pokecrystal-board/engine/rtc/print_hours_mins.asm
mid-kid d3cc861d33 Fix snake_case filenames
Renamed a bunch of files, most of them one-off functions, to better fit
the general snake_case naming scheme. Also renamed some awfully long filenames.
2018-04-04 22:26:07 +02:00

64 lines
814 B
NASM

Unreferenced_Function1dd6a9: ; 1dd6a9
ld a, b
ld b, c
ld c, a
push bc
push de
ld hl, sp+$2
ld d, h
ld e, l
pop hl
lb bc, PRINTNUM_LEADINGZEROS | 2, 5
call PrintNum
pop bc
ret
PrintHoursMins: ; 1dd6bb (77:56bb)
; Hours in b, minutes in c
ld a, b
cp 12
push af
jr c, .AM
jr z, .PM
sub 12
jr .PM
.AM:
or a
jr nz, .PM
ld a, 12
.PM:
ld b, a
; Crazy stuff happening with the stack
push bc
ld hl, sp+$1
push de
push hl
pop de
pop hl
ld [hl], " "
lb bc, 1, 2
call PrintNum
ld [hl], ":"
inc hl
ld d, h
ld e, l
ld hl, sp+$0
push de
push hl
pop de
pop hl
lb bc, PRINTNUM_LEADINGZEROS | 1, 2
call PrintNum
pop bc
ld de, String_AM
pop af
jr c, .place_am_pm
ld de, String_PM
.place_am_pm
inc hl
call PlaceString
ret
String_AM: db "AM@" ; 1dd6fc
String_PM: db "PM@" ; 1dd6ff