RC531 chips don't know what configuration is wrong or other effects, use after a period of time-CodePudding

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RC531 chips don't know what configuration is wrong or other effects, use after a period of time

Time：09-20

A recent project using the RC531 read card function, read the M1 card and CPU card, still working at the beginning, but after a period of time can't find the card, and ask the reason why will appear this kind of circumstance,=how to check and modify

CodePudding user response:

Should be a software problem, or after a period of time, the program run fly (plus watchdog)

CodePudding user response:

W3_B0_V2. 21 _a01_0828

CodePudding user response:

????? What do you mean

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