Lecture 18 Flashcards
Serial communication 2
1
Q
What are the two communication lines for a I2C, connected across multiple devices?
A
Serial Clock (SCL) Serial Data (SDA)
2
Q
Open-drain configuration
A
Signal can be pulled low by a microcontroller on the bus, but not driven high.
3
Q
Pull-up resistor
A
If no device is pulling the line to ground, this will ensure it is at a local high condition.
