c9f0f238_RS232_Connectors___Pinout__Description
[Pin No.] 2 [Signal Name] RX [DTE in/out] Input [Description] 
Receive Data
D a t a C a r r i e r D e t e c t
R e c e i v e D a t a
T r a n s m i t D a t a
D a t a T e r m i n a l R e a d y
S i g n a l G r o u n d
D a t a S e t R e a d y
R e q u e s t T o S e n d
C l e a r T o S e n d
R i n g I n d i c a t o r
RS232 Connectors / Pinout
Description