From: Tobias Girstmair <tobi@isticktoit.net>
Date: Thu, 4 Mar 2021 12:24:45 +0000 (+0100)
Subject: new version
X-Git-Url: https://git.gir.st/Chiptunes-pms150c.git/commitdiff_plain/b29570afdc3f0e8eab750512830537eb69377cd3

new version
---

diff --git a/bsv.c b/bsv.c
index 474e102..a0a1caa 100644
--- a/bsv.c
+++ b/bsv.c
@@ -70,7 +70,29 @@ void main(void){
 		MOV	(tmp_1, acc) // acc saved in tmp_1; fresh acc
 		MOV	(acc, i2)
 		// shift-divide by six
-		acc = i2/6;//TODO
+		// note: i2 is max 0x78; so acc will <= 20.
+
+                acc >>= 1;
+                acc += i2;
+
+                acc >>= 1;
+                acc += 0;
+
+                acc >>= 1;
+                acc += i2;
+
+                acc >>= 1;
+                acc += 0;
+
+                acc >>= 1;
+                acc += i2;
+
+                acc >>= 1;
+                acc += 0;
+
+                acc >>= 1;
+                acc >>= 1;
+
 		// end divide by six
 		AND	(acc, tmp_1) // acc restored from tmp_1
 		AND	(acc, 3)
@@ -85,6 +107,7 @@ void main(void){
 		SR	(acc)
 		MOV	(tmp_1, acc) // acc saved in tmp_1; fresh acc
 		// shift-divide by ten
+		// note: i2 is max 0x78; so acc will <= 12.
 		acc = i2/10;//TODO
 		// end divide by ten
 		AND	(acc, tmp_1) // acc restored from tmp_1