Electronics

Electronics

秋月の BNO055 を ESP32 で使ってみる

BMX055 をこれまで使っていた(使い方解説ページ)のですが、この IMU センサは 2024年8月現在製造中止になっているらしく、BNO055 の使い方を調べました。 モジュールは秋月のサイトから購入しました。 ...
Electronics

ESP32 で bmx055(IMU センサ)を動かす

bmx055(IMU センサ)を ESP32 で使用する際の備忘録をまとめておきます。秋月電子にて bmx055 のモジュールは買えます。arduino で bmx055 を使いたい場合や madgwick filter の使い方を知りた...
Electronics

Order a PCB to PCBWay

In the previous article, I posted an ESP32 remote controller PCB design using KiCad. Here, I summarize the way to order...
Electronics

Remote controller design with ESP32-WROVER-B

I summarized the design of a remote controller with ESP32. My goal is to create the one that controls an omni-wheel rob...
Electronics

Generate 3.3V from 3.7V 1s LiPo battery for ESP32

More than I expected, generating 3.3V from 3.7V seems difficult and there is no standard way. There are a bunch of disc...
Electronics

Utilize a symbol and footprint from SnapMagic on KiCad

By following the procedure described in this article, you can use a symbol and footprint from SnapMagic on KiCad. Ge...
Electronics

Write Arduino code to ESP32-WROVER-B pitch conversion board

I have summarized the functionality of each circuit component of ESP32-DevKitC V4 board in the previous article. This a...
Electronics

Understand the ESP32-DevKitC V4 board schematic

Overview ESP32-DevKitC V4 Getting Started Guide ESP32-DevKitC V4 schematic As a beginner of learning circuit b...
Control

Reading encoder values of GA12-N20 motor and PI velocity control through STM32

Read encoder values We use a GA12-N20 motor whose PPR (pulse per revolution) is $7$ (ref). The velocity of a motor i...
Electronics

H-Bridge motor control with STM32

Using the h-bridge circuit, we rotate a motor in the clockwise and counter-clockwise direction. In the previous article...