WorksheetsQuizizz-EMS Lab-SPI,I2C,ADC
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
SPI uses how many main lines?
a)
1
b)
2
c)
3
d)
4
2.
SPI stands for:
a)
Serial Port Interface
b)
Simple Peripheral Interface
c)
Serial Peripheral Interface
d)
Signal Processing Interface
3.
SPI is:
a)
Parallel communication
b)
Wireless
c)
Serial communication
d)
Optical
4.
I2C uses how many wires?
a)
1
b)
4
c)
3
d)
2
5.
SCL line is used for:
a)
Data
b)
Clock
c)
Power
d)
Ground
6.
I2C is also called:
a)
Two‑wire interface
b)
Three‑wire interface
c)
Four‑wire bus
d)
Single‑wire bus
7.
RTC stands for:
a)
Real-Time Chip
b)
Real-Time Clock
c)
Random Time Counter
d)
Remote Timing Circuit
8.
Which AVR pins are used for I2C?
a)
MOSI, MISO
b)
TXD, RXD
c)
SDA, SCL
d)
ICP1, OC1A
9.
ADC reads input from:
a)
ADC pins
b)
PORTB
c)
UART
d)
SCL
10.
ADC value depends on:
a)
LCD
b)
Reference voltage
c)
EEPROM
d)
Motor speed
100 %
