SI3201-X-FS View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

SI3201-X-FS

PROSLIC® PROGRAMMABLE CMOS SLIC WITH RINGING/BATTERY VOLTAGE GENERATION

Silicon Laboratories 

SDO

CPU CS

SDI

Si3233

CS SDI

SDO

SDITHRU

SDI0

CS SDI

SDO

SDITHRU

SDI1

CS SDI

SDI2

SDO

SDITHRU

CS SDI

SDI3

SDO

SDITHRU

SCLK

Chip Select Byte

Address Byte

Data Byte

SDI0

C7 C6 C5 C4 C3 C2 C1 C0

R/W A6 A5 A4 A3 A2 A1 A0

D7 D6 D5 D4 D3 D2 D1 D0

SDI1

– C7 C6 C5 C4 C3 C2 C1

R/W A6 A5 A4 A3 A2 A1 A0

D7 D6 D5 D4 D3 D2 D1 D0

SDI2

– – C7 C6 C5 C4 C3 C2

R/W A6 A5 A4 A3 A2 A1 A0

D7 D6 D5 D4 D3 D2 D1 D0

SDI3

– – – C7 C6 C5 C4 C3

R/W A6 A5 A4 A3 A2 A1 A0

D7 D6 D5 D4 D3 D2 D1 D0

Note: During chip select byte, SDITHRU = SDI delayed by one SCLK. Each device daisy-chained looks at the

LSB of the chip select byte for its chip select.

Figure 18. SPI Daisy Chain Mode

Preliminary Rev. 0.5

37

Share Link: