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Length: 15877 (0x3e05)
Types: TextFile
Names: »STATU.SRC«
└─⟦b678e5579⟧ Bits:30005502 8" CR80 Floppy CR80FD_0031 ( TELECINE BACKUP )
└─⟦b678e5579⟧ Intel_ISIS_II
└─ ⟦this⟧ »STATU.SRC«
;******************************************************************************\r
;* *\r
;* D O R A A P P L I C A T I O N S / W *\r
;* *\r
;* DEVICE: TELECINE *\r
;* *\r
;* MODULE: STATUS TRANSMITTING PROCESS *\r
;* *\r
;******************************************************************************\r
\r
LINK DEFL 0\r
PORT1 DEFL 20H\r
PORT2 DEFL 2AH\r
PORT3 DEFL 2CH\r
PORT4 DEFL 21H\r
PORT5 DEFL 22H\r
PORT6 DEFL 28H\r
PORT7 DEFL 13H\r
INSPTIM DEFL 1\r
SCANTIM DEFL 2\r
INSPNR DEFL 5\r
PROJNR DEFL 6\r
MTCHNR DEFL 7\r
SCANNR DEFL 8\r
STATNR DEFL 9\r
CVAL DEFL 25\r
DLAY01 DEFL 25\r
DLAY02 DEFL 10\r
DACGAIN DEFL 00H\r
DACGMMA DEFL 06H\r
DACLIFT DEFL 0CH\r
\r
NLIST S\r
SETOBIT MACRO #PORTADDRESS,#ACTION,#VALUE\r
;SETOBIT IS USED TO SET OR RESET\r
;BITS ONE A OUTPUT PORT SPECIFIED\r
;BY THE PARAMETERS:\r
;VAL: SPECIFIED THE BIT WHICH HAS \r
; TO BE SET OR RESET (0-0FFH).\r
;ACTION: TELL THE ROUTINE WHICH\r
; ACTION IT HAS TO PERFORME\r
; SET OR RESET\r
;PORTADDRESS: SPECIFIED THE ADDRESS\r
; WHERE THE ACTION HAS TO \r
; BE PERFORMED.\r
IF '#ACTION'.EQ.'S'\r
LD C,#PORTADDRESS\r
LD B,#VALUE ;\r
CALL SETBIT ;\r
ENDIF\r
IF '#ACTION'.EQ.'R'\r
LD C,#PORTADDRESS\r
LD A,#VALUE\r
CALL RESBIT ;\r
ENDIF\r
ENDM\r
\r
\r
PASSIVATE MACRO #ID,#NO\r
;DESRIP: THE MODULE PASSIVATES\r
; SPECIFIED PROCES.\r
; IF LINK IS SET AND ACTIV\r
; SPECIAL PROCESS IS PASSIVATED\r
; THE LINK-ELEMENT IS \r
; DECREMENTED\r
;DESTR: REG F,H,L\r
IF '#ID'.EQ.'S'\r
LD HL,SYSRAM+200H+#NO*10H+5\r
;IMPLEMENT ADD OF STATUS-BIT\r
IF LINK.EQ.1\r
BIT 7,(HL) ;\r
JR Z,O#$YM ;IF PROCESS WAS NOT PASSIVE THEN\r
LD HL,SYSRAM+0FBH ;BEGIN\r
DEC (HL) ;DEC LINK-ELEMENT\r
LD HL,SYSRAM+200H+#NO*10H+5\r
;END\r
O#$YM: ENDIF\r
ENDIF\r
IF '#ID'.EQ.'N'\r
LD HL,SYSRAM+200H+S*10H+#NO*20H+5\r
;IMPLEMENT ADD OF STATUS-BIT\r
ENDIF\r
RES 7,(HL) ;PASSIVATE\r
ENDM\r
ACTIVATE MACRO #ID,#NO\r
;DESRIP: THE MODULE ACTIVATES\r
; SPECIFIED PROCES.\r
; IF LINK IS SET AND PASSIV\r
; SPECIAL PROCESS IS ACTIVATED\r
; THE LINK-ELEMENT IS \r
; INCREMENTED\r
;DESTR: REG F,H,L\r
IF '#ID'.EQ.'S'\r
LD HL,SYSRAM+200H+#NO*10H+5\r
;IMPLEMENT ADD OF STATUS-BIT\r
IF LINK.EQ.1\r
BIT 7,(HL) ;\r
