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To latch in information at the data pins of the LCD, we send
What is the function of the 0x06 command?
What is the address of the second column and the second row of the 2*20 LCD?
Which of the following commands takes more than 100 microseconds to run?
For selecting the data pins in a LCD, RS pin should be
In reading the columns of a keyboard matrix, when no key is pressed then all the pins show
To see if any key is pressed, all rows are grounded
Identify the row and the column for the following case when for the row D3-D0= 1110 and for the column D3-D0= 1101
What are the actual steps that are followed in identifying any key that is being pressed?
To identify that the key is present in which row and the column
The key detection and the key identification are two different procedures?
What is described by the following command?
If the pins of the keyboard are used as an interrupt, then these pins will cause interrupt of what type?
What will happen if two keys of the keyboard are pressed at a time?
Why initially all keys are considered open before detecting the key pressed?
Which of the following is correct about the word resolution in ADC DAC converters in AVR’s?
In an ADC, we can calculate the output voltage from the formula
ADC0848 is a ____________ bit converter?
Which of the following factors can affect the step size calculation?
Which of the following is correct about the word sensors?
total questions: 357

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