In each case click the single most appropriate response. Only the correct response will register in the radio button.

I2C devices communicate through?

wireless
one wire
two wires
three wires
USB

An I2C stop bit is when?

SDA falls while SCL is high
SDA rises while SCL is high
SDA falls while SCL is low
SDA rises while SCL is low
SCL rises while SDA is high

With I2C , during an acknowledge bit, the SDA line is driven by?

the master
the slave
the transmitter
the receiver
the arbiter

1-Wire Net decices communicate through?

wireless
one wire
two wires
three wires
Ethernet

Which has the highest data throughput?

I2C
SPI
1-Wire Net
same for all of the above

Which does not use device IDs?

I2C
SPI
1-Wire Net
CAN
they all do

Uses CRCs?

1-Wire Net and CAN
1-Wire Net and I2C
SPI and1-Wire Net
I2C and SPI
CAN and SPI

Developed by Bosch?

I2C
SPI
1-Wire Net
CAN
Ethernet

Uses bit stuffing?

I2C
SPI
1-Wire Net
CAN
Ethernet

The 1-Wire Net Read ROM command ....

only works if there is one slave on the bus
only works with some 1-Wire Net devices
reads the temperature from the device
reads the time from the device
reads a 32-bit value

Wrong answers so far:

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