Release 12.3 - par M.70d (nt64)
Copyright (c) 1995-2010 Xilinx, Inc. All rights reserved.
Tue Oct 29 21:44:54 2013
INFO: The IO information is provided in three file formats as part of the Place and Route (PAR) process. These formats are:
1. The <design name>_pad.txt file (this file) designed to provide information on IO usage in a human readable ASCII text format viewable through common text editors.
2. The <design namd>_pad.csv file for use with spreadsheet programs such as MS Excel. This file can also be read by PACE to communicate post PAR IO information.
3. The <design name>.pad file designed for parsing by customers. It uses the "|" as a data field separator.
INPUT FILE: lab12_main_map.ncd
OUTPUT FILE: lab12_main_pad.txt
PART TYPE: xc6slx16
SPEED GRADE: -3
PACKAGE: csg324
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|IO Register|Signal Integrity|
+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|A1 | | |GND | | | | | | | | | | | |
|A2 | |IOBS |IO_L2N_0 |UNUSED | |0 | | | | | | | | |
|A3 | |IOBS |IO_L4N_0 |UNUSED | |0 | | | | | | | | |
|A4 | |IOBS |IO_L5N_0 |UNUSED | |0 | | | | | | | | |
|A5 | |IOBS |IO_L6N_0 |UNUSED | |0 | | | | | | | | |
|A6 | |IOBS |IO_L8N_VREF_0 |UNUSED | |0 | | | | | | | | |
|A7 | |IOBS |IO_L10N_0 |UNUSED | |0 | | | | | | | | |
|A8 | |IOBS |IO_L33N_0 |UNUSED | |0 | | | | | | | | |
|A9 | |IOBS |IO_L35N_GCLK16_0 |UNUSED | |0 | | | | | | | | |
|A10 | |IOBS |IO_L37N_GCLK12_0 |UNUSED | |0 | | | | | | | | |
|A11 | |IOBS |IO_L39N_0 |UNUSED | |0 | | | | | | | | |
|A12 | |IOBS |IO_L41N_0 |UNUSED | |0 | | | | | | | | |
|A13 | |IOBS |IO_L50N_0 |UNUSED | |0 | | | | | | | | |
|A14 | |IOBS |IO_L62N_VREF_0 |UNUSED | |0 | | | | | | | | |
|A15 | |IOBS |IO_L64N_SCP4_0 |UNUSED | |0 | | | | | | | | |
|A16 | |IOBS |IO_L66N_SCP0_0 |UNUSED | |0 | | | | | | | | |
|A17 | | |TCK | | | | | | | | | | | |
|A18 | | |GND | | | | | | | | | | | |
|B1 | | |VCCAUX | | | | | | | |2.5 | | | |
|B2 | |IOBM |IO_L2P_0 |UNUSED | |0 | | | | | | | | |
|B3 | |IOBM |IO_L4P_0 |UNUSED | |0 | | | | | | | | |
|B4 | |IOBM |IO_L5P_0 |UNUSED | |0 | | | | | | | | |
|B5 | | |VCCO_0 | | |0 | | | | |any******| | | |
|B6 | |IOBM |IO_L8P_0 |UNUSED | |0 | | | | | | | | |
|B7 | | |GND | | | | | | | | | | | |
|B8 | |IOBM |IO_L33P_0 |UNUSED | |0 | | | | | | | | |
|B9 | |IOBM |IO_L35P_GCLK17_0 |UNUSED | |0 | | | | | | | | |
|B10 | | |VCCO_0 | | |0 | | | | |any******| | | |
|B11 | |IOBM |IO_L39P_0 |UNUSED | |0 | | | | | | | | |
|B12 | |IOBM |IO_L41P_0 |UNUSED | |0 | | | | | | | | |
|B13 | | |GND | | | | | | | | | | | |
|B14 | |IOBM |IO_L62P_0 |UNUSED | |0 | | | | | | | | |
|B15 | | |VCCO_0 | | |0 | | | | |any******| | | |
|B16 | |IOBM |IO_L66P_SCP1_0 |UNUSED | |0 | | |
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4位移位寄存器的设计与实现
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2022-12-05
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移位寄存器的设计与仿真 直接用时钟控制周期,不断循环,根据最后一位的数据不断前移产生的字串系列。需要注意的是时钟的频率太高,需要很大的降频控制才能达到1秒左右的移位周期,修改时请注意
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