3.0 SMBus Timing Diagrams

DS101297-10

(a) Serial Bus Write to the internal Command Register followed by a the Data Byte

DS101297-11

(b) Serial Bus Write to the internal Command Register

DS101297-12

(c) Serial Bus Read from a Register with the internal Command Register preset to desired value.

FIGURE 8. Serial Bus Timing Diagrams

www.national.com

14