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swharden/AVR-projects
A collection of standalone AVR projects written in C

A very affordable POV Display for an etching and soldering Workshop
Wavetext is an open-source printed circuit board by wirew0rm, from the wirew0rm/wavetext repository on GitHub. It is a 2-layer board of 161 × 32 mm with 31 parts on 31 nets, routed with 206 tracks and 0 vias.
It is built around the ATTINY2313A-SU. Its parts include 11 resistors, 10 diodes, 3 connectors, 2 capacitors and 2 ICs. It belongs with the AVR (ATmega, ATtiny) boards of this library.
A very affordable POV Display for an etching and soldering workshop.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 10 | 40 | SM0402 | R0, R1, R2, R3, R4, R5, R6, R7, R8, R9 |
| 10 | LED | LED | D0, D1, D2, D3, D4, D5, D6, D7, D8, D9 |
| 2 | C | SM1206 | C1, C2 |
| 2 | CONN_1 | Powerpad | P2, P3 |
| 1 | 1k | SM1206 | R10 |
| 1 | ATTINY2313A-S | SO20L | IC0 |
| 1 | CONN_6 | PCBISP | P1 |
| 1 | DUAL_SWITCH_INV | Wackelschalter | SW0 |
| 1 | OPTO_NPN | Fototransistor | Q1 |
| 1 | ST L78L33ACUTR | sot89 | U0 |
| 1 | SW_PUSH | SW_PUSH_SMD | SW1 |
It measures 161 × 32 mm and has 2 copper layers, 1.6 mm thick.
31 parts, built around the ATTINY2313A-SU. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the wirew0rm/wavetext repository on GitHub, at the commit this page was made from: the board is hardware/wavetext.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask wirew0rm before reusing the design.

swharden/AVR-projects
A collection of standalone AVR projects written in C




bga/avr-hid-usb-init-tester
Avr attiny2313 soft usb hid "keyboard" for testing bios usb initialization. Device is blinking if bios assign usb endpoint address and continue sending USB SOF (ie bios in alive).


lyase/hello-bulb
making the simplest usb device using atmel2313 the board design is available in kicad format .code is c, licence GPL V3
