Electronics
Trying Out XIAO ESP32C3 Part 7 (RTC and Fetching Network Time)New!!
Introduction In this post, I experimented with using an RTC (Real-Time Clock) and a network connection to keep […]
Trying Out Accelerometers Part 2 (MPU6050 & Node-RED MCU)New!!
Introduction In the previous post, I used an ESP32 and the MPU6050 accelerometer with code written in the Ardu […]
Trying Out Accelerometers Part 1 (MPU6050, ESP32, and Dual-Core)New!!
Introduction In this post, I experimented with the MPU6050 accelerometer. This sensor was included in the star […]
Trying Out Distance Sensors Part 1 (VL53L0X)
Introduction In this post, I experimented with the VL53L0X distance sensor. This sensor is also used in "RumiC […]
Trying Out XIAO ESP32C3 Part 4 (WiFi Access Point and Two-Wheeled Robot)
Introduction In this post, I configured the XIAO ESP32C3 as a WiFi access point so that it can be operated dir […]
Trying Out XIAO ESP32C3 Part 3 (OLED Display and Continuous Rotation Servo)
Introduction In this post, I experimented with controlling an OLED display and a continuous rotation servo usi […]
Trying Out XIAO ESP32S3 Part 2 (Creating a Controller and Operating Unreal Engine)
Introduction In this post, I purchased a joystick—the kind used in arcade games—at Kyoritsu Denshi in Osaka an […]
Trying Out XIAO ESP32S3 Sense Part 1 (Camera)
Introduction In this post, I tried out the XIAO ESP32S3 Sense. It is a tiny microcontroller from the XIAO seri […]
Trying Out Lithium Iron Phosphate Batteries Part 2 (Powering a Mini PC with LiTime 12V 12Ah LiFePO4)
Introduction In this post, I tested whether I could power a mini PC using the Lithium Iron Phosphate (LiFePO4) […]
Trying Out Lithium Iron Phosphate Batteries Part 1 (LiTime 12V 12Ah LiFePO4)
Introduction In this post, I purchased a Lithium Iron Phosphate (LiFePO4) battery and created custom connector […]
Controlling Motors Using a Motor Driver Part 2 (DRV8835)
Introduction In this post, I tried using the DRV8835 motor driver. The control method is different from the TB […]
Using Moddable SDK Part 1 (MCP23017, Moddable SDK 5.12.0)
Introduction This time, I tried using the MCP23017 sample included in the Moddable SDK.With the release of Mod […]
Using nRF52840 Part 1 (Seeed Studio XIAO nRF52840 Sense)
Introduction This time, I tried using the Seeed Studio XIAO nRF52840, a compact microcontroller equipped with […]
Expanding Microcontroller Pins with an I/O Expander Part 2 (MCP23017)
Introduction Previously, I used an I/O Expander called MCP23S08, but this time, I tried the MCP23017. The MCP2 […]
Expanding Microcontroller Pins with an I/O Expander Part 1 (MCP23S08-E/P)
Introduction This time, I experimented with an I/O Expander called MCP23S08. An I/O Expander lets you increase […]
Control Stepping Motors with Motor Drivers (DRV8833, TB6612FNG)
Introduction In this article, I controlled a stepping motor with motor drivers. It is a bipolar type of stepp […]
Using XIAO ESP32C3 Part 1 (Battery, Bluetooth)
Introduction The previous article was about my exhibit at Maker Faire Kyoto 2023. This time I will talk about […]
Control Motors with Motor Driver Part 1 (TB6612FNG)
Introduction In this article, I introduce the TB6612FNG, a dual motor driver. I have used it a lot for small […]