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[uccvend-snackrom.git] / ROM2 / start.s

diff --git a/ROM2/start.s b/ROM2/start.s
index 7611f1b..c3f8d36 100644 (file)
--- a/ROM2/start.s
+++ b/ROM2/start.s
@@ -6,10 +6,6 @@ _start:
        ldab #0xfc  ; 11111000
        stab 0x1001
 
-       ;; turn display on
-       ldx #0x1000
-       bset 00,x #0x80
-
        ;; start chiming
        ldx #0x1000
        bset 00,x #0x10
@@ -26,10 +22,6 @@ _start:
        ldaa #0x81
        staa 0x1026  ;; RTI interval becomes E/2^14 = 6.6ms (or 150 Hz)
 
-       ;; stop chiming
-       ldx #0x1000
-       bclr 00,x #0x10
-
        ;; clear ADC register
        clra
        staa 0x1030
@@ -37,30 +29,16 @@ _start:
        ;; set the stack pointer
        lds #_stack
 
-       ;; start chiming
-       ldx #0x1000
-       bset 00,x #0x10
-
        ;; blank initialised variables - should match memory.x's page0
        ldx #0x0000
 loop1:
-       cpx #0x0080
+       cpx #0x0100
        bcc out1
        clr 00,x
        inx
        bra loop1
 out1:
 
-       ;; wait a while
-       ldx #0x0000
-loop2:
-       cpx #0x00ff
-       bcc out2
-       clr 00,x
-       inx
-       bra loop2
-out2:
-
        ;; stop chiming
        ldx #0x1000
        bclr 00,x #0x10