I have come across a very difficult problem. The resistance of some vias is too large after the immersion gold treatment. I don't know if it is because the board manufacturer did not immerse gold but
With the rapid development of modern science and technology, the continuous improvement and updating of power devices, and the increasingly perfect development of PWM technology, the switching power s
After updating RTT 0.4.0, I found that the SD card cannot be initialized. I checked the sd_card.c file and found that it was a problem with the definition of the SD card select pin. The TI LM3S8962 SD
I'm a newbie, sorry for the laughs! .extern main .text .global _start _start: @********************************************************************************** @ Interrupt vector. In this program, e
Look at the resume of the talented person. My last name is Gao. My first name is Wenwu. My ancestral home is in Henan, northern Zhengzhou. I am a member of the Young Pioneers. I am a male of the Han n
[hide] 1. Lifespan of 100,000 hours Technical data provided by LED material manufacturers indicate that the lifespan of LED luminous bodies is 100,000 hours under ideal conditions. Ideal conditions