top_pad.txt

FPGA向SRAM中写入数据

Release 6.2i - Par G.28
Copyright (c) 1995-2004 Xilinx, Inc.  All rights reserved.

Tue Dec 05 11:55:50 2006


INPUT FILE:       top_map.ncd
OUTPUT FILE:      top_pad.txt
PART TYPE:        xc3s400
SPEED GRADE:      -4
PACKAGE:          pq208

Pinout by Pin Number:

-----     |-----        |-----    |-----              |-----    |-----      |-----         |-----     |-----    |-----      |-----    |-----  |-----     |
Pin Number|Signal Name  |Pin Usage|Pin Name           |Direction|IO Standard|IO Bank Number|Drive (mA)|Slew Rate|Termination|IOB Delay|Voltage|Constraint|
P1        |             |         |GND                |         |           |              |          |         |           |         |       |          |
P2        |             |IOB      |IO_L01P_7/VRN_7    |UNUSED   |           |7             |          |         |           |         |       |          |
P3        |             |IOB      |IO_L01N_7/VRP_7    |UNUSED   |           |7             |          |         |           |         |       |          |
P4        |             |IOB      |IO_L16P_7/VREF_7   |UNUSED   |           |7             |          |         |           |         |       |          |
P5        |addr_SRAM<7> |IOB      |IO_L16N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P6        |             |         |VCCO_7             |         |           |7             |          |         |           |         |2.50   |          |
P7        |addr_SRAM<8> |IOB      |IO_L19P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P8        |             |         |GND                |         |           |              |          |         |           |         |       |          |
P9        |addr_SRAM<9> |IOB      |IO_L19N_7/VREF_7   |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P10       |addr_SRAM<10>|IOB      |IO_L20P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P11       |WE_SRAM      |IOB      |IO_L20N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P12       |data_SRAM<7> |IOB      |IO_L21P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P13       |data_SRAM<6> |IOB      |IO_L21N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P14       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P15       |data_SRAM<5> |IOB      |IO_L22P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P16       |data_SRAM<4> |IOB      |IO_L22N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P17       |             |         |VCCAUX             |         |           |              |          |         |           |         |3.3    |          |
P18       |data_SRAM<3> |IOB      |IO_L23P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P19       |data_SRAM<2> |IOB      |IO_L23N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P20       |data_SRAM<1> |IOB      |IO_L24P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P21       |data_SRAM<0> |IOB      |IO_L24N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P22       |             |IOB      |IO_L39P_7          |UNUSED   |           |7             |          |         |           |         |       |          |
P23       |             |         |VCCO_7             |         |           |7             |          |         |           |         |2.50   |          |
P24       |addr_SRAM<11>|IOB      |IO_L39N_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P25       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P26       |addr_SRAM<12>|IOB      |IO_L40P_7          |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P27       |addr_SRAM<13>|IOB      |IO_L40N_7/VREF_7   |OUTPUT   |LVCMOS25   |7             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P28       |addr_SRAM<14>|IOB      |IO_L40P_6/VREF_6   |OUTPUT   |LVCMOS25   |6             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P29       |addr_SRAM<15>|IOB      |IO_L40N_6          |OUTPUT   |LVCMOS25   |6             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P30       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P31       |             |IOB      |IO_L39P_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P32       |             |         |VCCO_6             |         |           |6             |          |         |           |         |2.50   |          |
P33       |             |IOB      |IO_L39N_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P34       |             |IOB      |IO_L24P_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P35       |             |IOB      |IO_L24N_6/VREF_6   |UNUSED   |           |6             |          |         |           |         |       |          |
P36       |             |IOB      |IO_L23P_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P37       |             |IOB      |IO_L23N_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P38       |             |         |VCCAUX             |         |           |              |          |         |           |         |3.3    |          |
P39       |OE_SRAM      |IOB      |IO_L22P_6          |OUTPUT   |LVCMOS25   |6             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P40       |addr_SRAM<2> |IOB      |IO_L22N_6          |OUTPUT   |LVCMOS25   |6             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P41       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P42       |addr_SRAM<1> |IOB      |IO_L21P_6          |OUTPUT   |LVCMOS25   |6             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P43       |addr_SRAM<0> |IOB      |IO_L21N_6          |OUTPUT   |LVCMOS25   |6             |4         |SLOW     |NONE**     |         |       |LOCATED   |
P44       |             |IOB      |IO_L20P_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P45       |             |IOB      |IO_L20N_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P46       |             |IOB      |IO_L19P_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P47       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P48       |             |IOB      |IO_L19N_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P49       |             |         |VCCO_6             |         |           |6             |          |         |           |         |2.50   |          |
P50       |             |IOB      |IO/VREF_6          |UNUSED   |           |6             |          |         |           |         |       |          |
P51       |             |IOB      |IO_L01P_6/VRN_6    |UNUSED   |           |6             |          |         |           |         |       |          |
P52       |             |IOB      |IO_L01N_6/VRP_6    |UNUSED   |           |6             |          |         |           |         |       |          |
P53       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P54       |             |         |M1                 |         |           |              |          |         |           |         |       |          |
P55       |             |         |M0                 |         |           |              |          |         |           |         |       |          |
P56       |             |         |M2                 |         |           |              |          |         |           |         |       |          |
P57       |             |IOB      |IO_L01P_5/CS_B     |UNUSED   |           |5             |          |         |           |         |       |          |
P58       |             |IOB      |IO_L01N_5/RDWR_B   |UNUSED   |           |5             |          |         |           |         |       |          |
P59       |             |         |GND                |         |           |              |          |         |           |         |       |          |
P60       |             |         |VCCO_5             |         |           |5             |          |         |           |         |2.50   |          |
P61       |             |IOB      |IO_L10P_5/VRN_5    |UNUSED   |           |5             |          |         |           |         |       |          |