I use Guo Tianxiang's TX-1C development board and use STC-ISP to download via USB to serial port. It was working fine before, but after I downloaded a program for a matrix keyboard, it suddenly stoppe
The school is going to design a device to monitor and alarm the power consumption of office buildings or teaching buildings using ARM7 and GSM modules. There are two main functions to be realized: 1.
I am debugging a serial port driver for Windows CE 5. The first byte of the program is often wrong. The sent 0x41 is received as 0. I don't understand. During debugging, I want to use a byte variable
Abstract: This paper introduces the performance and characteristics of the AT89C2051 single-chip microcomputer, and introduces a low-cost, high-precision, miniaturized, digital display car anti-colli
I am going to apply for a national college student innovation project recently, but I don't have any good ideas yet. The difficulty lies in having innovations, doing things that others have not done b