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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 10 |
1 files changed, 6 insertions, 4 deletions
@@ -17,7 +17,7 @@ while supporting most of its original features and many new features: which eases adapting the keyboard layout and allows you to edit the keymap without recompilation using the online [Keymap editor](http://www.tmk-kbd.com/tmk_keyboard/editor/unimap/). * All of the seven LEDs are supported in one way or another: - * The Caps Lock LED does what you expect. + * The Caps Lock LED (C99) does what you expect. * Three of the five LEDs in the first row (G00-G04) display the standard [Num Lock, Scroll Lock and Compose LED states](#LEDs). * One of the LEDs displays the keyclick mode. @@ -38,6 +38,8 @@ while supporting most of its original features and many new features:  +You can watch a [demo video here](https://drive.google.com/file/d/16d42nZZ2FOZdNt2Cqqwvp1CHxKFpkYBy/view?usp=sharing). + ## Building the Replacement Controller **This section is under construction.** @@ -66,7 +68,7 @@ At least for the UB 880 D, all pin holes should be free of solder. Secondly, you should "neutralize" the following chips - it is sufficient to cut their power pins: -* The EEPROM. +* The EPROM. * __FIXME__ Now, solder pin headers at least to the following pins on the backside of the @@ -183,7 +185,7 @@ Writing a 0 disables the corresponding LED. ## Buzzer As System Beep It is assumed that the "kana" LED is not really used as a regular keyboard LED. -On Linux, you can trigger the buzzer along with the fifth LED using the following command: +On Linux, you can trigger the buzzer along with LED 6 (G53) using the following command: echo 1 | sudo tee /sys/class/leds/inputX\:\:kana/brightness @@ -277,6 +279,6 @@ serial protocol is [well documented](docs/SerielleTastatur_K7637_XX_Betriebsdoku You merely need to add a current loop transceiver. My particular board was simply broken, so I gave up on this approach. The kbdbabel website was nevertheless invaluable for its [K7637 schematics](docs/kbdbabel_doc_robotron_k7637-50.pdf). -It also contains an [EEPROM dump](http://kbdbabel.org/rom/robotron-k7637_50-2716.bin) that could be of use +It also contains an [EPROM dump](http://kbdbabel.org/rom/robotron-k7637_50-2716.bin) that could be of use in restoring a K7637 board. You might also be interested in the [IFFS connector pinout](http://kbdbabel.org/conn/kbd_connector_k7637.png). |