SM5021 데이터 시트보기 (PDF) - Advanced Analogic Technologies

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SM5021

ENCODER

Advanced Analogic Technologies 

三合微科股份有限公司

SAMHOP Microelectronics Corp.

SM5021

ENCODER

FUNCTION DESCRIPTION

A. Encoder Singal Output Format

Bit Format

SYSCK / 192

Logic 1 is

Logic 0 is

EMPTY

Frame Format

There are four frames, encoder generates during sending. Each frame contains four field:

a) Frame head / Three-bits

1 1 0 ( Metal option )

b) Custom code / Two-bits

C1 C2

c) Control word / Seven-bits

0000001~1000110

d) Synch field / Four-bits of empty

B. Transmission Code Table

Start Word Custom Code B1 B2 B3 B4 B5 B6 B7 Transmit

1 1 0 C1 C2 0 0 0 0 0 0 1

K1

1 1 0 C1 C2 0 0 0 0 0 1 0

K2

1 1 0 C1 C2 0 0 0 0 1 0 0

K3

1 1 0 C1 C2 0 0 0 1 0 0 0

K4

1 1 0 C1 C2 0 0 1 0 0 0 0

K5

1 1 0 C1 C2 0 1 0 0 0 0 0

K6

1 1 0 C1 C2 1 0 0 0 0 1 1

K7

1 1 0 C1 C2 1 0 0 0 1 1 0

K8

Page 3

V.2.0 Mar 8,2002

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