From bc97f5bd79a54a712c5d4e91001a62e76a1a4d10 Mon Sep 17 00:00:00 2001
From: lux <michael.krause@uni-leipzig.de>
Date: Thu, 17 Aug 2017 20:50:36 +0200
Subject: [PATCH] Follow 12 BIT address bus.

---
 src/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main.c b/src/main.c
index c65f215..53e8795 100644
--- a/src/main.c
+++ b/src/main.c
@@ -42,7 +42,8 @@ int main(int argc, char *argv[])
         //CPU control flow
         if(execute(op_code,data_addr,ram))  //EXECUTE instruction, jump if ALU says 
             pc=find_data(ram[pc]); 
-        else pc++;
+        else pc++; 
+        if(pc>4095) pc = pc % 4096;         //TOY can only address 12 Bit
 
         //Handele user output
         printf("PROGRAM COUNTER: %" PRIu16 "\n",pc);