How many address signals are generated by 8051 to access external data memory by instruction MOVX @DPTR, A? ()
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DAC0832 is ()-bit DAC?
A. 4
B. 8
C. 16
D. 32
It is impossible for 8051 to read data from transmitting SBUF. ( )
8051 Timer 0 can be used as the baud-rate generator. ( )
The TI flag is set by serial port hardware at the completion of receiving of a byte. ( )