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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) 89 Page - NXP Semiconductors |
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APR2/D 数据表(HTML) 89 Page - NXP Semiconductors |
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89 / 101 page  DSP56001A Application Examples MOTOROLA DSP56001A/D, Rev. 1 4-15 Figure 4-6 shows the DSP56001A connected to the bus of an IBM-PC computer. This circuit is complete and does not require external ROM or RAM to load and execute code from the PC. The PAL equations and other details of this circuit are available in the application report entitled “DSP56001 Interface Techniques and Examples” (APR11/D). Figure 4-6 DSP56001A-to-ISA Bus Interface Schematic HA0 HA1 HA2 HEN HR/W MODA/IRQA MODB/IRQB RESET BR HREQ B11 D01 D02 D03 D04 D05 D06 A02 A01 A00 D07 A10 A11 B5 A4 A5 21 23 L13 B10 13 D00 A09 A08 A07 A06 A05 A04 A03 A02 A31 A30 A29 1 5 14 2 6 16 22 8 4 17 7 3 9 OSC A04 A05 A06 A07 A08 A09 A14 A17 A22 A23 A24 A25 A26 A27 B30 H7 H6 H5 H4 H3 H2 H1 H0 10 11 AEN IOR IOW B13 B14 A11 15 DSP56001A A12 B12 A13 B13 C12 C13 D12 9 8 6 7 5 4 3 2 B8 A8 A7 11 12 14 13 15 16 17 18 19 1 OE DIR IRQB IRQA Interrupt Sources +5V HACK A9 D23 B4 Note: 1. Connector is J1 of ISA Bus. 2. All series resistors are 15 K Ω. External AA0909 Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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