1. LCD bare metal driver
The LCD screen used by the Bear Pi development board is a 1.3-inch TFT color screen with a color depth of 16 bits and a resolution of 240*240. It uses the SPI interface to com
When the RS485 bus is idle, the oscilloscope measures a differential voltage of ±3.7V between the AB lines, with a periodic waveform of 50 Hz. This does not affect the normal communication of the devi
This is a high-power PW device in the L bandAs shown in the pictureThe design requirements of the filter are also high powerThe picture belowScrewThere are traces of burns in the picture