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51 microcontroller serial port interrupt, can not use interrupt?

Time:11-21

If you don't use the interrupt, inquires directly receiving and sending it?

CodePudding user response:

What type of sending and receiving? Some do not use the interrupt is no good, some is ok,

CodePudding user response:

reference 1/f, the wise know already should good karma response:
what type of sending and receiving? Some do not use the interrupt is no good, some is ok,

Temperature measurement value is sent to the motor adjustable PWM

CodePudding user response:

Without interruption, direct reset flag bits set a cache array

CodePudding user response:

See the rate, the feeling will be too late to receive, send is no problem

CodePudding user response:

Without interruption, direct query TI, RI, then reading and writing SBUF registers
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