Flash AxeMiner to Your ESP32
Hardware-accelerated Bitcoin solo miner. No software to install —
plug in your ESP32 via USB and flash directly from this page.
Install AxeMiner Firmware
Connect your ESP32 via USB, click the button below, and select the serial port.
The firmware will be flashed automatically. Takes about 30 seconds.
Please use Google Chrome or Microsoft Edge on desktop.
After Flashing: Configure WiFi & Wallet
Default pool: solo.ckpool.org:3333 (solo mining)
How To Flash
Connect ESP32 via USB
Plug your ESP32 board into your computer with a USB data cable (not charge-only). Make sure no serial monitor is open.
Click "Flash AxeMiner to ESP32"
Click the orange button above. Your browser will ask you to select a serial port — pick the one that appeared when you plugged in the ESP32.
Wait for Flashing to Complete
The progress bar shows the flashing status. Takes about 30 seconds. Do NOT disconnect the USB cable during this process.
Configure & Start Mining
After flashing, the ESP32 reboots automatically. Connect the ILI9341 display, configure WiFi + wallet, and watch your hashrate climb to 1000+ KH/s on the LCD.
ILI9341 Display Wiring
| ESP32 Pin | Display Pin | Function |
|---|---|---|
GPIO 23 | MOSI / SDA | SPI Data Out |
GPIO 18 | SCK / CLK | SPI Clock |
GPIO 19 | MISO / SDO | SPI Data In |
GPIO 5 | CS | Chip Select |
GPIO 2 | DC / RS | Data / Command |
GPIO 4 | RST | Reset |
GPIO 15 | LED | Backlight |
3.3V | VCC | Power |
GND | GND | Ground |