JR NZ,O#$YM ;IF PROCESS WAS NOT ACTIVE THEN\r
LD HL,SYSRAM+0FBH ;BEGIN\r
INC (HL) ;INC LINK-ELEMENT\r
LD HL,SYSRAM+200H+#NO*10H+5\r
;END\r
O#$YM: ENDIF\r
ENDIF\r
IF '#ID'.EQ.'N'\r
LD HL,SYSRAM+200H+S*10H+#NO*20H+5\r
;IMPLEMENT ADD OF STATUS-BIT\r
ENDIF\r
SET 7,(HL) ;ACTIVATE\r
ENDM\r
CREATE MACRO #ID,#NO,#NAME,#PRIO\r
;DESCRIP: THE MODULE CREATES SPECIFIED\r
; PROCESS IE LOADS STARTADDRESS\r
; (#NAME) IN PROCESS-DESCRIPTION\r
; BYTE 6,7. IF NORMAL PROCESS IS\r
; ENCOUNTERED PRIORITY IS LOADED\r
; TO BYTE 5 IN PROCESS-DESCRIPTION\r
; AND THE PROCESS IS ENQUEUED IN\r
; APPROPRIATE PRIO-QUEUE.\r
; FINALLY THE SPECIFIED PROCESS\r
; IS ACTIVATED\r
;DESTR: IF NORMAL PROCESS\r
; REG. A,F,B,C,D,E,H,L\r
; IF SPECIAL PROCESS\r
; REG. F,H,L\r
LD HL,#NAME ;\r
IF '#ID'.EQ.'S'\r
LD (SYSRAM+200H+#NO*10H+6),HL\r
;STARTADD TO PROCESS-DESCRIP\r
ENDIF\r
IF '#ID'.EQ.'N'\r
LD (SYSRAM+200H+S*10H+#NO*20H+6),HL\r
;STARTADD TO PROCESS-DESCRIP\r
LD HL,SYSRAM+200H+S*10H+#NO*20H+5\r
LD (HL),#PRIO ;PRIORTY TO PROCESS\r
LD HL,SYSRAM+#PRIO*8 ;ADDRESS OF PRIO-QUEUE\r
LD DE,SYSRAM+200H+S*10H+#NO*20H ;ADDRESS OF PROCESS-DESCRIP\r
CALL SUBENQ\r
ENDIF\r
ACTIVATE #ID,#NO ;ACTIVATE PROCESS\r
ENDM\r
\r
\r
LESTAB MACRO #PRNUM\r
LD BC,#PRNUM\r
CALL ESTABR\r
ENDM\r
\r
LSUSPN MACRO #PRNUM\r
LD BC,#PRNUM\r
CALL SUSPND\r
ENDM\r
\r
GESTAM MACRO\r
LD HL,ONOFF\r
LD (HL),0FFH\r
ENDM\r
\r
GSUSPM MACRO\r
LD HL,ONOFF\r
LD (HL),0\r
ENDM\r
\r
UPDATM MACRO #PRNUM,#VALUE\r
LD HL,DELAY+#PRNUM\r
LD (HL),#VALUE\r
ENDM\r
\r
;************************************************************************\r
; I D E P A 1\r
; VERSION 801125/CGR\r
;************************************************************************\r
;\r
; DESCRIPTION: THIS MACRO ENQUEUES THE SPECIFIED BUFFER IN THE 'INCOMING'\r
; EMPTY BUFFER QUEUE IN THE CORRECT DESCRIPTOR SECTION.\r
; THE BUFFER MUST BE FORMATTED AS SPECIFIED FOR DORA INCOMING\r
; BUFFERS. THE BYTECOUNT IN THE BUFFER IS RESET\r
;\r
; ENTRY: ADDRESS OF BUFFER ELEMENT IN DE REGISTER.\r
;\r
; EXIT: CY=1 IF QUEUE WAS NOT EMPTY\r
; CY=0 IF QUEUE WAS EMPTY\r
; ADDRESS OF BUFFER ELEMENT IN DE AND IX REGISTERS.\r
;\r
; PARAMETERS: #EI: Y RE-ENABLES INTERRUPT\r
; N INTERRUPT IS DISABLED AT MACRO EXIT\r
;\r
; EXTERNALS: IDEPA\r
;\r
; DESTROY: REGISTERS A,F,B,C,H,L,IX\r
;\r
;\r
;\r
IDEPA1 MACRO #EI,#BSIZE\r
;################# Idepa1 macro ##############################\r
PUSH DE ;\r
POP IX\r
