### ZxSpectrumPiZero
Waveshare RP2040-PiZero Development Board

<img src="./RP2040-PiZero-1.png" width="250px" />

It supports the following:
* USB keyboard
* USB joysticks
* 50/60Hz HDMI video
* HDMI audio
* SPI SD card
* Ringo's low resolution mode

#### Notes
* An OTG adapter is need to connect a USB keyboard to the primary USB
* Power can be provided by the secondary USB C port
* An adapter from Micro HDMI is needed for HDMI
* Audio output over HDMI

#### Firmware
| Display | Firmware |
| - | - |
| 720x576x50Hz | [ZxSpectrumPiZero_720x576x50Hz.uf2](/uf2-rp2040/ZxSpectrumPiZero_720x576x50Hz.uf2) |
| 640x480x60Hz | [ZxSpectrumPiZero_640x480x60Hz](/uf2-rp2040/ZxSpectrumPiZero_640x480x60Hz.uf2) |


### Parts
[RP2040-PiZero](https://www.waveshare.com/rp2040-pizero.htm)

#### References
[RP2040-PiZero](https://www.waveshare.com/rp2040-pizero.htm)<br/>
[Circuit diagram](http://cdn.static.spotpear.com/uploads/picture/learn/raspberry-pi/rpi-pico/rp2040-pizero/RP2040-PiZero.pdf)<br/>
[OTG Adapter]( https://www.amazon.co.uk/OTG/dp/B09CTSHZR7)<br/>

#### Thanks
Thanks to [RattyDave](https://github.com/RattyDAVE) for hist help in getting this board up and running.