Teklogix 7035, 8255 & 8260 Terminals User Manual B-5
Appendix B: Port Pinouts And Cable Diagrams
8255/60 - Expansion Port I/O Connector (36-Pin PCR)
EMI
Shield
25 SHIELD System ground.
26 EXP_PORT 7 Reserved for future expansion.
27 EXP_PORT 8 Reserved for future expansion.
28 EXP_PORT 9 Reserved for future expansion.
29 Keyboard GND For Teklogix use only.
30 Keyboard 5 V For Teklogix use only.
31 Keyboard CLK For Teklogix use only.
32 Keyboard Data For Teklogix use only.
RS-232
Port 1
33 RTS_B
Output handshake signal for RS-232 port 1 to
processor.
34 CTS_B
Input handshake signal for RS-232 port 1 to
processor.
35 TX_DATA_B Output data for RS-232 port 1 to processor.
36 RX_DATA_B Input data for RS-232 port 1 to processor.
Function Pin Signal Name Description
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