blog – Holly Electronics

sep.1.2021 Circuit design of OT-01

2021年9月1日 hiiragi 0 Comments

In the previous blog, I even designed a block diagram of an ultrasonic musical instrument.I will start circuit

2021年8月29日 hiiragi 0 Comments

This is a new project. Previously, Mystery I disassembled the wooden box . In the previous blog, I disassemble

2021年8月27日 hiiragi 0 Comments

We are planning a new project from this time.Disassemble a commercial product and learn the technology hidden

2021年8月22日 hiiragi 0 Comments

This time, I disassembled the wii remote controller.Wii was very popular at one time, but do you all remember

2021年8月20日 hiiragi 0 Comments

The day before yesterday, I went to Hard Off in my neighborhood and bought an unfamiliar box and a wii remote

2021年8月18日 hiiragi 0 Comments

This time, I will talk about Arduino’s Void function. Arduino functions make it easy to divide a program

2021年8月15日 hiiragi 0 Comments

This is a continuation of the last time.This time, we will use the sample sketch of YMF-825 to make various so

2021年8月13日 hiiragi 0 Comments

When making an ultrasonic musical instrument, I came to think that it would be better if various sounds could

2021年8月11日 hiiragi 0 Comments

I wrote a bootloader for ATmega328 in my previous blog.This time, as a continuation of this, I will write a pr

2021年8月8日 hiiragi 0 Comments

This time, I investigated the command of the ultrasonic sensor SRF-02.First , there are two modes of communica