From d935782bfda5891c95ff1e3cef4ea3b3cdcadef5 Mon Sep 17 00:00:00 2001
From: Vince Weaver <vince@deater.net>
Date: Mon, 19 Mar 2018 00:27:14 -0400
Subject: [PATCH] mode7: play music at 25Hz

sounds horrible for now
---
 mode7_demo/mode7_demo.s | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/mode7_demo/mode7_demo.s b/mode7_demo/mode7_demo.s
index a280ff68..27e3afad 100644
--- a/mode7_demo/mode7_demo.s
+++ b/mode7_demo/mode7_demo.s
@@ -74,14 +74,15 @@ mockingboard_setup:
 	sta	$C40D		; IFR: 1100, enable interrupt on timer one oflow
 	sta	$C40E		; IER: 1100, enable timer one interrupt
 
-	lda	#$E7
+	lda	#$40
 	sta	$C404		; write into low-order latch
-	lda	#$4f
+	lda	#$9c
 	sta	$C405		; write into high-order latch,
 				; load both values into counter
 				; clear interrupt and start counting
 
 	; 4fe7 / 1e6 = .020s, 50Hz
+	; 9c40 / 1e6 = .040s, 25Hz
 
 
 	;============================