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| author | Florian Jung <flo@windfisch.org> | 2016-02-02 19:04:36 +0100 |
|---|---|---|
| committer | Florian Jung <flo@windfisch.org> | 2016-02-02 19:04:36 +0100 |
| commit | 35f7beb8b28a620f2e06e7105d787e0c53627235 (patch) | |
| tree | 626817589938073e67a35dc50f3e937c1080d05a /avr/README | |
| parent | 30abfc2adceeb7920d6a7688050ff1c60ec78a6c (diff) | |
cleanup
Diffstat (limited to 'avr/README')
| -rw-r--r-- | avr/README | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/avr/README b/avr/README deleted file mode 100644 index 16c75d9..0000000 --- a/avr/README +++ /dev/null @@ -1,47 +0,0 @@ -This is a Rotary-Dial-to-USB-Interface, based on the USB AVR Lab -(http://www.ullihome.de/wiki/USBAVRLab/index). For the schematics -of the USB AVR Lab, see http://www.ullihome.de/wiki/USBAVRLab/Download - -This is a tiny board with an ATMEGA8 speaking USB using the V-USB -library. It features a 10-pin-port with some AVR pins routed out, -and also has a bootloader, so it can be programmed without an -ISP adapter, using USB. - - -The Rotary-Dial-to-USB-Interface expects a rotary dial to be attached against PB4/5. -When you look at the front of the connector: - ____ ____ -| 9 7 . . . | Attach the two cables for the idle switch at 9 and 0. -| 0 8 . . . | Attach the two cables for the dial pulse switch at 7 and 8. - ----------- (0 and 8 are routed to GND, 9 and 7 to PB4 and PB5.) - -The program expects the "idle"-switch to be open when the dial is idle, and to be closed -when the rotary dial is not in its idle position. -The "pulse" switch is expected to be closed most of the time, and to be only opened shortly -for each pulse. -(This can be adapted easily). - -When attached to a computer, the device acts like a USB HID keyboard, no -additional drivers are needed. - - -If you want to enter the bootloader, then generate more than 17 dial pulses by -dialing a zero, not letting the dial return fully into idle position yet, -and pulling it to zero again. - - - - This program is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. - - For details, see main.c |