Apple-2-SW/apple2_hgr_font_tutorial
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Fix hex constants

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Michaelangel007 2016-01-27 08:16:51 -08:00
parent 369e140d46
commit 7993fdb147
1 changed files with 2 additions and 2 deletions
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README.md
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@ -849,7 +849,7 @@ Notice how after 8 scan lines we end up with and `Tmp` address of $4xxx (or $6xx
0364:C8 INY
0365:18 CLC ; Note:
0366:A5 F6 LDA TmpHi ; (To the astute reader)
0368:E9 1F SBC #$1F ; <-- ??? Shouldn't this be #20 ?!
0368:E9 1F SBC #$1F ; <-- ??? Shouldn't this be #$20 ?!
036A:85 F6 STA TmpHi
036C:60 RTS
```
@ -937,7 +937,7 @@ Hmm, we would need to replace `SEC SBC` with `AND OR` which we might think would
0364:C8 INY
0365:A5 F6 LDA TmpHi
0367:29 1F AND #%00011111 ; Requires an extra OR
0369:09 20 ORA #20 ; Hard-code to HGR page 1
0369:09 20 ORA #$20 ; Hard-code to HGR page 1 (high byte)
036B:85 F6 STA TmpHi
036D:60 RTS
```