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📄 cpu_pad.txt

📁 用VHDL 编写的一个16位的cpu 设计方案
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P163      |DBUS<3>    |IOB      |IO_D2       |BIDIR    |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P164      |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |P165      |           |         |VCCO        |         |           |0             |          |         |           |         |3.30   |          |P166      |           |         |GND         |         |           |              |          |         |           |         |       |          |P167      |DBUS<4>    |IOB      |IO_D1       |BIDIR    |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P168      |DBUS<5>    |IOB      |IO_VREF_2   |BIDIR    |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P169      |DBUS<6>    |IOB      |            |BIDIR    |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P170      |DBUS<7>    |IOB      |            |BIDIR    |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P171      |nWR        |IOB      |IO_VREF_2   |OUTPUT   |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P172      |           |         |GND         |         |           |              |          |         |           |         |       |          |P173      |ABUS<5>    |IOB      |            |TRISTATE |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P174      |ABUS<6>    |IOB      |            |TRISTATE |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P175      |ABUS<7>    |IOB      |IO_VREF_2   |TRISTATE |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P176      |ABUS<8>    |IOB      |            |TRISTATE |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P177      |a3         |IOB      |IO_DIN_D0   |OUTPUT   |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P178      |a5         |IOB      |IO_DOUT_BUSY|OUTPUT   |LVTTL      |(0,2)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P179      |           |         |CCLK        |         |           |              |          |         |           |         |       |          |P180      |           |         |VCCO        |         |           |0             |          |         |           |         |3.30   |          |P181      |           |         |TDO         |         |           |              |          |         |           |         |       |          |P182      |           |         |GND         |         |           |              |          |         |           |         |       |          |P183      |           |         |TDI         |         |           |              |          |         |           |         |       |          |P184      |a4         |IOB      |IO_CS       |OUTPUT   |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P185      |ABUS<10>   |IOB      |IO_WRITE    |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P186      |ABUS<9>    |IOB      |            |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P187      |ABUS<15>   |IOB      |IO_VREF_1   |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P188      |nRD        |IOB      |            |OUTPUT   |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P189      |nBHE       |IOB      |            |OUTPUT   |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P190      |           |         |GND         |         |           |              |          |         |           |         |       |          |P191      |nBLE       |IOB      |IO_VREF_1   |OUTPUT   |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P192      |DBUS<15>   |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P193      |DBUS<14>   |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P194      |DBUS<13>   |IOB      |IO_VREF_1   |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P195      |DBUS<12>   |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P196      |           |         |GND         |         |           |              |          |         |           |         |       |          |P197      |           |         |VCCO        |         |           |0             |          |         |           |         |3.30   |          |P198      |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |P199      |DBUS<11>   |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P200      |DBUS<10>   |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P201      |DBUS<9>    |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P202      |DBUS<8>    |IOB      |            |BIDIR    |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |IFD      |       |LOCATED   |P203      |           |IOB      |            |UNUSED   |           |(0,1)***      |          |         |           |         |       |          |P204      |           |         |GND         |         |           |              |          |         |           |         |       |          |P205      |ABUS<14>   |IOB      |IO_VREF_1   |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P206      |ABUS<13>   |IOB      |            |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P207      |ABUS<12>   |IOB      |            |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P208      |ABUS<11>   |IOB      |            |TRISTATE |LVTTL      |(0,1)***      |12        |SLOW     |NONE**     |         |       |LOCATED   |P209      |           |IOB      |            |UNUSED   |           |(0,1)***      |          |         |           |         |       |          |P210      |           |GCLKIOB  |GCK2        |UNUSED   |           |(0,1)***      |          |         |           |         |       |          |P211      |           |         |GND         |         |           |              |          |         |           |         |       |          |P212      |           |         |VCCO        |         |           |0             |          |         |           |         |3.30   |          |P213      |           |GCLKIOB  |GCK3        |UNUSED   |           |0             |          |         |           |         |       |          |P214      |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |P215      |s0<7>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P216      |s0<6>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P217      |s0<5>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P218      |s0<4>      |IOB      |IO_VREF_0   |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P219      |           |         |GND         |         |           |              |          |         |           |         |       |          |P220      |s0<3>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P221      |s0<2>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P222      |s0<1>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P223      |s0<0>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P224      |s0<15>     |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P225      |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |P226      |           |         |VCCO        |         |           |0             |          |         |           |         |3.30   |          |P227      |           |         |GND         |         |           |              |          |         |           |         |       |          |P228      |s0<14>     |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P229      |s0<13>     |IOB      |IO_VREF_0   |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P230      |s0<12>     |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P231      |s0<11>     |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P232      |s0<10>     |IOB      |IO_VREF_0   |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P233      |           |         |GND         |         |           |              |          |         |           |         |       |          |P234      |s0<9>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P235      |s0<8>      |IOB      |            |TRISTATE |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P236      |s2<7>      |IOB      |IO_VREF_0   |OUTPUT   |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P237      |s2<6>      |IOB      |            |OUTPUT   |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P238      |s2<5>      |IOB      |            |OUTPUT   |LVTTL      |0             |12        |SLOW     |NONE**     |         |       |LOCATED   |P239      |           |         |TCK         |         |           |              |          |         |           |         |       |          |P240      |           |         |VCCO        |         |           |0             |          |         |           |         |3.30   |          |-----     |-----      |-----    |-----       |-----    |-----      |-----         |-----     |-----    |-----      |-----    |-----  |-----     |* Default value.** This default Pullup/Pulldown value can be overridden in Bitgen.*** In some smaller packages, the VCCO bank number of a pin may trail     the VREF bank number (VCCO,VREF).

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