Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
The original MCU + serial port to network port module had a slow serial port and insufficient transmission rate.
Later it was changed to CH395 but it was expensive and took up a lot of space.
Suddenly...
Although not all of them belong to the United States, they are all within the sphere of influence of the United States.
IAR, keil mdk, stm ide are blocked, what can I do?...
If you use the direct current from the Mean Well power module directly, is there any voltage stabilization circuit? How do you usually deal with it? Add a power filter...
Notable changes to 7.1.0 since 7.0.0Initial port for Raspberry Pi Broadcom-based boards.
Preliminary support for asyncio cooperative multitasking.
bitmaptools: dithering and alphablend are new.
keypad...
Four 3G standards and frequency bands: CDMA2000, WCDMA, TD-SCDMA, WiMAX, 1880MHz-1900MHz and 2010MHz-2025MHz.
The frequencies and bands of 4G are: 1880-1900MHz, 2320-2370MHz, 2575-2635MHz.
5G frequenc...