[size=4] Before understanding characteristic impedance, let's first understand a physical quantity that is more related to characteristic impedance - resistance. [/size] [size=4] [/size] [size=4] Resi
In ESP32, the function of capacitive touch button is integrated. Although I haven’t seen the document yet, it is not complicated to use. [code]from machine import Pin, TouchPad tp=TouchPad(Pin(27)) tp
Hardware: STEVAL-IDB011V development board
Software: Start two virtual timers, one to read peripherals and one to turn off broadcasting
sensorTimerHandle.callback = SensorUpdateTimeoutCB;ret = HAL_VTI