Avid Technology Digidesign USD - Page 89

Appendix C: Wiring Diagrams Pin Assignments 85
Connector Pin
Assignments
Connector Pin Assignments
Mac Serial Port
Pin # Name Description Mac Connection
1
NC No connection Pin 2 (HSKiB)
2
RTS_IN Request To Send (input to USD) Pin 1 (HSKoB)
3
RX_OUT Transmitted data (output from USD) Pin 5 input (RXDB-)
4
GND Chassis ground Ground
5
TX_IN Received data (input to USD) Pin 3 output (TXDB-)
6
GND Chassis ground Pin 8 input (RXDB+)
7
CTS_OUT Clear To Send (output from USD) Pin 7 input (GPiB)
8
NC No connection Pin 6 (TXDB+)
Shell
GND Chassis ground Ground