From 2f86dc634df116042040f764f9539010cfc6aacb Mon Sep 17 00:00:00 2001
From: Stefan Beller <stefanbeller@googlemail.com>
Date: Mon, 21 May 2012 18:30:36 +0200
Subject: [PATCH] Made SPI interrupt nonblocking

The programmer works now.
---
 firmware/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/firmware/main.c b/firmware/main.c
index b60f45f..9b0ea1a 100755
--- a/firmware/main.c
+++ b/firmware/main.c
@@ -46,7 +46,8 @@ static uchar prog_blockflags;
 static uchar prog_pagecounter;
 
 
-ISR(SPI_STC_vect )
+
+ISR(SPI_STC_vect, ISR_NOBLOCK)
 {
     comBuffer[comStop] = SPDR;
     comStop ++;