*COMDECK CONHIP                HIP CONSTANTS
_$J+? 
_ 
******************************************
*                                        *
*         #COUPLER FUNCTIONS#            *
*                                        *
******************************************
? 
      ACPICS = $50;      _INPUT COUPLER STATUS                         ?
      ACPIOW = $60;      _INPUT ORDERWORD                              ?
      ACPONS = $48;      _OUTPUT NPU STATUS                            ?
      ACPOBL = $58;      _OUTPUT BUFFER LENGTH                         ?
      ACPCLR = $0C;      _CLEAR COUPLER                                ?
      ACPOMA = $6C;      _OUTPUT MEMORY ADDRESS                        ?
      ACPRMA = $10;      _ READ MEMORY ADDRESS REGISTER                ?
_ 
******************************************
*                                        *
*      #COUPLER TIMEOUT CONSTANTS#       *
*                                        *
******************************************
? 
      AIDLET0 = 3;      _ IDLE TIMEOUT = 1 TO 1 AND 1/2 SECONDS        ?
      ADEADTO = 20;     _ DEADMAN TIMEOUT = 10 SECONDS                 ?
_*****************************************
*                                        *
*    #DATA TRANSFER STATUS COMMANDS#     *
*                                        *
******************************************
? 
      AIDLE    = 1;      _IDLE STATUS                                  ?
      AAREADY  = 2;      _READY FOR OUTPUT                             ?
      AANREADY = 3;      _NOT READY FOR OUTPUT                         ?
      AINPSB   = 4;      _INPUT AVAILABLE @ 256 BYTES                  ?
      AINPLB   = 5;      _INPUT AVAILABLE > 256 BYTES                  ?
      AINP1B   = $406;   _1 PRU INPUT AVAILABLE                        ?
      AINP2B   = $806;   _2 PRU INPUT AVAILABLE                        ?
      AINP3B   = $C06;   _3 PRU INPUT AVAILABLE                        ?
      AINITR   = 7;      _INITIALIZATION REQUEST (USED ONLY BY SAM)    ?
      AINITC   = 8;      _INITIALIZATION COMPLETE                      ?
_?
_*****************************************
*                                        *
*      #COUPLER CONDITION STATES#        *
*                                        *
*****************************************?
_?
      A0PT0 = 0;                            _ IDLE STATE               ?
      A0PT1 = 1;                            _ IDLE INQUIRY SENT        ?
      A0PT2 = 2;                            _ INITIATED INPUT          ?
      A0PT3 = 3;                            _ INITIATE OUTPUT          ?
      A0PT4 = 4;                            _ OUTPUT IN PROGRESS       ?
      A0PT5 = 5;                            _ READY FOR OUTPUT DELAY   ?
      A0PT6 = 6;                            _ NOT RDY FOR OUTPUT DELAY ?
