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Closed Source is Antithetical to Bitcoin
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# The bitaxeUltra
bitaxe is a fully open source hardware Bitcoin ASIC miner. Ultra is the 3rd major revision of the bitaxe that now includes the BM1366 ASIC from the S19XP
![bitaxeUltra assembled](doc/built.png)
# The NerdAxeUltra
TNerdAxeUltra is a fork from bitaxe Ultra controlled by the common board used on Nerdminer project called TTGO-TDisplay.
It has the same power as bitaxeUltra with fullcolor display graphics.
This bitaxe revision includes the BM1366 ASIC from the S19XP
![NerdAxeUltra design](doc/NerdAxe.png)
## Goals
- **Standalone**: can mine directly to your pool over WiFi. No External computer needed.
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- **Open Source**: All design files are provided.
## Features
- **ESP32-S3-WROOM-1** wifi microcontroller on board
- **TTGO-TDisplay** wifi microcontroller display board
- **TI TPS40305** buck regulator steps down the 5V input to power the BM1366
- **Maxim DS4432U+** current DAC digitally adjusts the BM1366 core voltage from 0.04V to 2.4V
- **TI INA260** power meter measures the input voltage and current of the miner