CHAPTER 2
CHAPTER 2
CHAPTER 2
CHAPTER 2
CHAPTER 2
Serial Port Connectors: COM A and COM B
Serial Port Connectors: COM A and COM B
Serial Port Connectors: COM A and COM B
Serial Port Connectors: COM A and COM B
Serial Port Connectors: COM A and COM B
PIN DEFINITION
PIN
1 2 3 4 5
6 7 8 9
Serial Port (9-pin Male)
1
2
3
4
5
6
7
8
9
(Ring Indicate)
HARD
HARD
HARDW W W W W ARE INST
ARE INST
ARE INST
HARD
HARD
ARE INSTALLA
ARE INST
SIGNAL
(Data Carry Detect)
(Serial In or Receive Data)
(Serial Out or Transmit Data)
(Data Terminal Ready)
(Data Set Ready)
(Request To Send)
(Clear To Send)
ALLA
ALLA
TION
TION
ALLATION
ALLA
TION
TION