#include#includemain() {unsigned char i=0x55; SCON=0x10; TI=1; //Send using mode 0 printf("i=0x%x",i); while(1); } The output should be 0x55, but the output in keil is 0x5500, with two extra 00s. I do...
Long-term recruitment of PCB copy engineers
Requirements: 1. Have more than 1 year of experience in copying boards; 2. Have a technical secondary school degree or above, be familiar with electronic co...
Many netizens communicated with me and mentioned that the puzzle diagram in protel99se in my last blog post was too simple. In response to everyone’s request, I revised the operation diagram.
First op...
There are three places with red lines. Why does the first one need to add a square root? I don't think it should be added. Does the second translation of negative rail refer to negative voltage? Is th...
I have made an image and downloaded it to the target board. Why does the soft keyboard pop up automatically once the focus is on the input box, and it keeps showing input 3? Has anyone encountered thi...
The CPU is PXA270. In my BSP, only the IRQ_SSP flag is defined. I don't see any initialization and enable functions related to IRQ_SSP in the OEMInterruptHandler. If I want to use the IRQ_SSP interrup...
1. Project Overview
1.1 Introduction
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