Update RTC code test

2023-11-19 13:50:00 -08:00
parent 7002aeebe6
commit 7c24389b10
3 changed files with 52 additions and 4 deletions
--- a/sw/test_code/rtc_test/main.s
+++ b/sw/test_code/rtc_test/main.s
@@ -10,11 +10,26 @@ RTC_DAT = $efff

 .zeropage
 finish: .res 1
+print: .res 1
+iters: .res 1

 .code

 _nmi_int:
 _irq_int:
+    lda #$30
+    sta RTC_CMD
+    lda RTC_DAT
+    sta print
+
+    lda iters
+    inc
+    cmp #$10
+    bge @end
+    sta iters
+    rti
+
+@end:
    lda #$6d
    sta finish

@@ -48,9 +63,16 @@ _init:
    ; Set IRQ Threshold
    lda #$20
    sta RTC_CMD
-    lda #$02
+    lda #$04
    sta RTC_DAT

+    lda #$30
+    sta RTC_CMD
+    lda #$03
+    sta RTC_DAT
+
+    stz iters
+
    cli

 wait: