I2C or TWI Protocol - MCQs with answers
I2C or TWI Protocol - MCQs with answers1. What does an IC that initiate or enable the data transfer on bus can be regarded as, in accordance to the I2c protocol specifications?
a. Bus Master
b. Bus Slaves
c. Bus Drivers
d. Bus Data CarriersView Answer / Hide Answer2. What is the directional nature of two active wires SDA & SCL usually adopted in I2C Bus for carrying the information between the devices ?
d. None of the aboveView Answer / Hide Answer
3. Which potential mode of operation indicate the frequent sending of byte to the slave corresponding to the reception of an acknowledge signal when it becomes desirable for the master to write to the slave during data transmission in I2C bus?
ANSWER: b. Bi-directional
a. Master in master-transmit mode & Slave in slave-receive mode
b. Slave in slave-transmit mode & Master in master-receive mode
c. Master in master-transmit mode as well as master-receive mode
d. Slave in slave-transmit mode as well as slave-receive modeView Answer / Hide Answer
ANSWER: a. Master in master-transmit mode & Slave in slave-receive mode