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https://opencores.org/ocsvn/z80control/z80control/trunk
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[/] [z80control/] [trunk/] [DE1/] [ROM/] [Z80TEST.BAK] - Rev 12
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;
MACLIB Z80
;
ORG 0
;
START JMP STARTU
;
DB 0FFH
DW (CHPEND-4)
DW 3212
;
CHIP1ID DB 1 ;CHIP I.D. NUMBER
;
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
JMP SFTSTART0
;
;
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
JMP SFTSTART2
;
;
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
IBMVECT
DW COMMAIN ;WAS CRTINP ;ARECEIVE
;
;@@@@@@@@@@@@@@@@@@@@@@@@@@@@
;
; NON MASKABLE INT.
;
ORG 66H ;TRAP
;
JMP POWERF
;
;******************************
;
ORG 72H
;
SFTSTART0
SFTSTART2
;
; POWER UP START UP
;
; @ @ @ USED TO TEST COMM @ @ @
;
STARTU
DI
LXI SP,0DFEAH
IM2 ; SET Z80 INT MODE
LXI B,0
MAINLOOP
EI
CALL DELAY
CALL DELAY
CALL DELAY
MOV A,C
INR C
OUT 10H ; HEX DISPLAY 0,1
OUT 024H ; COMPORT
OUT 002H ; LEDG
JMP MAINLOOP
;
;
POWERF PUSH PSW ;+1 NMSK INT 60 TIMES A SEC
PUSH B ;+2
PUSH D ;+3
PUSH H ;+4
;
POP H
POP D
POP B
POP PSW
RETN
;
;4CH
COMMAIN
IN 24H ; COMMPORT
OUT 11H ; HEX DISPLAY
EI
RET
DELAY PUSH B
LXI B,4000H
DELLOP
DCR C
JNZ DELLOP
DCR B
JNZ DELLOP
POP B
RET
CHPEND DW 0FFFFH
;
END START