LD (IX+8),#BSIZE ;REINSERT BUFFERSIZE (=16)\r
LD (IX+9),0 ;\r
LD (IX+2),0 ;RESET BYTECOUNT\r
LD (IX+3),0 ;\r
LD A,(IX-2) ;GET CHANNEL NO.\r
LD L,(IX+4) ;INCREMENT DATABUFFER ADDRESS 2 TIMES.\r
LD H,(IX+5) ;\r
INC HL ;\r
INC HL ;\r
LD (IX+4),L ;\r
LD (IX+5),H ;\r
CALL IDEPA ;\r
IF '#EI'.EQ.'Y' ;\r
EI ;\r
ENDIF ;\r
;################# End macro #################################\r
ENDM\r
;\r
;\r
;************************************************************************\r
; O G E P A 1\r
; VERSION 801127/CGR\r
;************************************************************************\r
;\r
OGEPA1 MACRO #CHAN\r
;DESCRIP: THE MACRO DEQUEUES AN 'OUTGOING' ELE-\r
; MENT FROM DESCRIPTOR.\r
;ENTRY: -\r
;EXIT: CY=1 IF QUEUE WAS NOT EMPTY\r
; CY=0 IF QUEUE WAS EMPTY\r
; ADDRESS OF ELEMENT IN DE\r
;DESTROY: IF QUEUE WAS NOT EMPTY\r
; REG A,F,B,C,D,E,H,L,IX\r
; IF QUEUE WAS EMPTY\r
; REG F,H,L\r
;PARAMETERS: #CHAN = CHANNEL NO. ('DATATYPE')\r
;\r
;EXTERNALS: SUBDEQ,QHEADS\r
;\r
;###################### Ogepa1 macro ###########################\r
LD A,#CHAN ;FIND EMPTY QUEUE\r
LD H,A\r
SLA A\r
SLA A\r
ADD A,H\r
LD HL,QHEADS\r
LD D,0\r
LD E,A\r
ADD HL,DE\r
CALL SUBDEQ ;GET BUFFER\r
JP NC,A#$YM\r
PUSH DE\r
POP IX\r
LD L,(IX+4) ;DECREMENT DATABUFFER ADDRESS 2 TIMES.\r
LD H,(IX+5) ;\r
DEC HL ;\r
DEC HL ;\r
LD (IX+4),L ;\r
A#$YM: LD (IX+5),H ;\r
;######################## End macro ##############################\r
ENDM\r
;\r
;***********************************************************************\r
; O G E P A 3\r
; VERSION 801127/CGR\r
;***********************************************************************\r
;\r
; DESCRIPTION: THIS MACRO DEQUEUES A BUFFER FROM THE 'OUTGOING'\r
; EMPTY BUFFER QUEUE - IF THE I/F DEVICE IS DELEGATED - AND\r
; INSERTS THE PANEL CODE OF THE\r
; DELEGATED PANEL IN THE FIRST DATABYTE OF THE\r
; BUFFER. THE BYTECOUNT IS SET = 1.\r
;\r
; ENTRY: NONE\r
;\r
; EXIT: CY=0 IF QUEUE WAS EMPTY OR LTUX NOT DELEGATED\r
; CY=1 IF QUEUE WAS NOT EMPTY AND LTUX DELEGATED\r
; Z=0 IF LTUX NOT DELEGATED\r
; Z=1 IF LTUX IS DELEGATED\r
; ADDRESS OF BUFFER ELEMENT IN DE AND IX REGISTERS.\r
;\r
; PARAMETERS: #CHAN: CHANNELNUMBER. (MUST BE 6 OR 7)\r
;\r
; EXTERNALS: SUBDEQ, QHEADS, PANCO (AND PANCOM IF TELECINE I/F)\r
;\r
; DESTROY: REGISTERS A,F,B,C,D,E,H,L,IX\r
;\r
OGEPA3 MACRO #CHAN\r
;################### Ogepa3 macro ###################################\r
