EM78P451SWM datasheet(23/54 Pages) EMC

Nome de Peças	EM78P451SWM

Descrição Electrónicos	8-Bit Microcontroller with OTP ROM

PDF	54 Pages

Scroll/Zoom	100%

Fabricante Electrônico	EMC [ELAN Microelectronics Corp]

Página de início	http://www.emc.com.tw

Logo

23 / 54 page

EM78P451S

8-Bit Microcontroller with OTP ROM

Product Specification (V1.0) 06.01.2004

• 19

(This specification is subject to change without further notice)

4.5.2 SPI Function Description

R ead

W rite

SP IR

re g

SPIS

re g

sh ift righ t

bit 0

bit 7

P res ca le r

4, 8, 16 , 3 2 , 64

SPIW

re g

P 92/S D I

P 93/S D O

P 9 5 / /S S

P 94/S C K

/ SS

Ed g e

Se le c t

Edg e

Sele ct

SPIC bit6

Ts c o

TM R 1 /2

S B R2 ~ S BR0

C lo ck S e lect

No is e

Filter

SPIC re g

S BR0 ~ S BR 2

RBF

RBF I

B u ffe r F u ll D e te c to r

S e t to 1

Fig. 11 SPI Block Diagram

2 1 0

SPIC

7~0

SPIWB

SPI Shift Buffer

DATA BUS

FOSC

1 0

T1CON

6 4

SPIC

1 0

SPIS

SPIC

SPI

INTC

7~0

SPIRB

SDO

SDI

Shift Clock

Fig. 12 The Function Block Diagram of SPI Transmission

The following describes the function of each block and explains how to carry out the

SPI communication with the signals depicted in Fig.11 and Fig.12:

EM78P451SWM Folha de dados(PDF) 23 Page - ELAN Microelectronics Corp

EM78P451SWM Folha de dados(HTML) 23 Page - ELAN Microelectronics Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54

Folha de dados Download

Ligação URL