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  • axi-gpio uio &axi_gpio_0 { compatible = "generic-uio"; };axi_gpio_0: gpio@41200000 { #gpio-cells = ; compatible = "xlnx,xps-gpio-1.00.a"; gpio-controller ; reg = ; xlnx,all-inputs = ; xlnx,all-inputs-2 = ; xlnx,all-outputs = ; xlnx,all-outputs-2 = ; xlnx,dout-default = ; xlnx,dout-default-2 = ; xlnx,gpio-width = ; xlnx,gpio2-width = ; xlnx,interrupt-present = ; xlnx,is-dual = ; xlnx,tri-default = ; xlnx,tri-.. 공감수 0 댓글수 0 2017. 6. 2.
  • FFT 쉽게 설명 출처 : 지식인 http://kin.naver.com/qna/detail.nhn?d1id=11&dirId=1118&docId=210084618&qb=ZmZ0&enc=utf8&section=kin&rank=8&search_sort=0&spq=0 FFT 는 Fast Fourier Transform 즉 고속 푸리에 변환이 되겠읍니다.무엇에 이용되는 것인가 하면 시간영역에서 계속 변화하는 데이터를 주파수 영역으로 가져다가 어떤 주파수 들이 사용되고 있는지를 알아볼 때 쓰게 됩니다. 보통 FFT 는 라이브러리화가 잘 되어 있어서 데이타를 모아서 라이브러리 함수를 call 하면 결과가 리턴되는 데 이것의 해석에대하여 예를 들어서 이해하기 쉽게 설명해 보겠읍니다. 44.1KHz PCM 의 한채널을 가정해 보겠읍니다... 공감수 0 댓글수 1 2016. 11. 21.
  • DTSI 파일에 모듈 주소 추가 system-top.dtsi 에다가 하기 내용 추가 /{ axi_radar: axi_radar@41200000 { compatible ="xlnx,axi-radar"; reg = ; };}; 공감수 0 댓글수 0 2016. 11. 17.
  • Character device drivers automatically create node 주요 부분 #define DRIVER_NAME "axi-radar"#define DEVICE_NAME "axi-radar"#define CLASS_NAME "axiRadarClass" /* Simple example of how to receive command line parameters to your module. Delete if you don't need them */unsigned myint = 0xdeadbeef;char *mystr = "default"; /* class */static struct class* axiRadarClass = NULL;static struct device* axiRadarDevice = NULL; ... static int __init axi_radar_init.. 공감수 0 댓글수 0 2016. 11. 17.
  • QSPI Kernel Booting 1. Kernel Update U-Boot-PetaLinux> setenv ipaddr 192.168.0.125;setenv serverip 192.168.0.43;tftpboot 0x1000000 image.ubU-Boot-PetaLinux> sf probe 0 0 0U-Boot-PetaLinux> sf erase 0x1000000 0x1000000U-Boot-PetaLinux> sf write 0x1000000 0x1000000 0xffffff 2. Kernel Boot Script U-Boot-PetaLinux> sf probe 0 0 0U-Boot-PetaLinux> sf read 0x8000000 0x1000000 0x1000000U-Boot-PetaLinux> bootm 0x8000000 U-.. 공감수 0 댓글수 0 2016. 11. 17.
  • DTSI수정하여 UART0 살리기 1. Vivado에서 SDHCI 블럭 Disable 하고 UART0블럭 Enable UART0 RX MIO 42 UART0 TX MIO 43 2. Vivado - Synth - Implement - Export Hardware ... 순서대로 진행 3. U-Boot 다시 빌드 4. DTSI 수정 ~/Xilinx-ZC706-2016.3/subsystems/linux/configs/device-tree/system-top.dts 파일 하기 부분 추가&uart0 { status = "okay";}; &sdhci0 { status = "disabled";}; &sdhci1 { status = "disabled";}; 5. system-cont.dtsi 파일에서 하기 부분 추가 aliases { serial0 =.. 공감수 1 댓글수 0 2016. 11. 16.
  • U-Boot 설정에서 SDHCI 제거 1. ~/Xilinx-ZC706-2016.3/subsystems/linux/configs/u-boot/config 파일에서 # CONFIG_CMD_MMC is not set# CONFIG_ZYNQ_SDHCI is not set 2. platform-auto.h에서 /* sdio - ps7_sd_0 */#if 0#define CONFIG_ZYNQ_SDHCI0 0xE0100000#define CONFIG_MMC#define CONFIG_GENERIC_MMC#define CONFIG_SDHCI#define CONFIG_SUPPORT_VFAT#define CONFIG_DOS_PARTITION#define CONFIG_FAT_WRITE#define CONFIG_ZYNQ_SDHCI_MAX_FREQ 52000000#.. 공감수 0 댓글수 0 2016. 11. 16.
