CLRC632 데이터 시트보기 (PDF) - Philips Electronics

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CLRC632

Multiple Protocol Contactless Reader IC

Philips Electronics 

Philips Semiconductors

Multiple Protocol Contactless Reader IC

4.3.2 COMMON READ/WRITE STROBE

Product Specification Rev. 3.0; May 2003

CL RC632

Address Bus (A3...An)

Address

Decoder

CL RC632

NCS

Address Bus (A0...A2)

Data Bus (D0...D7)

HIGH

Data Strobe (NDS)

Read/Write (R/NW)

A0...A2

D0...D7

ALE

NRD

NWR

Non Multiplexed Address

Address

Decoder

LOW

HIGH

LOW

Multiplexed Address/Data (AD0...AD7)

Address Strobe (AS)

Data Strobe (NDS)

Read/Write (R/NW)

CL RC632

NCS

A2

A1

A0

D0...D7

ALE

NRD

NWR

Figure 4-2: Connection to µ-Processors with Common Read/Write Strobes

For timing specification refer to chapter 22.5.2.2.

15

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