I saw some students said that they encountered ST-link compiled OK but the program could not be downloaded to STM. Students, please check the settings of Options in st-link. Generally, the problem lie...
There is a serial port pin definition as follows type RS-232-C 9 pin Sub (female) pins 1 Housing 2 TXD 3 RXD 5 GND What does the housing on pin 1 mean? How to connect it? Please advise...
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As the title says, for the graduation project, the teacher asked me to use 18f452 to develop a car GPS navigation, which needs positioning, route calculation, etc. I feel that this microcontroller can...