From 80fd3b0b240a8840fbca1cc3cc70e76f5b52b888 Mon Sep 17 00:00:00 2001
From: tmk <hasu@tmk-kbd.com>
Date: Tue, 19 May 2015 00:32:58 +0900
Subject: ibm4704_usb: Fix protocol handling

---
 converter/ibm4704_usb/config.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'converter/ibm4704_usb/config.h')

diff --git a/converter/ibm4704_usb/config.h b/converter/ibm4704_usb/config.h
index d9d8d39bc0..2fee10fd61 100644
--- a/converter/ibm4704_usb/config.h
+++ b/converter/ibm4704_usb/config.h
@@ -53,7 +53,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 /* Pin interrupt on rising edge of clock */
 #define IBM4704_INT_INIT()  do { EICRA |= ((1<<ISC11)|(1<<ISC10)); } while (0)
-#define IBM4704_INT_ON()    do { EIMSK |=  (1<<INT1); } while (0)
+#define IBM4704_INT_ON()    do { EIFR |= (1<<INTF1); EIMSK |= (1<<INT1); } while (0)
 #define IBM4704_INT_OFF()   do { EIMSK &= ~(1<<INT1); } while (0)
 #define IBM4704_INT_VECT    INT1_vect
 
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