When using atof in IAR EWARM 5.20, there is no problem in compiling and linking, but it returns an error result when running. Why is this? ? ?In addition, I am using the STM32F103ZC (cortex-m3 core) c...
I have been using the infrared all-in-one machine for more than a year. Recently, I visited customers and they felt that there were too many problems. 1. It is not clear at night. 2. It is easy to fog...
[font=宋体][color=rgb(12,12,12)][backcolor=rgb(255, 255, 255)][size=24px][size=2]Disclaimer: This article is excerpted from the Chinese translation of the world-class book "The Definitive Guide to Opera...
Read_usb1(0,rcv_data,&Length); //Receive data from USB and put it into rcv_data. The data here is normal for(i=0;iRichedit_data-Text=ascr; Why does the value in rcv_data have some extra characters ine...
I use 149, crystal oscillator 8M, and timer interrupt. In the main program, I clear R6 first, enter the interrupt, add 1 to R6, and then process other things. I jump out of the interrupt and return to...