IF #CHAN.EQ.6\r
;+++++ #CHAN = 6\r
LD A,(PANCO)\r
ENDIF\r
IF #CHAN.EQ.7\r
;+++++ #CHAN = 7\r
LD A,(PANCOM)\r
ENDIF\r
CP 0 ;TEST IF DELEGATION IS ESTABLISHED\r
SCF\r
CCF\r
JP Z,A#$YM ;IF YES THEN\r
LD A,#CHAN\r
LD H,A ;FIND ADDRESS OF EMPTY BUFFER QUEUE\r
SLA A\r
SLA A\r
ADD A,H\r
LD HL,QHEADS\r
LD D,0\r
LD E,A\r
ADD HL,DE\r
CALL SUBDEQ ;GET BUFFER\r
;TEST IF QUEUE WAS EMPTY\r
JP NC,B#$YM ;IF NO THEN\r
PUSH DE\r
POP IX\r
LD (IX+2),1 ;SET BYTECOUNT = 1\r
IF #CHAN.EQ.6\r
;+++++ #CHAN = 6\r
LD A,(PANCO)\r
ENDIF\r
IF #CHAN.EQ.7\r
;+++++ #CHAN = 7\r
LD A,(PANCOM)\r
ENDIF\r
LD (IX+8),A ;LOAD DELEGATED PANEL CODE INTO FIRST DATABYTE\r
LD L,(IX+4) ;DECREMENT DATABUFFER ADDRESS 2 TIMES.\r
LD H,(IX+5) ;\r
DEC HL ;\r
DEC HL ;\r
LD (IX+4),L ;\r
LD (IX+5),H ;\r
CP A ;SET Z-FLAG\r
SCF ;SET C-FLAG\r
JP A#$YM+2 \r
;ENDIF\r
;\r
B#$YM: CP A ;SET Z-FLAG\r
SCF\r
CCF ;RESET C-FLAG\r
JP A#$YM+2 ;\r
;ENDIF\r
A#$YM: CP 1 ;RESET Z-FLAG\r
;\r
;################### End macro #######################################\r
ENDM\r
;\r
;\r
;************************************************************************\r
; O G E P A 2\r
; VERSION 801127/CGR\r
;************************************************************************\r
;\r
; DESCRIPTION: THIS MACRO DEQUEUES A BUFFER FROM THE EMPTY BUFFER\r
; QUEUE ASSIGNED TO THE DELEGATED CR80.\r
;\r
; ENTRY: NONE\r
;\r
; EXIT: CY=0 IF THE QUEUE WAS EMPTY\r
; CY=1 IF THE QUEUE WAS NOT EMPTY\r
; ADDRESS OF BUFFERELEMENT IN DE REGISTER.\r
;\r
; PARAMETERS: NONE\r
;\r
; EXTERNALS: CR80NO, SUBDEQ, QHEADS\r
;\r
; DESTROY: REGISTERS A,F,B,C,D,E,H,L,IX\r
;\r
;\r
OGEPA2 MACRO\r
;#################### Ogepa2 macro ###########################\r
LD A,(CR80NO) ;FIND ADDRESS OF EMPTY BUFFER QUEUE\r
LD H,A\r
SLA A\r
SLA A\r
ADD A,H\r
LD HL,QHEADS\r
LD D,0\r
LD E,A\r
ADD HL,DE\r
CALL SUBDEQ ;GET BUFFER\r
JP NC,A#$YM+3 ;\r
PUSH DE\r
POP IX ;\r
LD L,(IX+4) ;DECREMENT DATABUFFER ADDRESS 2 TIMES.\r
LD H,(IX+5) ;\r
DEC HL ;\r
DEC HL ;\r
LD (IX+4),L ;\r
A#$YM: LD (IX+5),H ;\r
;################## End macro ###################################\r
ENDM\r
;\r
;\r
;\r
;\r
;\r
;************************************************************************\r
; O D E P A 1\r
; VERSION 801129/CGR\r
;************************************************************************\r
;\r
ODEPA1 MACRO #EI,#BSIZE\r
;DESCRIP: THE MACRO ENQUEUES AN 'OUTGOING'\r
; ELEMENT IN THE CHANNEL QUEUE.\r
