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  

DOWN

t6 t7

UP

t8s

DOWN

t8H

FIGURE 5. COUNT (A) AND DIRECTION (B) INPUTS IN NON-QUADRATURE MODE

UP

DOWN

A

t Q1

B

X4_CLK

(see note)

X2_CLK

(see note)

t Q2

X1_CLK

(see note)

Note: x1, x2, and x4 CLKs are internal up/down clocks derived from filtered and decoded quadrature clocks.

FIGURE 6. A/B QUADRATURE CLOCKS VS INTERNAL COUNT CLOCKS

UP

A

B

X4_CLK

DOWN

CNTR

DFLG/

FFFFFC FFFFFD

FFFFFE

FFFFFF 000000 000001 000002

t fl

CY

(SHOWN WITH PR=000OO1)

CMP

t fl

LFLG/

000001 000000 FFFFFF FFFFFE FFFFFD

BW

t fw

7366-112204-8

Note: CNTR values are indicated in 3-byte mode

FIGURE 7. QUADRATURE CLOCKS VS FLAG OUTPUTS

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