From 1fb0a1fd50385874db6471f48462f252a78d9f2e Mon Sep 17 00:00:00 2001
From: Mirko Scholz <mirko@talitha>
Date: Fri, 4 Sep 2020 23:02:46 +0200
Subject: [PATCH] row/col should be always less than 16

---
 src/lcd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lcd.c b/src/lcd.c
index 6de9b7b..e9160d2 100644
--- a/src/lcd.c
+++ b/src/lcd.c
@@ -43,7 +43,7 @@
 
 
 
-static int row, col;
+static uint8_t row, col;
 
 #define CLEAR_BIT(port, bit) (port &= ~(_BV(bit)))
 #define CLEAR_BITS(port, bits) (port &= ~(bits))