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Add KIM-1 functions to write to the 7-segment LED display and get

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keypresses from the keypad.
Includes sample program illustrating how to use them.
Tested on real KIM-1 hardware.
This commit is contained in:
Jeff Tranter
2023-03-29 18:40:10 -04:00
parent d69117c0c1
commit 3a5fbd34da
5 changed files with 108 additions and 0 deletions
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4
asminc/kim1.inc
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@@ -16,6 +16,10 @@ INTCHR := $1E5A ; Input character without case conversion
DUMPT := $1800 ; Dump memory to tape
LOADT := $1873 ; Load memory from tape
START := $1C4F ; Enter KIM-1 monitor
SCANDS := $1F1F ; Scan 7-segment display
KEYIN := $1F40 ; Open up keyboard channel
GETKEY := $1F6A ; Return key from keyboard
; ---------------------------------------------------------------------------
; System Memory