From dfdca261d6cf50ef4ccd51485f5b3816ad74c200 Mon Sep 17 00:00:00 2001
From: Spencer Fallek <38664981+sfallek1@users.noreply.github.com>
Date: Tue, 26 Nov 2019 13:33:33 -0500
Subject: [PATCH] update MAX_VRAM_ADDRESS

---
 QGL/drivers/APS2Pattern.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/QGL/drivers/APS2Pattern.py b/QGL/drivers/APS2Pattern.py
index 6d9da1ee..6b4e9af4 100644
--- a/QGL/drivers/APS2Pattern.py
+++ b/QGL/drivers/APS2Pattern.py
@@ -47,7 +47,7 @@
 MAX_NUM_INSTRUCTIONS = 2**26
 MAX_REPEAT_COUNT = 2**16 - 1
 MAX_TRIGGER_COUNT = 2**32 - 1
-MAX_VRAM_ADDRESS = 2**12-1
+MAX_VRAM_ADDRESS = 2**(12-2)-1
 MODULATION_CLOCK = 300e6
 
 # instruction encodings