LS7366-S 查看數據表（PDF） - LSI Corporation

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LS7366-S

32-BIT QUADRATURE COUNTER WITH SERIAL INTERFACE

LSI Corporation  

SCK 5

V+

RXD/MOSI 7

SS/ 4

A 12

B 11

INDEX 10

fCKi 2

fCK0 1

V+

CNT_EN 13

VDD 14

Vss 3

(V+)

(V-)

CLOCK

CONTROL

÷2

MUX

(8)

I0 DATA

CONTROL

SPI_XMIT/

I0 SHIFT

REG (8)

(8)

DTR

(32)

BUFFER

EN_DTR

POR

6 TXD/MIS0

FILTER

MODE

CONTROL

MDR0<7>

WR

FLAG

MASK

RD

FLAGS

CNTR

(32)

OTR

(32)

MDR0

(8)

EN_CNTR

LOAD

CMPR

EN_OTR

LOAD

EN_MDR0

BUFFER

9 DFLAG/

FLAG

LOGIC

8 LFLAG/

FLAGS

MDR1

(8)

STR

(8)

IR

LOAD CLR RDWR

EN_MDR1

POR

EN_STR

CLR

EN_DTR

EN_CNTR

EN_OTR

(5)

EN_MDR0

EN_MDR1

EN_STR

POR

POR GEN

FIGURE 11. LS7366 BLOCK DIAGRAM

7366-112204-10

PD2

PD3

PD4

PD5

MC68HC11

IRQ

MISO

MOSI

SCK

SS/

+V

3K

MISO

MOSI

SCK

SS/

fCKI

LS7366

1M

fCKO

LFLAG/

FIGURE 12. LS7366 TO MC68H11 SPI PORT INTERFACE

15pF

40MHz

15pF

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