; IF TRANSMISSION CANCELED FLAG IS\r
; SET, THE BUFFER IS ENQUEUED IN\r
; THE OUTGOING EMPTY BUFFER QUEUE.\r
;ENTRY: ADDRESS OF ELEMENT IN REG DE\r
;EXIT: CY=1 IF QUEUE WAS NOT EMPTY\r
; CY=0 IF QUEUE WAS EMPTY\r
; ADDRESS OF ELEMENT IN REG DE\r
;DESTROY: REG A,F,B,C,H,L,IX\r
;\r
;PARAMETERS: #BSIZE = BUFFERSIZE\r
; #EI: Y RE-ENABLES INTERRUPT\r
; N INTERRUPT IS DISABLED AT MACRO EXIT.\r
; NOTE! INTERRUPT IS NOT AFFECTED\r
; IF TRANSMISSION WAS CANCELED.\r
;\r
;EXTERNALS: QHEADS,SUBENQ,ECOND1\r
;\r
;################ Odepa1 macro ####################################\r
PUSH DE ;\r
PUSH DE ;\r
POP IX ;\r
LD HL,23 ;REFORMAT BUFFER\r
ADD HL,DE ;\r
EX DE,HL ;\r
LD HL,2 ;\r
ADD HL,DE ;\r
EX DE,HL ;\r
LD B,0 ;\r
LD C,(IX+2) ;\r
LDDR ;\r
LD (IX+8),#BSIZE ;RESTORE BUFFERSIZE\r
LD (IX+9),0 ;\r
LD L,(IX+4) ;INCREMENT DATABUFFER ADDRESS 2 TIMES.\r
LD H,(IX+5) ;\r
INC HL ;\r
INC HL ;\r
LD (IX+4),L ;\r
LD (IX+5),H ;\r
LD A,(IX+2) ;TEST IF BUFFER IS THE LAST IN TRANSMISSION\r
LD HL,ECOND1 ;\r
CP #BSIZE\r
JP Z,C#$YM ; IF YES THEN\r
SET 7,(HL) ; SET BIT 7 IN ECOND1\r
JP D#$YM ; ELSE\r
C#$YM: RES 7,(HL) ; RESET BIT 7 IN ECOND1\r
; ENDIF\r
D#$YM: LD A,(HL) ;TEST IF TRANSMISSION IS CANCELED\r
BIT 6,A\r
JP A#$YM ;IF YES THEN\r
; BEGIN\r
LD A,(IX+2) ; TEST IF BUFFER IS THE LAST IN TRANSMISSION\r
\r
CP #BSIZE\r
JP Z,B#$YM ; IF YES THEN\r
RES 6,(HL) ; RESET BIT 6 IN ECOND2\r
; ENDIF\r
B#$YM: LD (IX+2),0 ; RESET BYTECOUNT\r
LD (IX+3),0 ;\r
LD A,(IX-2) ; ENQUEUE BUFFER IN OUTGOINIG EMPTY BUFFER QUEUE\r
LD H,A\r
SLA A\r
SLA A\r
ADD A,H\r
LD HL,QHEADS\r
LD D,0\r
LD E,A\r
ADD HL,DE\r
POP DE\r
CALL SUBENQ ;\r
;\r
; END\r
;ELSE\r
A#$YM: LD A,(IX-2) ; BEGIN\r
POP DE ; ENQUEUE BUFFER IN CHANNEL QUEUE\r
CALL ODEPA ;\r
IF '#EI'.EQ.'Y'\r
EI ; END\r
ENDIF ;ENDIF\r
;################# End macro #####################################\r
ENDM\r
\r
LIST S\r
PUBLIC STATUS,ENDRAM\r
EXTRN STCHAN,TCCSTA,CCBSTA,PQH9,SCOMMON,SYSRAM\r
EXTRN SUBENQ,SUBDEQ,ECOND2,TESTBT,QEMPTY\r
EXTRN IDEPA,QHEADS,PANCO,PANCOM,CR80NO,ECOND1,ODEPA\r
\r
CSEG\r
STATUS: LD SP,PSTACK ;INITIALIZE STACK-POINTER\r
PASPRO: PASSIVATE S,STATNR ;PASSIVATE STATUS TRANSMITTING PROCESS\r
CALL SCOMMON\r
EI\r
\r
;------------------------------------------------------------------------------\r
LD HL,STCHAN\r
BIT 0,(HL)\r
JP Z,STCR80 ;IF THERE HAS BEEN A STATUS CHANGE THEN\r
;------------------------------------------------------------------------------\r
