HardLabs

Unijoysticle 2+

ricardoquesada·unijoysticle2·board/unijoysticle2plus/unijoysticle2plus.kicad_pcb

Unijoysticle 2+ PCB layout, top view — open source ESP32 board by ricardoquesada

About the Unijoysticle 2+ PCB

Unijoysticle 2+ is an open source ESP32 PCB design by ricardoquesada, published on GitHub under the SHL-2.1 license. It is a 4-layer board measuring 62 × 49 mm, with 40 components from 22 distinct parts.

Its main chip is the ESP32-WROOM-32E, from the ESP32 family. Other key parts include the 74HC05, AMS1117-3.3 and CH340C. By type, the board carries 13 capacitors, 8 resistors, 6 ICs, 5 diodes, 3 connectors and 3 switches.

It belongs with the retro computing and iot & wireless designs in this gallery.

From the project

Bluetooth gamepad support for the Commodore 64 / Atari / Amiga, etc.

Unijoysticle 2+ is device that lets you use modern gamepads and Mice in retro computers like the Commodore 64.

Unijoysticle 2 is open source / open hardware. See [license][license] for details.

[uni2plusphoto]: https://lh3.googleusercontent.com/pw/AM-JKLVeTZLBOCy4GmrG5N-WiRIcqoxLdsVXSN-77reS92gn7xxmZy-JuEXeXgwSSPaUBYa2qaaw5RvZbzlkHdjDxal2pWkKIm9RnzD6qeqVu7j3sRJOkm35EO5JCXFp_EpLvCTHGNEX6ZOtMyOGrzqLQw=-no

Main components on the Unijoysticle 2+

74HC05ESP32-WROOM-32EAMS1117-3.3CH340C

Unijoysticle 2+ bill of materials (BOM)

40 components, 22 distinct parts.

QtyPartRefs
3
74HC05
U1, U2, U3
1
ESP32-WROOM-32E
U4
1
AMS1117-3.3
U5
1
CH340C
U6
2
S8050
Q1, Q2
2
DB9_Female
J1, J2
1
USB_B_Micro
J3
1
RESET
SW1
1
JOY SWAP
SW2
1
BOOT
SW3
1
BLUE
D1
1
GREEN
D2
1
RED
D3
2
1N5819
D4, D5
7
.1uF
C1, C2, C3, C5, C11, C12, C13
1
10uF
C4
3
22uF
C6, C8, C9
1
1000uF
C7
1
1uF
C10
3
10k
R1, R7, R8
Show 2 more
QtyPartRefs
3
1.5k
R2, R3, R4
2
1k
R5, R6

Unijoysticle 2+ design files

The KiCad project lives in the ricardoquesada/unijoysticle2 repository on GitHub; these links point at the commit this page was built from.

Unijoysticle 2+: common questions

What microcontroller does the Unijoysticle 2+ use?

The Unijoysticle 2+ is built around the ESP32-WROOM-32E, from the ESP32 family.

How big is the Unijoysticle 2+ PCB?

The Unijoysticle 2+ measures 62 × 49 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Unijoysticle 2+?

40 components, from 22 distinct parts. The full bill of materials is listed on this page.

Where can I download the Unijoysticle 2+ design files?

From the ricardoquesada/unijoysticle2 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Unijoysticle 2+ design in my own project?

It is published under SHL-2.1, which limits how it may be reused; read the license before building on it.

Can I test firmware for the Unijoysticle 2+ without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.

More boards in unijoysticle2

Similar boards