mirror of
https://github.com/HEYAHONG/emu8051.git
synced 2025-05-08 22:09:27 +08:00
45 lines
932 B
NASM
45 lines
932 B
NASM
; Test program to verify correct emu8051 operation
|
|
;
|
|
; Test desc: ADD
|
|
; Test output: PC = $FFF0
|
|
; Test output: SP = $07
|
|
; Test output: A = $20
|
|
; Test output: B = $00
|
|
; Test output: PSW = $01
|
|
; Test output: R0 = $0F
|
|
; Test output: R1 = $11
|
|
; Test output: R2 = $10
|
|
; Test output: R3 = $1F
|
|
; Test output: R4 = $20
|
|
|
|
ORG 0000h ; Reset vector
|
|
|
|
;; ADDC
|
|
|
|
CLR C
|
|
MOV A, #0FFh
|
|
ADDC A, #10h ; CY=1, A=$0F
|
|
MOV R0, A
|
|
|
|
MOV A, #00h
|
|
ADDC A, #10h ; CY=0, A=$11
|
|
MOV R1, A
|
|
|
|
SETB C
|
|
MOV A, #0FFh
|
|
ADDC A, #10h ; CY=1, A=$10
|
|
MOV R2, A
|
|
|
|
;; ADD
|
|
|
|
MOV A, #0FFh
|
|
ADD A, #20h ; CY=1, A=$1F
|
|
MOV R3, A
|
|
|
|
MOV A, #00h
|
|
ADD A, #20h ; CY=0, A=$20
|
|
MOV R4, A
|
|
|
|
LJMP 0FFF0h
|
|
END
|