Original link:FPGA Development 12: FPGA Practical Development Skills (7)FPGA development of the 12: FPGA Practical Development Skills (8) (the original text is missing, turn from: FPGA development of the entire guide-engineer Innovation Design Treasure)5.3.4 Comprehensive master secret Xst's 11 tipsRicky Su (www.rickys
Experiment two LED experiment content???? On the basis of experiment one, the test signal produced by Simulink is output to the LED lights on the FPGA Development Board, which will be modified on the generated hardware model, the signal sent to the FPGA is output to 8 LEDs, and the signal is assigned the PIN.Create a model???? In the instruction window of MATLAB, enter the following instruction, Hdlsetuptoo
1. Application background 1.1 The cause of metastable occurrenceIn the FPGA system, if the TSU and th of the trigger are not satisfied in the data transmission, or the release phase of the reset signal is dissatisfied with the recovery time of the effective clock edge (recovery times), the metastable state can be produced. At this time, the trigger output Q is in an indeterminate state for a long period after the effective clock edge, during which the
The FPGA download file is loaded into the internal configuration ram, and then initializes the entire FPGA Circuit Line and sets the initial value of the LUT in the chip. A system initializes the entire FPGA, regardless of its size, therefore, no matter what the design of the same chip, the download file size is fixed, as shown in. Unlike MCU, MCU will generate d
Use these design techniques and ISE function analysis tools to control power consumption
The new generation of FPGA is getting faster and faster, with higher density and more logic resources. So how can we ensure that the power consumption does not increase along with this? Many design choices can affect the power consumption of the system, from explicit device selection to small frequency-based state machine value selection.
In order to better un
The previous step is the hardware description language and the next step is the FPGA.After learning the hardware description language (Verilog or VHDL), how to continue the FPGA.There is no shortcut in the world, every step has to walk. Learning FPGA is also the case, on the basis of a hardware description language, you can learn the FPGA foundation.Learning Module Division and the definition of the interfa
obtain the FPGA-specific VHDL RTLCode.5.
Figure 5 signalcompiler
4. Use Modelsim for RTL-level simulation
This step is to simulate and verify the VHDL File converted from the. MDL file, which can be achieved by adding the testbench component. 6.
Figure 6 testbench
In addition, if you select the launch GUI, you can directly start Modelsim for simulation. If you do not select it, you can use TCL --> execute macro under the Tools menu of
Fpga hdl source program
FPGA statistics camera output pixels, form sizes, and so on
//----------------------------------------------------------------------------// user_logic.v - module//----------------------------------------------------------------------------//// ***************************************************************************// ** Copyright (c) 1995-2012 Xilinx, Inc. All rights reserved.
At present, many companies have proposed new types of computer high-speed bus, such as the Arapahoe bus standard and hypertransport technology. However, the protocols are not compatible with each other and there is no unified standard. As a traditional universal local bus, PCI bus still occupies the mainstream PC market, with tenacious vitality.
There are various PCI interface chips on the market, such as AMCC's S5933 and PLX's 9080 series. The dedicated chip can implement the complete interf
of the signal, keeping the low-frequency signal, to compensate the transmission line attenuation of the signal, improve the performance of the eye graph and guarantee the transmission quality.3 Xilinx FPGA Transceivers3.1 system ArchitectureThe 7 Series FPGAs GTX and GTH transceivers is power-efficient transceivers, supporting line rates from $ MB/s to 12.5 GB/s for GTX transceivers and 13.1 Gb/s for GTH transceivers. Four Gtxe2_channel Primitives an
I recently went home for a few summer vacation. Although I had to keep learning, I had to look at the theory in a completely isolated computer environment. Today, I will go back and burn the FPGA code into the Rom, and then enable automatic configuration upon power-on. This article is simple and simple, and only serves as my personal record, in case you forget to use the configuration steps in the future. (The image function of the csdn blog is not go
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Introduction
In this section, we will explain how to use the FPGA configuration file andProgramDownload To epcsx (X is, 16 ...) . First of all, we need to download the program to epcsx without downloading it to parallel Flash because we can remove the parallel f
1 Basic Theory Section1.1 FrequencyCrossover, yes, this concept is also important. Frequency division refers to a single frequency signal is reduced to the original 1/n, called N-division. The realization of the frequency divider circuit or device called "divider", such as the 33MHZ signal 2 to get 16.5MHZ signal, 3 to get 11MHZ signal, 10 to get 3.3MHZ signal.Frequency division is mainly relative Yu Shijing vibration, with less than that high frequency, the Development board generally according
Want to finish the board to export the FPGA pin definition, I think there is no good way to Baidu, fortunately there are peers on the Internet to share. The effect is very good, to add some of the use of their own experience, is to their own memo.The original view is the rain Zhubo the Lord's share, the original link: http://blog.163.com/[email protected]/blog/static/87378868201241644042371/1. Select one part of the
FPGA Important Design Ideas?1. speed and area swap principles. in the area of speed can achieve a very high data throughput rate, in fact , the string / and conversion, is an area of the idea of Speed change2. Ping-pong operation. 3. The idea of string/and conversion. One of the important techniques for high speed data processing. Here, let me give you an example of a multiphase filter extraction:After extraction, two-way data is processed at a
Test summary of Image acquisition system based on fpga+usb2.0-mt9m001The system adopts the FPGA_VIP_USB_V102 Board test produced by layer wavesBoard is divided into: core board, backplane, camera boardCore board adopts: Ep4ce10e22 (EO4CE6E22 compatible) as the main controlBase Plate adopts: CY7C68013A as USB transmission chipCamera Board (MT9M001C12STM): Clock is provided by the FPGA, programmable 24M, 48M,
In some FPGAs, floating-point numbers cannot be manipulated directly, and can only be numerically calculated using fixed-point numbers. For FPGAs, the book that participates in mathematics is the 16-bit integer number, but what if there are decimals in mathematical operations? You know, the FPGA is powerless for decimals, a solution is to use the calibration. The number of the calibration is to calculate the floating point number is enlarged very many
Because I use the four-generation development board of the black gold industry and the central chip uses the cycloneiv e of Altera, read the information on the device's official website and take notes for future reference. The cyclone IV device family has the following features:■ Low-cost, low-power FPGA Architecture:■ 6 K to 150 K logical units■ Up to 6.3 MB of Embedded Memory■ Up to 360 18 × 18 multiplier for DSP processing-intensive applications■
In fact, the verification platform instead of board-level verification.We can instantiate a mem block in Testbench and put a. mif file into the mem block. The. mif file is transferred from a image file by matlab or other exe. On the othe hand, Verilog Bench can write processed data back into a. txt file, which can be transferred back into image b y matlab or other exe.By doing this, we no further need image acquisition gear and image display gear before and after the
FPGA DDR3 DebuggingSPARTAN6 FPGA chip integrates the MCB hard core, it can support to DDR3. The MiG IP core is available in Xilinx's development tools Xilinx ise, which designers can use to directly generate the DDR3 controller design module and complete the configuration via the MIG GUI graphical interface.First, establish the ISE project and add the MiG IP core,Next to the MiG IP core configuration, the m
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