July 2002
Intermediate to advanced
344 pages
8h 37m
English
Content preview from Newnes Radio and RF Engineering Pocket Book, 3rd Edition
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RS 232C/RS 449/V24 comparison
RS 232C
RS 449
V24
AB Signal ground SG Signal ground 102 Signal ground
SC Send common 102a DTE common
RC Receive common 102b DCE common
IS Terminal in service
CE Ring indicator IC Incoming call 125 Calling indicator
CD Data terminal ready TR Terminal ready 108/2 Data terminal ready
CC Data set ready DM Data mode 107 Data set ready
BA Transmitted data SD Send data 103 Transmitted data
BB Receive data RD Receive data 104 Received data
DA Transmitter signal element TT Terminal timing 113 Transmitter signal element
Timing (DTE source)
Timing (DTE source)
DB Transmitter signal element ST Send timing 114 Transmitter signal element
T
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