Apple-2-SW/apple2_hgr_font_tutorial
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Replace hard-coded with TmpLo

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Michaelangel007 2016-01-27 13:12:18 -08:00
parent 34bf8c8d1a
commit eab409843e
1 changed files with 5 additions and 5 deletions
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10
README.md
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@ -1,6 +1,6 @@
#Apple ]\[ //e HGR Font 6502 Assembly Language Tutorial
Revision: 53, Jan 27, 2016.
Revision: 54, Jan 27, 2016.
# Table of Contents
@ -1878,8 +1878,8 @@ Listing 10:
369:20 13 03 JSR SetCursorRow
36C:18 CLC
36D:98 TYA
36E:65 F5 ADC $F5
371:85 F5 STA $F5
36E:65 F5 ADC TmpLo
371:85 F5 STA TmpLo
373:60 RTS
```
Or are we stuck? Since we're using a function to calculate the destination address let's fix the order.
@ -1915,8 +1915,8 @@ And change the low byte to add `X` instead:
979:20 13 03 JSR SetCursorRow
97C:18 CLC
37D:88 TXA ; changed from: TYA
97E:65 F5 ADC $F5
981:85 F5 STA $F5
97E:65 F5 ADC TmpLo
981:85 F5 STA TmpLo
983:60
```