mirror of
https://github.com/uffejakobsen/acme.git
synced 2024-12-02 22:49:49 +00:00
81f2d3f683
git-svn-id: https://svn.code.sf.net/p/acme-crossass/code-0/trunk@114 4df02467-bbd4-4a76-a152-e7ce94205b78
23 lines
933 B
Plaintext
23 lines
933 B
Plaintext
;ACME 0.96.4
|
|
|
|
!ifdef lib_cbm_c128_vic_a !eof
|
|
lib_cbm_c128_vic_a = 1
|
|
|
|
!source <cbm/c64/vic.a> ; registers 0..2e
|
|
|
|
; registers only present in the C128 variant of this chip:
|
|
vic_keyboard = vic_base + $2f
|
|
; %76543... always set
|
|
; %.....210 output pins for extended keyboard layout
|
|
vic_clock = vic_base + $30
|
|
; %765432.. always set
|
|
; %......1. "test" bit: 0 = normal, 1 = system clock changes raster line
|
|
; %.......0 system clock: 0 = 1 MHz, 1 = 2 MHz (VIC bus cycles will be given to CPU instead)
|
|
|
|
; the c128 ROMs contain two copies of a look-up table to convert vic color
|
|
; values to their corresponding petscii color codes:
|
|
; rom4_* needs "low rom area" enabled ($4000..$7fff)
|
|
; romc_* needs "high rom area" enabled ($c000..$ffff)
|
|
!addr rom4_vic_to_petscii_color_table = $76b5 ; 90 05 1c 9f 9c 1e 1f 9e 81 95 96 97 98 99 9a 9b
|
|
!addr romc_vic_to_petscii_color_table = $ce4c ; 90 05 1c 9f 9c 1e 1f 9e 81 95 96 97 98 99 9a 9b
|