What happens if the installation directory of keil5 is different from the installation directory of pack? What happens if the installation directory of keil5 is different from the installation directo
1. BGA (ball grid array) is a spherical contact array, one of the surface mount packages. Spherical bumps are made on the back of the printed circuit board in an array to replace the pins. The LSI chi
One I/O port controls two LEDs in four states: both LEDs are on at the same time, both LEDs are off, one is on and the other is off, and they are flashing!
The 1.5G business-class virtual host is being snapped up all over the city.In the IT industry, new product updates have always been at the speed of Shenzhou 6. The principle of its new product birth i