What are the pins of RS422 used for? What is the difference between R+ and R-? If two RS422s are connected, how should the pins be connected? Should R+ be connected to T+ and R- to R+? Is RS232 full-d...
Hardware: bank6 connects to 2 64M SDRAMs, BA0 connects to A25, BA1 connects to 26 Bootloader: provided by ok2440 After soldering the device today, I used AXD to debug in ADSb ResetHandler ResetHandler...
I want to develop video software under wince system. Currently I have completed porting ffmpeg. I found that there are codes related to idct for armv4, armv5, and armv6 in ffmpeg. The armv4 and armv5 ...
Dear experts, I am learning PLC by myself recently and I feel overwhelmed (>﹏<). There is a question that I really don't understand. Please give me some guidance. Thanks in advance^_^. Question: How d...
Please help me find out what is wrong with my NRF2401 program. It has been unsuccessful in accepting #include
#include
#define uchar unsigned char #define uint unsigned int /* Macro definitions for so...