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- ==========[ TECHnical Bulletin #2 ]========================================
-
- Pin Assignment for the Serial Port (RS-232C)
-
- 1. N/C
- 2. Transmit Data
- 3. Receive Data
- 4. RTS (Request To Send)
- 5. CTS (Clear To Send)
- 6. DSR (Data Set Ready)
- 7. Signal Ground
- 8. CD (Carrier Detect)
- 9. +Transmit Current Loop Return (20ma)
- 10. N/C
- 11. -Transmit Current Loop Data (20ma)
- 12. N/C
- 13. N/C
- 14. N/C
- 15. N/C
- 16. N/C
- 17. N/C
- 18. +Receive Current Loop Data (20ma)
- 19. N/C
- 20. DTR (Data Terminal Ready)
- 21. N/C
- 22. RI (Ring Indicator)
- 23. N/C
- 24. N/C
- 25. -Receive Current Loop Return (20ma)
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- * * * END OF BULLETIN #2 * * *
-
- . N/C
- 22. RI (Ring Indicator)
- 23. N/C
- 24. N/C
- 25. -Receive Current Loop Return (20ma)
-
- * * * END OF BULLETIN #2 *