LCD Module - MCQs with answers1. What does the availability of LCD in 16 x 2 typical value indicate ?
a. 16 lines per character with 2 such lines
b. 16 characters per line with 2 such lines
c. 16 pixels per line with 2 such sets
d. 16 lines per pixel with two such setsView Answer / Hide Answer
2. Which control line/s act/s as an initiator by apprising LCD about the inception of data transmission by the microcontroller?
ANSWER: b. 16 characters per line with 2 such lines
a. Enable (EN)
b. Register Select (RS)
c. Read/Write (RW)
d. All of the aboveView Answer / Hide Answer3. The display operations in LCD are undertaken on EN line with ______
a. 0 to 1 transitions
b. 1 to 0 transitions
c. both a & b
d. none of the aboveView Answer / Hide Answer
4. When can a LCD display the text form of data ?
ANSWER: b. 1 to 0 transitions
a. only when RS line is high
b. only when RW line is high
c. only when RS line is low
d. only when RW line is lowView Answer / Hide Answer
ANSWER: a. only when RS line is high