The usage of external interrupt 0 and 1 and small examples, welcome to download, thank you! [[i] This post was last edited by 764workshop on 2012-1-11 21:47 [/i]]...
I would like to ask you a question about C51 interrupts.
Suppose a C51 system has enabled three interrupts, INT1, INT2, and INT3, and the software-set priorities are the same (the hardware priority is...
When an RS485 interface is connected to multiple devices, how does RS485 distinguish these devices? Appendix: RS232 interface can also connect multiple devices through RS232 hub, so how does it distin...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
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