Apple-2gs-SW/itty-bitty-vtty
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status report (untested and incomplete)

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Kelvin Sherlock 2021-09-26 19:44:51 -04:00
parent dbf4e07b95
commit 9343302f9b
1 changed files with 77 additions and 0 deletions
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vt100.csi.S
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@ -17,6 +17,8 @@
ext erase_line_0,erase_line_1,erase_line_2 ext erase_line_0,erase_line_1,erase_line_2
ext erase_screen_0,erase_screen_1,erase_screen_2 ext erase_screen_0,erase_screen_1,erase_screen_2
ext write_modem
vt100_csi ent vt100_csi ent
debug vt100_csi debug vt100_csi
@ -753,8 +755,83 @@ csi_K ; erase line
csi_q ; LEDs csi_q ; LEDs
rts rts
csi_n ; status report csi_n ; status report
bit LOCAL
bmi :rts
lda parms
cmp #5
beq :dsr
cmp #6
beq :cpr
:rts rts
:dsr ; report status
lda #ESC
jsr write_modem
lda #'['
jsr write_modem
lda #'0'
jsr write_modem
lda #'n'
jmp write_modem
:cpr ; cursor report
* TODO - verify and support DECOM
lda #ESC
jsr write_modem
lda #'['
lda y
inc
jsr write_digit
lda #';'
jsr write_modem
lda x
inc
jsr write_digit
lda #'R'
jmp write_modem
write_digit
* digit must be in the range 1-80
cmp #10
bcs :multi
:0 ora #'0'
jmp write_modem
:multi
ldx #8
]loop cmp :table,x
bcs :ok
dex
bra ]loop
:ok sec
sbc :table,x
pha ; save
txa
ora #'0'
jsr write_modem
pla
bra :0
:table db 0,10,20,30,40,50,60,70,80
csi_c ; what are you? csi_c ; what are you?
lda #ESC
jsr write_modem
lda #'['
jsr write_modem
lda #'?'
jsr write_modem
lda #'1'
jsr write_modem
lda #'?'
jsr write_modem
lda #'0'
jsr write_modem
lda #'c'
jmp write_modem
csi_y ; invoke confidence test csi_y ; invoke confidence test
* ???
rts rts
sav vt100.csi.L sav vt100.csi.L