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Diffstat (limited to 'converter/ibm4704_usb/config.h')
-rw-r--r--converter/ibm4704_usb/config.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/converter/ibm4704_usb/config.h b/converter/ibm4704_usb/config.h
index 4f267b3b7a..2fee10fd61 100644
--- a/converter/ibm4704_usb/config.h
+++ b/converter/ibm4704_usb/config.h
@@ -51,9 +51,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define IBM4704_DATA_DDR DDRD
#define IBM4704_DATA_BIT 0
-/* Pin interrupt on rising edge */
-#define IBM4704_INT_INIT() do { EICRA |= ((1<<ISC11)|(0<<ISC10)); } while (0)
-#define IBM4704_INT_ON() do { EIMSK |= (1<<INT1); } while (0)
+/* Pin interrupt on rising edge of clock */
+#define IBM4704_INT_INIT() do { EICRA |= ((1<<ISC11)|(1<<ISC10)); } 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