minor documentation bug fixed (#133)

`$C05a` was incorrectly referred to as enabling VBL polling, which is actually the function of `$C05B`

> C05A=   If IOUDIS on: Disable VBL Interrupts
This commit is contained in:
Dagen Brock 2020-03-15 16:32:11 -05:00 committed by GitHub
parent f87617cb5c
commit 45cdd3bdb1
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -68,6 +68,6 @@ UnwaitForVBL
bpl -
lda $C070 ; $c019 bit 7 is sticky, reset it
sta $C07F ; enable access to VBL register
sta $C05A ; enable VBL polling
sta $C05A ; disable VBL polling
sta $C07E ; disable access to VBL register
rts