Topic: I2C

The result in the Virtual Terminal screen shows the I2C address 0x27 and 0x4D, respectively. What is the address expressed in the binary format of PCF8574?

• 0010 0100

• 0010 0101

• 0010 0110

• 0010 0111

The result in the Virtual Terminal screen shows the I2C address 0x27 and 0x4D, respectively. What is the address expressed in the binary format of TC74?

• 1001100

• 1001101

• 1001110

• 1001111

How many wires are for the I2C bus? (count includes the power and ground)

• 2

• 4

• 6

• 8

How many devices can be connected using 7 bits addressing?

• 128

• 256

• 512

• 1024

The clock signals SCL pin is generated by

• Slave Device

• Microcontroller

• Salve and Master Device

• Master device