Blue Bridge Cup Embedded-Twelfth-Provincial Simulated Test Questions
table of Contents
1. Analysis of competition questions
The system block diagram of this competition question is as follows, mainly inspecting LCD, LED, ADC, key input, USART, timer and other modules. This time the question only uses the serial port to receive, so the initialization of the serial port sending part can be removed.
Second, the problem summary
When using sprintf, never exceed the length of the string. Must remember...