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DeskTop: More overlay resource identifiers

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This commit is contained in:
Joshua Bell
2018-05-03 09:01:57 -07:00
parent 37f1fce406
commit 2e75298316
8 changed files with 174 additions and 162 deletions
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22
inc/apple2.inc
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@@ -180,6 +180,28 @@ XFERSTARTLO := $03ED
XFERSTARTHI := $03EE
;;; ============================================================
;;; Disk II / IWM I/O locations
;;; ============================================================
;;; $C0nX, n = slot + 8 -- c/o http://archive.li/ewHUL
PHASE0 := $C080 ; Stepper motor phase 0
PHASE1 := $C082 ; Stepper motor phase 1
PHASE2 := $C084 ; Stepper motor phase 2
PHASE3 := $C086 ; Stepper motor phase 3
DISABLE := $C088 ; Turn disk drive off
ENABLE := $C089 ; Turn disk drive on
SELECT := $C08A ; Select drive 1 or 2
SELECT1 := $C08A ; Select drive 1
SELECT2 := $C08B ; Select drive 2
XMIT := $C08C ; Get/set bits to/from disk
TESTWP := $C08D ; Test WP mode (then WPRES has result)
DATA := $C08D ; Write data to buffer (then XMIT to send)
WPRES := $C08E ; WP mode test result
RDMODE := $C08E ; Turn off write mode
WRMODE := $C08F ; Turn on write mode
;;; ============================================================
;;; Mouse Peripheral Card
;;; ============================================================