2 files changed, 5 insertions(+), 3 deletions(-)

M converter/ibm4704_usb/README.md
M converter/ibm4704_usb/config.h

@@ 2,10 2,12 @@ IBM 4704 to USB keyboard converter
 ==================================
 This firmware converts IBM 4704 keyboard protocol to USB HID.
 
+Keyboard initialization process takes a few seconds at start up. During that you will hear buzzer from the keyboard. **You need to plug USB cable after hooking up your keyboard to the converter.**
+
 
 4704 Connector
 --------------
-    Keyboard Plug from front
+Keyboard Plug from front:
 
     DSUB-9
     -------------


@@ 24,7 26,7 @@ Connection
 In case of using ATMega32U4(Teensy2.0):
 
 1. Supply power with VCC and GND.
-2. Connect CLOCK to PD1 and DATA to PD2. You can change pin with config.h.
+2. Connect CLOCK to PD1 and DATA to PD0. You can change pin with config.h.
 3. Optionally you may need pull-up register. 1KOhm probably work.
 
 

@@ 50,7 50,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define IBM4704_DATA_PORT   PORTD
 #define IBM4704_DATA_PIN    PIND
 #define IBM4704_DATA_DDR    DDRD
-#define IBM4704_DATA_BIT    2
+#define IBM4704_DATA_BIT    0
 
 /*
  * Pin interrupt