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Hiroshi Nakajima

8 Projects10 Followers10 Following
Contact
Bio

I started as a SW Engineer 30 years ago, working on Embedded SW, IoT Systems, and Network Equipment. I started to learn hardware as a hobby.

Joined

July 2023

Skills

Embedded SW, IoT Systems, Network Protocols

Location

Tokyo, Tokyo Prefecture, Japan

Projects
It is easy to set up the power supply for the bread-board with a USB PD. The output voltage is from 3.3V to 20V.
Bread Board Power Alligator
194
The Digitally Controlled Electric Load is an electronic load device that is controlled by the ESP32-S3 microcontroller using PID control.
Digitally Controlled Electric Load
272
The TIME LEAP CAM is a battery-operated autofocus camera for long-term time-lapse photography, and it can be monitored by GPT-4o mini.
Time Leap Cam - Time-Lapse Cam and Monitoring by OpenAI
2.6K
This is the small control box that can wake up the PC using Wake On LAN. You can just push a button, PCs will wake up from the power off.
Wake PC Box - Wake On LAN Packet Transmitting Box
653
When the network is not available, data can easily be exchanged on a shared USB memory with a single touch button.
Share USB Memory with One-touch Switching Between Two Device
241
This tool provides logging function that gets data on voltage, current and power consumption for 0 to 85V DC.
High-resolution Voltage-Current Digital Logger
244
Logging temperature and sending data to InfluxDB server. You can see a temperature graph on the dashboard.
Temperature Data Logger for K-Type Thermocouple
982
This tool provides a convenient and quick change of a SW image of a device that has an SD Card interface from a remote.
SD Image Writing Tool for Raspberry Pi and Remote Control
262
Products6+ Add products
KiCad
2 projects
ESP32
0 projects
Fusion
1 project
Channels18+ Add channels
Infineon
Top 5% Contributor
Microchip
Top 10% Contributor
Espressif
Top 25% Contributor
KiCad
Top 25% Contributor
Texas Instruments
Top 25% Contributor