I²C Interface; I²C Interface Signals; Figure 11. I²C Interface - Intel Quark D2000 Design Manual

4.0 I²C Interface
I²C is a two-wire serial bus for inter-IC communication. One wire is for data, the other
for clock. There is one I²C controller. The controller owns its own two-wire bus.
4.1 I²C Interface Signals
Signals for the I²C interface are illustrated in the table 6 below.
Figure 11. I²C Interface
I²C features:
 One I²C interface

Support for both master and slave operation
 Operational speeds:
 Standard mode (0 to 100Kbps)
 Fast mode (≤ 400Kbps)
 Fast mode plus (≤ 1Mbps)

7-bit or 10-bit addressing
 Support for clock stretching by slave devices
 Multi-master arbitration
 Spike suppression
Intel® Quark™ Microcontroller D2000
Platform Design Guide
20
I²C Interface
November 2016
Document Number: 333580-002EN