The I2C bus is a very common bus in electronic products. Its advantage is that it only needs two lines to connect many ICs in parallel for control. However, due to the multi-device and open drain arch
[p=30, 2, left]The Cortex-M core has been used in MCU for many years. Previously, it was mainly M0, M0+, M3, M4 and M7. I thought there was nothing new about the development of M7. Suddenly, I found t
Hello everyone. I am renovating my house and am considering how to control the lights. The traditional way is to pull down the switch, but this requires opening a wire trough on the wall. Besides, wha