CP2400 Ver la hoja de datos (PDF) - Silicon Laboratories

Número de pieza

componentes Descripción

Fabricante

CP2400

128/64 SEGMENT LCD DRIVER

Silicon Laboratories 

CP2400/1/2/3

Table 14.1. SPI Slave Timing Parameters

Parameter

Description

Min

TSE

NSS Falling to First SCK Edge

TSD

Last SCK Edge to NSS Rising

2 x TSYSCLK

2 x TSYSCLK

TSEZ

NSS Falling to MISO Valid

—

TSDZ

NSS Rising to MISO High-Z

—

TCKH

TCKL

SCK High Time

SCK Low Time

5 x TSYSCLK

5 x TSYSCLK

TSIS

TSIH

TSOH

TSLH

MOSI Valid to SCK Sample Edge

SCK Sample Edge to MOSI Change

SCK Shift Edge to MISO Change

Last SCK Edge to MISO Change

(CKPHA = 1 ONLY)

2 x TSYSCLK

2 x TSYSCLK

—

6 x TSYSCLK

Note: TSYSCLK is equal to one period of the device system clock (SYSCLK).

Max

Units

—

ns

—

ns

4 x TSYSCLK ns

4 x TSYSCLK ns

—

ns

—

ns

—

ns

—

ns

4 x TSYSCLK ns

8 x TSYSCLK ns

NSS

T

T

T

SE

CKL

SD

SCK*

T

CKH

T

SIS

T

SIH

MOSI

MISO

T

SEZ

T

SOH

T

SDZ

Figure 14.3. SPI Slave Timing

Rev. 1.0

103

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