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