
Echo state module v1
etrautmann/echo-state-module
Eurorack module (KiCad 10.0) — Daisy Seed + dual AD5734R DACs + PCA9685, with vendored libraries and a fully sourced BOM

Kicanvas example is an open-source printed circuit board by Unimakers, from the Unimakers/wiki repository on GitHub. It is a 2-layer board of 60 × 52 mm with 54 parts on 25 nets, routed with 164 tracks and 10 vias.
It is built around the R-78E5.0-1.0 and PCA9685PW. Its parts include 11 connectors, 3 diodes, 2 capacitors, 2 ICs and 1 resistor. It belongs with the ESP32 and RISC-V boards of this library.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 9 | LOGO | LOGO | G***, G***, G***, G***, G***, G***, G***, G***, G*** |
| 6 | Conn_01x03 | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical | J1, J2, J3, J4, J5, J6 |
| 2 | C_Small | Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm | C3, C4 |
| 2 | G*** | kibuzzard-66E45B15 | kibuzzard-66E45B15, kibuzzard-66E45B15 |
| 1 | Buzzer | Buzzer_Beeper:Buzzer_12x9.5RM7.6 | BZ1 |
| 1 | Conn_01x02 | Connector_Molex:Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J10 |
| 1 | Conn_01x04 | Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical | J7 |
| 1 | D_Schottky | Diode_THT:D_A-405_P7.62mm_Horizontal | D4 |
| 1 | D_Small | Diode_THT:D_A-405_P7.62mm_Horizontal | D2 |
| 1 | G*** | kibuzzard-66E45BE1 | kibuzzard-66E45BE1 |
| 1 | G*** | kibuzzard-66E45A06 | kibuzzard-66E45A06 |
| 1 | G*** | kibuzzard-66E45BF0 | kibuzzard-66E45BF0 |
| 1 | G*** | kibuzzard-66E45B85 | kibuzzard-66E45B85 |
| 1 | G*** | kibuzzard-6707CFA2 | kibuzzard-6707CFA2 |
| 1 | G*** | kibuzzard-66E45AAF | kibuzzard-66E45AAF |
| 1 | G*** | kibuzzard-66E45C9B | kibuzzard-66E45C9B |
| 1 | G*** | kibuzzard-66E45B8A | kibuzzard-66E45B8A |
| 1 | G*** | kibuzzard-66E460BA | kibuzzard-66E460BA |
| 1 | G*** | kibuzzard-6707C6B3 | kibuzzard-6707C6B3 |
| 1 | G*** | kibuzzard-66E45B34 | kibuzzard-66E45B34 |
| 1 | G*** | kibuzzard-66E45BAB | kibuzzard-66E45BAB |
| 1 | G*** | kibuzzard-66E45A30 | kibuzzard-66E45A30 |
| 1 | G*** | kibuzzard-66E45B51 | kibuzzard-66E45B51 |
| 1 | G*** | kibuzzard-66E460A4 | kibuzzard-66E460A4 |
| 1 | G*** | kibuzzard-66E45C62 | kibuzzard-66E45C62 |
| 1 | G*** | kibuzzard-66E45B4D | kibuzzard-66E45B4D |
| 1 | G*** | kibuzzard-66E45B47 | kibuzzard-66E45B47 |
| 1 | G*** | kibuzzard-66E46157 | kibuzzard-66E46157 |
| 1 | G*** | kibuzzard-6707CF99 | kibuzzard-6707CF99 |
| 1 | G*** | kibuzzard-66E45BBF | kibuzzard-66E45BBF |
| 1 | G*** | kibuzzard-66E460D9 | kibuzzard-66E460D9 |
| 1 | LED_Small | LED_THT:LED_D5.0mm | D1 |
| 1 | MOUDLE-SEEEDUINO-XIAO-ESP32C3 | xiao ESP32C3_PCB:MOUDLE14P-SMD-2.54-21X17.8MM | U1 |
| 1 | MPU6050 | Connector_PinSocket_2.54mm:PinSocket_1x08_P2.54mm_Vertical | J13 |
| 1 | OLED 0,91" - I2C (SKU21796) | Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical | J12 |
| 1 | PCA9685 | Connector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_Vertical | J8 |
| 1 | R-78E5.0-1.0 | Converter_DCDC:Converter_DCDC_RECOM_R-78E-0.5_THT | U2 |
| 1 | R_Small | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 1 | SW_SPDT | 100SP1T1B4M2QE:SW_100SP1T1B4M2QE | SW1 |
It measures 60 × 52 mm and has 2 copper layers, 1.6 mm thick.
54 parts, built around the R-78E5.0-1.0 and PCA9685PW. 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 Unimakers/wiki repository on GitHub, at the commit this page was made from: the board is _docs/tutorial/tutorial_01/kicanvas-example.kicad_pcb and its schematic _docs/tutorial/tutorial_01/kicanvas-example.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask Unimakers before reusing the design.

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