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renamed the cx16 VIA register variables to more meaningful names

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This commit is contained in:
Irmen de Jong 2023-03-17 22:28:09 +01:00
parent e6b8e2e8be
commit 20dbdb20d2
1 changed files with 34 additions and 34 deletions
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68
compiler/res/prog8lib/cx16/syslib.p8
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@ -266,41 +266,41 @@ cx16 {
; I/O
const uword via1 = $9f00 ;VIA 6522 #1
&ubyte d1prb = via1+0
&ubyte d1pra = via1+1
&ubyte d1ddrb = via1+2
&ubyte d1ddra = via1+3
&ubyte d1t1l = via1+4
&ubyte d1t1h = via1+5
&ubyte d1t1ll = via1+6
&ubyte d1t1lh = via1+7
&ubyte d1t2l = via1+8
&ubyte d1t2h = via1+9
&ubyte d1sr = via1+10
&ubyte d1acr = via1+11
&ubyte d1pcr = via1+12
&ubyte d1ifr = via1+13
&ubyte d1ier = via1+14
&ubyte d1ora = via1+15
const uword VIA1_BASE = $9f00 ;VIA 6522 #1
&ubyte via1prb = VIA1_BASE + 0
&ubyte via1pra = VIA1_BASE + 1
&ubyte via1ddrb = VIA1_BASE + 2
&ubyte via1ddra = VIA1_BASE + 3
&ubyte via1t1l = VIA1_BASE + 4
&ubyte via1t1h = VIA1_BASE + 5
&ubyte via1t1ll = VIA1_BASE + 6
&ubyte via1t1lh = VIA1_BASE + 7
&ubyte via1t2l = VIA1_BASE + 8
&ubyte via1t2h = VIA1_BASE + 9
&ubyte via1sr = VIA1_BASE + 10
&ubyte via1acr = VIA1_BASE + 11
&ubyte via1pcr = VIA1_BASE + 12
&ubyte via1ifr = VIA1_BASE + 13
&ubyte via1ier = VIA1_BASE + 14
&ubyte via1ora = VIA1_BASE + 15
const uword via2 = $9f10 ;VIA 6522 #2
&ubyte d2prb = via2+0
&ubyte d2pra = via2+1
&ubyte d2ddrb = via2+2
&ubyte d2ddra = via2+3
&ubyte d2t1l = via2+4
&ubyte d2t1h = via2+5
&ubyte d2t1ll = via2+6
&ubyte d2t1lh = via2+7
&ubyte d2t2l = via2+8
&ubyte d2t2h = via2+9
&ubyte d2sr = via2+10
&ubyte d2acr = via2+11
&ubyte d2pcr = via2+12
&ubyte d2ifr = via2+13
&ubyte d2ier = via2+14
&ubyte d2ora = via2+15
const uword VIA2_BASE = $9f10 ;VIA 6522 #2
&ubyte via2prb = VIA2_BASE + 0
&ubyte via2pra = VIA2_BASE + 1
&ubyte via2ddrb = VIA2_BASE + 2
&ubyte via2ddra = VIA2_BASE + 3
&ubyte via2t1l = VIA2_BASE + 4
&ubyte via2t1h = VIA2_BASE + 5
&ubyte via2t1ll = VIA2_BASE + 6
&ubyte via2t1lh = VIA2_BASE + 7
&ubyte via2t2l = VIA2_BASE + 8
&ubyte via2t2h = VIA2_BASE + 9
&ubyte via2sr = VIA2_BASE + 10
&ubyte via2acr = VIA2_BASE + 11
&ubyte via2pcr = VIA2_BASE + 12
&ubyte via2ifr = VIA2_BASE + 13
&ubyte via2ier = VIA2_BASE + 14
&ubyte via2ora = VIA2_BASE + 15
; YM-2151 sound chip
&ubyte YM_ADDRESS = $9f40