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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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APR2/D 数据表(PDF) 85 Page - NXP Semiconductors |
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APR2/D 数据表(HTML) 85 Page - NXP Semiconductors |
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85 / 101 page  DSP56001A Application Examples MOTOROLA DSP56001A/D, Rev. 1 4-11 A system with external data RAM memory requires no glue logic to select the external EPROM from Bootstrap mode. PS is used to enable the EPROM and DS is used to enable the high speed data memories, as shown in Figure 4-2. Figure 4-2 Port A Bootstrap with External Data RAM—Mode 1 Note: 1. All resistors are 15 K Ω unless noted otherwise. 2. When in Reset, IRQA and IRQB must be deasserted by external peripherals. IRQB IRQA RESET MODB/ IRQB RESET HACK BR MODA/ IRQA DSP56001A A0–A10 X/Y WR RD PS 2716 2018-55 (3) D0–D23 8 10 24 11 DS +5 V D23 +5 V A0–A10 CE D0–D7 D0–D23 A0–A9 A10 CS WE OE AA0905 Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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