Extension Kit Getting Started Guide

Set up with your favorite AI

Gemini & other AI

Copy the setup prompt into your AI. Work through each step together, from checking your kit to getting it running.

Copy the prompt, then paste it into Gemini’s message box.

View prompt

Guide Leafony setup in English, one step at a time. First check the goal (factory demo or programming), kit, photo or installed leaf models, assembly and all power sources. Then ask only for needed reprogramming history, OS and tools. Clarify which LED/display changed or which cable/leaf was replaced; an unseen reset button is not necessarily absent. Give one action with its expected result and wait. Basic Kit 2 ships with AVR: use the Basic Kit guide for its unchanged demo. Before flashing, explain overwriting and confirm intent. Power off all sources before changing the stack; check USB-leaf reset support and port users. Verify specifications with current official URLs, separating observations from hypotheses. Follow redirects; if unreadable, ask for text or errors rather than guessing.

Page: Extension Kit Getting Started Guide

URL: https://docs.leafony.com/en/getting-started/extension/

Getting started: https://docs.leafony.com/en/getting-started/

Basic Kit demo: https://docs.leafony.com/en/getting-started/basic/

Environment setup: https://docs.leafony.com/en/environment/

Description / headings (excerpt): Start using LCD, motion sensor, and MEMS microphone leaves with a compatible MCU leaf / Leaves included in the kit / Start by displaying text on the LCD / What to prepare / How to write a program

The Extension Kit adds functions such as an LCD, a motion sensor, and a MEMS microphone. It does not include an MCU leaf. Combine it with an MCU leaf from the Basic Kit / Kit 2 or ESP32 Wi-Fi Kit, and upload the program to that MCU.

You can also start with individual leaves you already own if they match the sample's configuration.

Leaves included in the kit

9 types of leaves. Select a photo or name for specifications and pin assignments.

AI02 SP&PIR

Plays sound through a speaker and detects approaching people with a PIR sensor.

Qty: 1 Discontinued

AI03 MIC&VR&LED

Reads ambient sound and the knob position, and lights LEDs.

Qty: 1 Discontinued

AI04 LCD

Displays text and accepts input from switches.

Qty: 1 Discontinued

AV03 AA BAT

Supplies power from AA batteries.

Qty: 1 Discontinued

AX01 Shield

Connects to Arduino Shields and SWD or ICSP connectors.

Qty: 1

View in shop

AX03 Leaf x2

Connects leaves side by side.

Qty: 1 Discontinued

AX04 Spacer

Adds space between stacked leaves.

Qty: 1

View in shop

AX05 I Meas.

Helps measure the current flowing through leaves.

Qty: 1 Discontinued

AX06 Grove&5V

Connects Grove modules that operate at 5 V.

Qty: 1 Discontinued

Accessories and other included items

Caution note× 1

Start by displaying text on the LCD

If you use AZ01 (the earlier USB leaf), follow the AVR LCD sample. If you use an ESP32 MCU, follow the ESP32 LCD sample.

What to prepare

Extension Kit, or the individual leaves for the functions you want to use
Basic Kit / Kit 2, ESP32 Wi-Fi Kit, or compatible MCU, USB, and power leaves (check the sample's required configuration)
A computer (Windows, macOS, or Linux) and a USB cable that supports data transfer

How to write a program

If you haven't prepared the PC environment yet, please refer to Basic Kit Development Environment Settings Manual or ESP32 Wi-Fi Kit Development Environment Settings Manual to prepare.