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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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LAN9252/ML 数据表(PDF) 74 Page - Microchip Technology |
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LAN9252/ML 数据表(HTML) 74 Page - Microchip Technology |
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74 / 329 page  LAN9252 DS00001909A-page 74 2015 Microchip Technology Inc. 9.4.4.2 Single Phase Address Latching The figures in this section detail multiplexed addressing mode with single phase addressing for 16 and 8-bit modes of operation. 16-BIT READ The address is latched simultaneously from AD[7:0] and AD[15:8]. A read on AD[15:0] follows. The cycle is repeated for the other 16-bits of the DWORD. 16-BIT WRITE The address is latched simultaneously from AD[7:0] and AD[15:8]. A write on AD[15:0] follows. The cycle is repeated for the other 16-bits of the DWORD. FIGURE 9-13: MULTIPLEXED ADDRESSING WITH SINGLE PHASE LATCHING - 16-BIT READ FIGURE 9-14: MULTIPLEXED ADDRESSING WITH SINGLE PHASE LATCHING - 16-BIT WRITE ALELO ALEHI CS RD WR Address Low Data 15:8 Data 7:0 Address+1 Low Data 31:24 Data 23:16 Address High Address High Optional Optional AD[15:8] AD[7:0] ALELO ALEHI CS RD WR Address Low Data 15:8 Data 7:0 Address+1 Low Data 31:24 Data 23:16 Address High Address High Optional Optional AD[15:8] AD[7:0] |
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