CHANGE: BIT 2,(HL) ;BEGIN\r
JP Z,RTEST ;IF CHANGES IN CONDITION CODE HAS TAKEN PLACE THEN\r
\r
;BEGIN\r
\r
OGEPA3 7 ; GET EMPTY BUFFER FROM RCP(MATCH) OUTGOING QUEUE\r
\r
JP C,MATQUE ; IF ANY USABLE EMPTY BUFFERS GOTO MATQUE\r
JP NZ,CONCLR ; IF NO DELEGATION GOTO CONCLR\r
; (IF NO EMPTY BUFFERS, THEN DO\r
LD HL,TESTBT ; BEGIN)\r
SET 0,(HL) ; (SET TEST-BIT)\r
JP RTEST ; (END)\r
\r
MATQUE: LD (IX+9),0E8H ;\r
LD A,(TCCSTA) ;\r
LD (IX+10),A ; FILL BUFFER WITH STATUS\r
LD A,(CCBSTA) ;\r
LD (IX+11),A ;\r
LD (IX+2),04H ;\r
ODEPA1 Y,16 ; ENQUE BUFFER IN RCP(MATCH) OUTGOING QUEUE\r
\r
CONCLR: LD HL,STCHAN\r
RES 2,(HL) ; CLEAR CONDITION CODE-FLAG\r
;END\r
\r
;------------------------------------------------------------------------------\r
RTEST: LD HL,STCHAN\r
BIT 3,(HL)\r
JP NZ,STPROJ ;IF CHANGES IN READY/ON AIR HAS\r
;TAKEN PLACE THEN GOTO STPROJ\r
BIT 1,(HL)\r
JP Z,STCR80 ;IF CHANGES IN TAPE CONT.CODE\r
;HAS TAKEN PLACE THEN\r
\r
;-----------------------------------------------------------------------------\r
STPROJ: ;BEGIN\r
\r
OGEPA3 6 ; GET EMPTY BUFFER FROM RCP(PROJ) OUTGOING QUEUE\r
\r
JP C,PRJQUE ; IF ANY USABLE BUFFERS GOTO PRJQUE\r
JP NZ,TAPCLR ; IF NO DELEGATION GOTO TAPCLR\r
; (IF NO EMPTY BUFFERS THEN DO\r
LD HL,TESTBT ; BEGIN)\r
SET 1,(HL) ; (SET TEST-BIT)\r
JP STCR80 ; (END)\r
\r
PRJQUE: LD (IX+9),0E8H ;\r
LD A,(TCCSTA) ;\r
LD (IX+10),A ; FILL BUFFER WITH STATUS\r
LD A,(CCBSTA) ;\r
LD (IX+11),A ;\r
LD (IX+2),04H ;\r
ODEPA1 Y,16 ; ENQUE BUFFER IN RCP(PROJ) OUTGOING QUEUE\r
\r
TAPCLR: LD HL,STCHAN\r
RES 1,(HL) ; CLEAR TAPE CONTROL CODE-FLAG\r
RES 3,(HL) ; CLEAR READY/ON AIR-FLAG\r
;END\r
\r
;------------------------------------------------------------------------------\r
STCR80: LD HL,PQH9\r
CALL SUBDEQ\r
JP NC,C0 ;IFANY REQUEST-BUFFER THEN\r
IDEPA1 Y,16 ;RETURN IT TO EMPTY BUFFER QUEUE\r
JP STCR80\r
\r
C0: OGEPA2 ;GET EMPTY BUFFER FROM CR80 OUTG.QUEUE\r
JP C,CR8QUE ;IF ANY USABLE BUFFERS,GOTO CR8QUE\r
\r
LD HL,TESTBT ;ELSE\r
SET 1,(HL) ;(SET TEST-BIT)\r
JP CHACLR\r
\r
CR8QUE: PUSH DE ;\r
POP IX ;\r
LD (IX+8),0E8H ;\r
LD A,(TCCSTA) ;FILL BUFFER WITH STATUS\r
LD (IX+9),A ;\r
LD A,(CCBSTA) ;\r
LD (IX+10),A ;\r
LD (IX+2),03H ;\r
ODEPA1 Y,16 ;ENQUE BUFFER IN CR80 OUTGOING QUEUE\r
\r
CHACLR: LD HL,STCHAN\r
RES 0,(HL) ;CLEAR STATUS CHANGE-FLAG\r
JP PASPRO\r
\r
DSEG\r
DS 31\r
PSTACK DS 1\r
ENDRAM DS 1\r
END\r