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Teledyne API T703 Calibrator Operation Manual Operating The T703 over the Serial I/O Ports
105
7.1.2. SERIAL COM PORT DEFAULT SETTINGS AND CONNECTOR PIN
ASSIGNMENTS
Received from the factory, the calibrator is set up to emulate an RS-232 DCE device.
RS-232 (COM1): RS-232 (fixed), DB-9 male connector.
o Baud rate: 19200 bits per second (baud).
o Data Bits: 8 data bits with 1 stop bit.
o Parity: None.
COM2: RS-232 (configurable to RS 485), DB-9 female connector.
o Baud rate: 115000 bits per second (baud).
o Data Bits: 8 data bits with 1 stop bit.
o Parity: None.
Figure 7-1: Default Pin Assignments for Rear Panel COM Port connectors (RS-232 DCE & DTE)
The signals from these two connectors are routed from the motherboard via a wiring harness to two 10-pin
connectors on the CPU card, J11 and J12
07223B DCN6378