varl/qmk_firmware
1
0
Fork 0
forked from forks/qmk_firmware
Code Pull requests Activity

Change pin configuration

Browse source
This commit is contained in:
tmk 2014-02-11 00:37:19 +09:00
parent 47d812bfd6
commit 4ab0ebb199
2 changed files with 5 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
converter/ibm4704_usb/README.md
View file

@ -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.

2
converter/ibm4704_usb/config.h
View file

@ -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