DSP56852 Просмотр технического описания (PDF) - Freescale Semiconductor

Номер в каталоге

Компоненты Описание

производитель

DSP56852

16-bit Digital Signal Controllers

Freescale Semiconductor 

SS

(Input)

SCLK (CPOL = 0)

(Output)

SCLK (CPOL = 1)

(Output)

MISO

(Input)

MOSI

(Output)

SS is held High on master

tC

tR

tCL

tCH

tF

tCL

tDH

tDS

tCH

MSB in

tDI

tCH

Bits 14–1

tDV

tF

tR

LSB in

tDI(ref)

Master MSB out

tF

Bits 14–1

Master LSB out

tR

Figure 4-17 SPI Master Timing (CPHA = 0)

SS

(Input)

SCLK (CPOL = 0)

(Output)

SCLK (CPOL = 1)

(Output)

MISO

(Input)

tDV(ref)

SS is held High on master

tC

tF

tCL

tCH

tCL

tCH

MSB in

tDI

tR

Bits 14–1

tDV

tR

tF

tDS

tDH

LSB in

MOSI

(Output)

Master MSB out

tF

Bits 14– 1

Master LSB out

tR

Figure 4-18 SPI Master Timing (CPHA = 1)

56852 Technical Data, Rev. 8

30

Freescale Semiconductor

Share Link: