vr_fifo_pad.txt

可预取的fifo 的fpga 设计代码

|N3        |           |IBUF     |IP                       |UNUSED   |           |3             |          |         |           |         |       |          |         |           |                |
|N4        |           |         |VCCINT                   |         |           |              |          |         |           |         |1.2    |          |         |           |                |
|N5        |           |DIFFS    |IO_L03N_2/MOSI/CSI_B     |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N6        |           |DIFFS    |IO_L05N_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N7        |           |DIFFM    |IO_L07P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N8        |           |DIFFM    |IO_L10P_2/D4/GCLK14      |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N9        |           |DIFFS    |IO_L12N_2/D1/GCLK3       |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N10       |           |DIFFM    |IO_L15P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N11       |           |DIFFMI   |IP_L17P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N12       |           |DIFFS    |IO_L18N_2/A20            |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|N13       |           |         |VCCINT                   |         |           |              |          |         |           |         |1.2    |          |         |           |                |
|N14       |           |DIFFM    |IO_L03P_1                |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|N15       |           |DIFFS    |IO_L03N_1/VREF_1         |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|N16       |           |DIFFM    |IO_L04P_1                |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|P1        |           |DIFFS    |IO_L18N_3                |UNUSED   |           |3             |          |         |           |         |       |          |         |           |                |
|P2        |           |DIFFM    |IO_L18P_3                |UNUSED   |           |3             |          |         |           |         |       |          |         |           |                |
|P3        |           |DIFFM    |IO_L01P_2/CSO_B          |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P4        |           |DIFFS    |IO_L01N_2/INIT_B         |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P5        |           |DIFFM    |IO_L03P_2/DOUT/BUSY      |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P6        |           |DIFFS    |IO_L06N_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P7        |           |DIFFS    |IO_L07N_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P8        |           |DIFFS    |IO_L10N_2/D3/GCLK15      |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P9        |           |DIFFM    |IO_L12P_2/D2/GCLK2       |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P10       |           |DIFFM    |IO_L14P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P11       |           |DIFFS    |IO_L16N_2/A22            |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P12       |           |DIFFM    |IO_L18P_2/A21            |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P13       |           |IOB      |IO/VREF_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P14       |           |DIFFM    |IO_L20P_2/VS0/A17        |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|P15       |           |DIFFS    |IO_L02N_1/A13            |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|P16       |           |DIFFM    |IO_L02P_1/A14            |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|R1        |           |DIFFS    |IO_L19N_3                |UNUSED   |           |3             |          |         |           |         |       |          |         |           |                |
|R2        |           |DIFFM    |IO_L19P_3                |UNUSED   |           |3             |          |         |           |         |       |          |         |           |                |
|R3        |           |DIFFSI   |IP_L02N_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R4        |           |IOB      |IO/VREF_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R5        |           |         |VCCO_2                   |         |           |2             |          |         |           |         |2.50   |          |         |           |                |
|R6        |           |DIFFM    |IO_L06P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R7        |           |DIFFMI   |IP_L08P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R8        |           |         |GND                      |         |           |              |          |         |           |         |       |          |         |           |                |
|R9        |           |DIFFSI   |IP_L11N_2/M2/GCLK1       |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R10       |in_dat(3)  |IBUF     |IO_L14N_2/VREF_2         |INPUT    |LVCMOS25   |2             |          |         |           |NONE     |       |          |         |NO         |NONE            |
|R11       |           |DIFFM    |IO_L16P_2/A23            |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R12       |           |         |VCCO_2                   |         |           |2             |          |         |           |         |2.50   |          |         |           |                |
|R13       |           |DIFFS    |IO_L19N_2/VS1/A18        |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R14       |           |DIFFS    |IO_L20N_2/CCLK           |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|R15       |           |DIFFS    |IO_L01N_1/A15            |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|R16       |           |DIFFM    |IO_L01P_1/A16            |UNUSED   |           |1             |          |         |           |         |       |          |         |           |                |
|T1        |           |         |GND                      |         |           |              |          |         |           |         |       |          |         |           |                |
|T2        |           |IBUF     |IP                       |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T3        |           |DIFFMI   |IP_L02P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T4        |           |DIFFM    |IO_L04P_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T5        |           |DIFFS    |IO_L04N_2                |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T6        |           |         |VCCAUX                   |         |           |              |          |         |           |         |2.5    |          |         |           |                |
|T7        |           |DIFFSI   |IP_L08N_2/VREF_2         |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T8        |           |IOB      |IO/D5                    |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T9        |           |DIFFMI   |IP_L11P_2/RDWR_B/GCLK0   |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T10       |           |IOB      |IO/M1                    |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T11       |           |         |VCCAUX                   |         |           |              |          |         |           |         |2.5    |          |         |           |                |
|T12       |           |IBUF     |IP                       |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T13       |           |DIFFM    |IO_L19P_2/VS2/A19        |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T14       |           |IBUF     |IP                       |UNUSED   |           |2             |          |         |           |         |       |          |         |           |                |
|T15       |           |         |DONE                     |         |           |              |          |         |           |         |       |          |         |           |                |
|T16       |           |         |GND                      |         |           |              |          |         |           |         |       |          |         |           |                |
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

* Default value.
** This default Pullup/Pulldown value can be overridden in Bitgen. 
****** Special VCCO requirements may apply. Please consult the device 
       family datasheet for specific guideline on VCCO requirements.