题目内容
To show upper case English letter 'H' on a common cathode 7-segment display, the segment code should be set with ______ H in hex form.
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Memory address ______ H in the interrupt vector table is assigned to Timer 0, and the memory address ______ H is assigned to external interrupt 1.
If Timer 0 of 8051 counts in mode 2, after executing the instruction “MOV TL0, #00H”, it will generate the overflow after counting ______ numbers.
The number of 8051 Timers is ______ . When Timer 1 is configured in mode ______ , it stops working.
The number of operation modes of 8051 UART is ______ . When 8051 UART is set with mode 2, it is a ______ -bit UART with fixed baud rate.
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