Microstrip patch antenna is used in mobile phones due to its simple appearance, low cost, small size, light weight, etc. This antenna does not require any additional size and can be etched on the same
I ordered TI's star product - LAUNCHXL-CC2640R2 development board. Finally received the goods. Let's take a look at it after unpacking.Unpacking a box and an order information:Continue to open, there
This work mainly adopts TB67S109A motor driver. TB67S109A is a two-phase bipolar stepper motor driver equipped with PWM chopper and built-in clock decoder. The features are as follows:1. A bipolar ste
The microcontroller is 5V, but many indicator lights are 24V. Most indicator lights have a current of 10~100MA, and there are usually more than 10 of them. I often use optocouplers + transistors to sw