500224R07
DAVISCOMMS (S) PTE LTD
Daviscomms Confidential
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DB-9 Ports Description
Pin 1: Data Carrier Detect
Pin 2: Received Data, RxD
Pin 3: Transmitted Data, TxD
Pin 4: Data Terminal Ready
Pin 5: Signal Ground, GND
Pin 6: Data set ready
Pin 7: Request to send
Pin 8: Clear to send
Pin 9: Ring Indicators