Take advantage of the weekend and update more
A major selling point of the WCH57x series this time is the 2.4G BLE 4.2
Let's start with that.
There is not much official information available
In additi
As shown in the figure, the test voltage is marked on the figureThe voltage on the left side of 330K becomes lower when it reaches the op amp's non-inverting input, but the voltage at the feedback-reg
If we want to connect the world, one protocol is not enough?
Connecting buildings, factories and power grids? Multi-protocol and multi-band is the only way
Thread, Zigbee, Bluetooth 5.0 and Sub-1 GHz,
Can someone help me, I'm using this board MSP430G2553 (should be this one) (Hot Wheels touchpad) to control the volume of the computer media player. I saw a Hot Wheels review posted by a big guy befor
Last time, when making a screenless version of the multimeter, there was no frequency and duty cycle measurement function when measuring AC signals. This time, ESP32 is used to collect AC signals and