands
Command (Case Sensitive)
A1-A4
B1-B4
C1-C4
D1-D4
ABCD....1 - ABCD....4
P0
P1
I1-I4
ST
RS
Pin
Assignment
1
N/C
2
TX
3
RX
4
N/C
5
GND
6
N/C
7
N/C
8
N/C
9
N/C
Description
Switch output A to 1-4
Switch output B to 1-4
Switch output C to 1-4
Switch output D to 1-4
Switch output ABCD....to 1-4 at the same time
POWER OFF
POWER ON
Switch all the output to 1-4
Display the current matrix status and F/W version
System reset to A1, B2, C3, D4
9
Pin
Assignment
1
N/C
2
RX
3
TX
4
N/C
5
GND
6
N/C
7
N/C
8
N/C
9
N/C