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PT2272 Datasheet(PDF) 7 Page - Princeton Technology Corp |
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PT2272 Datasheet(HTML) 7 Page - Princeton Technology Corp |
7 / 22 page Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2272 V3.7 - 7 - June, 2008 Remote Control Decoder PT2272 Synchronous (Sync.) Bit Waveform The Synchronous Bit Waveform is 4 bits long with 1/8 bit width pulse. Please refer to the diagram below: 1/8 bit width = 4 4 bit width = 128 Note: 1 bit = 32 CODE WORD A group of Code Bits is called a Code Word. A Code Word consists of 12 AD bits followed by one Sync Bit. The 12 AD bits are interpreted as either address or data bits depending on the PT2272 version used. Please refer to the diagrams below: PT2272: A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 SYNC PT2272A–M2/L2: A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 D1 D0 SYNC PT2272–M3/L3: A0 A1 A2 A3 A4 A5 A6 A7 A8 D2 D1 D0 SYNC PT2272–M4/L4: A0 A1 A2 A3 A4 A5 A6 A7 D3 D2 D1 D0 SYNC PT2272–M5/L5: A0 A1 A2 A3 A4 A5 A6 D4 D3 D2 D1 D0 SYNC PT2272–M6/L6: A0 A1 A2 A3 A4 A5 D5 D4 D3 D2 D1 D0 SYNC One Complete Code Word |
Similar Part No. - PT2272_08 |
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Similar Description - PT2272_08 |
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