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  1. ** communication protocol:                                               **
  2. ** pioneer: Computer activates CTS (pin5) of rs-232 port,                **
  3. ** (amiga 7-line handshake)                                              **
  4. ** then sends a command sequence and expects 'R' and carriage return(CR) **
  5. ** back. ASCII digits used for addresses,etc. Returns frame# as ASCII    **
  6. ** digits. Player is string oriented and reverse-polish (arg then verb). **
  7. **                                                                       **
  8.  
  9. COMMANDS        CHARS    HEX     DECIMAL              COMMENT
  10. ----------------------------------------------------------------------------
  11. Door Open       OP                                  open the door
  12. Reject          RJ                                  stop disc rotation
  13. Start           SA                                  start disc rotation
  14. Play            PL                                  (address)PL
  15. Pause           PA
  16. Still           ST                                  still frame
  17. Step Forward    SF
  18. Step Reverse    SR
  19. Scan Forward    NF
  20. Scan Reverse    NR
  21. MultiSpeed FWD  MF                                  (address)MF
  22. MultiSpeed REV  MR                                  (address)MR
  23. Speed           SP                                  integer SP
  24. Search          SE                                  address SE
  25. Stop Marker     SM                                  address SM
  26. Frame           FR                                  set frame mode
  27. Time            TM                                  set time code mode
  28. Chapter         CH                                  set chapter mode
  29. Audio Control   AD                                  integer AD  0=off,1=Ch1,2=Ch2,3=stereo
  30. Video Control   VD                                  integer VD  0=off,1=on
  31. Display Control DS                                  integer DS  0=off,1=on
  32. Clear           CL                                  clear entry or mode
  33. Frame #         ?F                                  get frame number
  34. Time code #     ?T                                  get time code number
  35. Chapter #       ?C                                  get chapter number
  36. Player active?  ?P                                  P00=door open,P01=park,P05=still
  37. Disc status     ?D                                  5 bytes and CR returned
  38. (and a few others....)
  39.  
  40. SERIAL PORT CONNECTION:
  41.  computer   player
  42.  --------   ------
  43.   TxD 2      3 RxD
  44.   RxD 3      2 TxD
  45.   CTS 5      4 DTR
  46.   GND 7      1 GND
  47. ------------------
  48.  
  49. For more info on your type of Pioneer player:
  50.  
  51.     Pioneer Communications of America, Inc.
  52.     Engineering and Technical Support Dept.
  53.     Sherbrooke Office Center
  54.     600 East Crescent Avenue
  55.     Upper Saddle River, NJ 07458-1827
  56.  
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