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5. RS232 Pinouts
EL-42S
Remote Control Console
PIN
Definition
PIN
Definition
1
NC
1
NC
2
TxD
2
Rx
3
RxD
3
Tx
4
NC
4
NC
5
GND
5
GND
6
NC
6
NC
7
NC
7
NC
8
NC
8
NC
9
NC
9
NC
• EL-42S transmission format:
• Baud Rate: 9600 bps
• Data bit: 8 Bits Parity: None
• Stop Bit: 1 bit
6. Commands Sets
COMMAND
ACTION
“I” + “1”
PORT 1 ON
“I” + “2”
PORT 2 ON
“I” + “3”
PORT 3 ON
“I” + “4”
PORT 4 ON
“S” + “1”
ENABLE SIGNAL ENHANCE
“S” + “0”
DISABLE SIGNAL ENHANCE
“P” + “1”
POWER ON
“P” + “0”
POWER OFF
