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- ;
- ; MIMIC - keystrokes to screen - by Barry A. Cole 860115
- ; Useful for testing screen codes. All codes valid except for nul(ignored)
- ; and control C(exit).
- ;
- BDOS EQU 5
- ORG 100H
- START: MVI C,6 ; Console in via BDOS call
- MVI E,0FFH ; This is input
- CALL BDOS
- ORA A ; Set flags
- JZ START ; No character received, retry
- CPI 'C'-40H ; Control C to exit
- RZ ; Yep
- MOV E,A ; Get character
- MVI C,6 ; And output it
- CALL BDOS
- JMP START ; Start over
- END START