5 Documentation and Downloads

PiBot V4.7B source files used by this tutorial
The YAML is an I/O test configuration. Do not use it unchanged on a machine with motors, spindle or laser connected.
PiBot V4.7B board, plug-in ESP32 module, OLED and accessories
V4.7B carrier, plug-in classic ESP32 module, OLED and related items.

V4.7B Pinmap

Annotated connector, GPIO and I2SO reference.

Download PNG

Board Photo

V4.7B with the ESP32 module and OLED installed.

Download JPG

Board and Accessories

Carrier, plug-in module, OLED and supplied cables.

Download JPG

Schematic

Electrical schematic dated 2026-08-05.

Download PDF

FluidNC Test YAML

XYYZA bench-test profile used by sections 2 and 3.

Download YAML

Keep an untouched diagnostic copy. Build a separate machine YAML containing only the axes, inputs, spindle/laser and accessories your machine actually uses.