PIC16F689T-I/SO 查看數據表（PDF） - Microchip Technology

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PIC16F689T-I/SO

20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

Microchip Technology 

PIC16F631/677/685/687/689/690

FIGURE 13-5:

SS

Optional

SCK

(CKP = 0

CKE = 0)

SCK

(CKP = 1

CKE = 0)

Write to

SSPBUF

SDO

SDI

(SMP = 0)

Input

Sample

(SMP = 0)

SSPIF

Interrupt

Flag

SSPSR to

SSPBUF

SPI MODE WAVEFORM (SLAVE MODE WITH CKE = 0)

bit 7

bit 6 bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

bit 7

bit 0

FIGURE 13-6:

SS

Not Optional

SCK

(CKP = 0

CKE = 1)

SCK

(CKP = 1

CKE = 1)

Write to

SSPBUF

SDO

SDI

(SMP = 0)

Input

Sample

(SMP = 0)

SSPIF

Interrupt

Flag

SSPSR to

SSPBUF

SPI MODE WAVEFORM (SLAVE MODE WITH CKE = 1)

bit 7

bit 6 bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

bit 7

bit 0

DS41262E-page 186

© 2008 Microchip Technology Inc.

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