User Manual

TriFlash Interface Description
3-6 TriFlash with SD Interface Product Manual (Preliminary), Rev. 1.2 © 2002/2003 SANDISK CORPORATION
SPI Bus
Master
Power
Supply
CS
CS
SPI Bus (CLK, DataIN, DataOut)
TriFlash
Card
SPI
Card
Figure 3-4. SPI Bus System
3.4. Electrical Interface
The following sections provide valuable information on TriFlash’s electrical interface.
3.4.1. Power-up
The power up of the bus is handled locally in each TriFlash and in the bus master.