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Arrow key translation for Oric and Atari 800 #186

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merged 3 commits into from
Oct 5, 2024
Merged

Arrow key translation for Oric and Atari 800 #186

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7503084
Added arrow key translation to the Oric BIOS
venomix666 Oct 5, 2024
a90e382
Added arrow key translation to the Atari 800 BIOS
venomix666 Oct 5, 2024
7158a2d
Cleanup of atari800 BIOS addition
venomix666 Oct 5, 2024
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22 changes: 22 additions & 0 deletions src/arch/atari800/atari800.S
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Original file line number Diff line number Diff line change
Expand Up @@ -535,6 +535,28 @@ zproc screen_getchar

jsr toggle_cursor
jsr tty_conin

; Translate arrow keys
cmp #$1c ; Up
zif_eq
lda #$8b
zendif

cmp #$1d ; Down
zif_eq
lda #$8a
zendif

cmp #$1e ; Left
zif_eq
lda #$88
zendif

cmp #$1f ; Right
zif_eq
lda #$89
zendif

clc
rts
zendproc
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2 changes: 1 addition & 1 deletion src/arch/oric/oric.S
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Expand Up @@ -1190,7 +1190,7 @@ keyboard_decode_tab:
.byte 'd', 'q', 27, 0, 'f', 'r', 't', 'j'
.byte 'c', '2', 'z', 0, '4', 'b', '6', 'm'
.byte '\'', '\\', 0, 0, '-', ';', '9', 'k'
.byte 0, 0, 0, 0, 0, '.', ',', ' '
.byte 137, 138, 136, 0, 139, '.', ',', ' '
.byte '[', ']', 127, 0, 'p', 'o', 'i', 'u'
.byte 'w', 's', 'a', 0, 'e', 'g', 'h', 'y'
.byte '=', 0, 13, 0, '/', '0', 'l', '8'
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