In the STM32 reference manual, when describing the performance of GPIO configured as output, there is a sentence: "A read access to the Output Data register gets the last written value in Push-Pull mo
### **1 Problem Background** A customer of v853 needs to use the ssh service to transfer files or log in to the system. ### **2 Problem Description** A customer of v853 needs to use the ssh service to
Analysis of the advantages and disadvantages of zero IFLater, with the development, direct frequency conversion appeared. Now, many domestic and international companies use direct single frequency con
I have a few questions about wireless communication programming. Let me first talk about the situation. The embedded development board has a winCE system and a SIM card. I want to surf the Internet wi
The same circuit cannot oscillate in Ti. I tried several other oscillation circuits, but they still cannot oscillate. What's going on? Can someone give me some advice? Thanks in advance! ! ! ! ! ! ! !