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[KERNAL] fix two DOW bugs #273

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merged 2 commits into from
Feb 25, 2024
+3 −3
Merged

[KERNAL] fix two DOW bugs #273

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8cebe45
[KERNAL] fix DOW write to RTC
mooinglemur Feb 24, 2024
dfc8697
[KERNAL] fix register preserve for upload_time
mooinglemur Feb 24, 2024
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2 changes: 1 addition & 1 deletion kernal/drivers/x16/rtc.s
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Original file line number Diff line number Diff line change
Expand Up @@ -126,7 +126,7 @@ rtc_set_date_time:
lda r3H
and #$07
ora #$08 ; enable battery backup
jsr i2c_write_byte_as_bcd ; 3: day of week
jsr i2c_write_byte ; 3: day of week

dey
lda r1H
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4 changes: 2 additions & 2 deletions kernal/ieee_switch.s
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Expand Up @@ -190,7 +190,7 @@ upload_time:
@1: lda 0,x
pha
inx
cpx #9
cpx #10
bne @1

jsr clock_get_date_time
Expand All @@ -209,7 +209,7 @@ upload_time:
.word $c000 + 3 * 16
.byte BANK_CBDOS

ldx #8
ldx #9
@4: pla
sta 0,x
dex
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