In the eyes of many people, it may be an extremely honorable thing to work for Apple, because the products you create are used and worshipped by millions of people, and you stand at the forefront of t
This is a reference circuit of 400V to 12V based on UCC28610 from Texas Instruments. I don't understand the circuit on the upper right (T2 transformer). Can anyone tell me what this circuit is for? Th
I want to read and write a GPIO pin on a PCI bridge chip. 1) Do I need to access the registers via 0x0cf8, 0x0cfc to control the GPIO pin? 2) How do I write an interrupt service routine (ISR)? Can you
This content is originally created by EEWORLD forum user lxdiyi . If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source.1. Introduction
I have read a lot of information about input and output impedance matching, but I still don’t know how to calculate input and output impedance?The above two picturesIf it is in an input/output situati
volatile S3C2440A_IOPORT_REG *p2440a_ioport_reg = NULL; /*Virtual address pointer corresponding to IO register*/ Volatile reminds the compiler that the variable defined later may change at any time, s