An IC datasheet contains at least the following information: product name, short functional description, pin connection diagram, and application circuit.
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The NAND function is equivalent to an AND function with a NOT function at the output. The output is 0 only if both inputs are 1; if one input is 1 and the other is 0, or if both inputs are 0, then the output is 1.
A. 对
B. 错
In a 14-pin 74LS00 chip, each gate uses two pins for input and one pin for its output, and the remaining two contacts supply power ( +5 V ) and connect the ground.
A. 对
B. 错
Like a standard computer, the microcontroller includes a (), RAM, ROM, I/O ports, and timers.
A. monitor
B. keyboard
C. notebook
D. processor
Typical output devices of a microcontroller include (), LEDs, and LCD displays.
A. relays
B. sensors
C. keyboard
D. radiofrequency devices