  • petalinux 정리 1. petalinux 확인shlee@xilinxdev:~$ echo $PETALINUX/opt/petalinuxshlee@xilinxdev:~$ 2.프로젝트 생성shlee@xilinxdev:~$ petalinux-create -t project -s /opt/petalinux/Xilinx-ZC706-v2016.3-final.bsp INFO: Create project: INFO: Projects: INFO: * Xilinx-ZC706-2016.3INFO: has been successfully installed to /home/shlee/INFO: New project successfully created in /home/shlee/ 3. 전체 빌드shlee@xilinxdev:~/Xilinx-ZC706.. 공감수 1 댓글수 1 2016. 11. 8.
  • SDK에서 JTAG으로 리눅스 부팅 1. petalinux-build 한 images 파일을 sdk에 적절한 폴더에 옮김 2. Xilinx SDK에 [Xilinx Tools]-[Create Zynq Boot Image]를 선택 요렇게 넣고 3. xsdb% targetsxsdb% source D:\\vivado_work\\zc706_test1\\zc706_test1\\zc706_test1.sdk\\design_1_wrapper_hw_platform_0\\ps7_init.tclxsdb% ps7_initxsdb% ps7_post_configxsdb% dow D:\\vivado_work\\zc706_test1\\zc706_test1\\zc706_test1.sdk\\linux_image_test\\u-boot.elfxsdb% dow -data D:.. 공감수 0 댓글수 0 2016. 11. 8.
  • petalinux build zc706 & 플래쉬 writing 1. petalinux-v2015.4-final-installer-dec.run 다운로드 설치/opt/pkg에다가 2. Xilinx-ZC706-v2015.4-final.bsp 다운로드 설치/opt/pkg/petalinux-/ 에 다가 3. sudo dpkg-reconfigure dash 선택 4. petalinux-create -t project -s 5. cd petalinux-build 참조:http://engineernote.hatenablog.com/entry/2016/01/31/012227 공감수 0 댓글수 0 2016. 11. 8.
  • ZC706 Doesn't work with VADJ at 1.8v https://forums.xilinx.com/t5/Xilinx-Boards-and-Kits/ZC706-Doesn-t-work-with-VADJ-at-1-8v/td-p/430086 ZC706 Doesn't work with VADJ at 1.8v SOLVED teqdruidObserverPosts: 20Registered: ‎03-11-2014 ZC706 Doesn't work with VADJ at 1.8vOptions‎03-20-2014 10:47 AMHello Everyone- Has anyone successfully used their ZC706 with VADJ set to 1.8v? I've used TI's Fusion Digital Power Designer to set the UCD90.. 공감수 0 댓글수 0 2016. 11. 7.
  • Is Table the only layout that I can use in libgdx? http://gamedev.stackexchange.com/questions/80503/is-table-the-only-layout-that-i-can-use-in-libgdx Is Table the only layout that I can use in libgdx?up vote1down votefavorite1I'm looking for the common way to handle the layout in libgdx. I searched google and found only table layout. Meanwhile I don't use any layout and just insert coordination into each visual object but I think that this is no.. 공감수 0 댓글수 0 2016. 11. 5.
  • Game menu always at bottom http://www.badlogicgames.com/forum/viewtopic.php?f=11&t=24084&p=98276&hilit=gui+menu#p98276 Game menu always at bottomby Grzesiek » Wed Oct 26, 2016 7:56 pmHi, I search at google how to create table as a sub menu with image buttons which will be always at screen bottom. So far I created table with whole stuff I need, but table moves always when I move game world, but I need this table as a game .. 공감수 0 댓글수 0 2016. 11. 5.
  • LibGDX 구조 1. Screen > Stage > Actor > Action 요렇게 구성되는거 같다. 공감수 0 댓글수 0 2016. 11. 3.
  • How can I map regions on a world map image? http://gamedev.stackexchange.com/questions/92038/how-can-i-map-regions-on-a-world-map-image You could use polygons, or you could do a quick and dirty hack and just get a political map like this one: . Then, pick a unique color for each country and flood fill it in paint or photoshop. Then, you have a simple file that just has the mapping of countries/provinces to particular colors. Just somethin.. 공감수 0 댓글수 0 2016. 11. 1.
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