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f-and-f

  • 時間按累計

    速度撒啊撒啊撒的繁榮飛大事發生方法薩芬F的F DF 

    標簽: 山東

    上傳時間: 2016-04-02

    上傳用戶:s5216586

  • 點亮P10單元板單片機源程序

    /*================================================================= 4掃16*16下入上出C語言程序, 低位起筆,數據反相。 預定義 **************************************************************/ #include #include //可使用其中定義的宏來訪問絕對地址? bit ture=1; // 使能正反相位選擇 bit false=0; // 使能反相 sbit SCK=P3^6; // EQU 0B6H ; 移位 sbit RCK=P3^5; //EQU 0B5H ; 并行鎖存 //sbit P1_3=P1^3; //外RAM擴展讀寫控制,不能重復申明 sbit EN1=P1^7; //BIT sbit FB=0xD8; // FB作為標志 sfr BUS_SPEED=0xA1; //訪問片外RAM速度設置寄存器 sfr P4SW=0xBB; //P4SW寄存器設置P4.4,P4.5,P4.6的功能 sfr P4=0xC0; // P4 EQU 0C0H sbit NC=P4^4; sbit CS=P4^6; //片選 sfr WDT_CONTR=0xC1; // 0C1H ;看門狗寄存器 sfr AUXR=0x8E; // EQU 08EH ;附件功能控制寄存器 sfr16 DPTR=0x82; sfr CLK_DIV=0x97 ; //時鐘分頻寄存器 const unsigned int code All_zk =256 ; // 0E11H ;原數據總字節 const unsigned int code am_zk =128 ; // 0E13H ;單幕數據量 const unsigned char code asp = 255; // asp數據相位字,如果是正相字,那么asp=0 bit basp=1; // asp數據相位字標記,如果是正相字,那么basp=0 const unsigned char code font[]= // 晶科電子LED數碼(反相字) {0xBD,0x81,0xEF,0xFF,0xBD,0x81,0xF7,0xFF,0xEF,0xEB,0x80,0x9F,0xEF,0x8F,0xEF,0xEF,0x7F,0x7B,0x7B,0x7F,0xBF,0xEF,0xEF,0xFF,0x7F,0x00,0xFF,0xFF,0xFF,0x80,0xFE,0xFF, 0x81,0xBD,0x0F,0x0F,0x81,0xBD,0xF0,0xF0,0xEF,0xED,0xE7,0xE1,0xEF,0xE1,0xEE,0xEE,0x7F,0x7B,0x7B,0x7F,0xBF,0xEF,0xEF,0xFF,0x7F,0x7F,0x7F,0x03,0xFF,0xFF,0xFF,0xF0, 0xBD,0x81,0xEF,0xEF,0xBD,0x81,0xF7,0xF7,0xEF,0x2E,0xC7,0xEF,0xEF,0xEE,0xED,0xED,0xFF,0x03,0x03,0x7F,0x80,0xE0,0xE0,0xFF,0x5F,0x7F,0x7F,0xFF,0xFF,0xFF,0xFF,0xFB, 0xFF,0xBD,0xFF,0x0F,0xFF,0xBD,0xFF,0xF0,0xEF,0xEF,0xAB,0xEF,0xEF,0xEF,0xED,0xED,0xFF,0x7B,0x7B,0x03,0xFF,0xEF,0xEF,0xE0,0xBF,0x7F,0x7F,0xFF,0xFF,0xFF,0xDF,0xFD, 0xBD,0xFD,0xFD,0xFF,0xBD,0xED,0xBD,0xFF,0xDD,0xBD,0xDD,0xFF,0xFF,0xFF,0xFF,0xFF,0xCF,0xEF,0x00,0xEF,0xEB,0xEB,0x81,0xFB,0xC3,0xDA,0xF7,0xFF,0xDF,0xDF,0xEE,0xFF, 0x80,0xFD,0xFD,0xFF,0xC0,0xED,0xED,0xFF,0xE0,0xBD,0xBD,0xFF,0xFF,0xFF,0xFF,0xFF,0xB3,0x00,0xC7,0x6D,0x8D,0xEB,0xDD,0xF3,0xDB,0xDB,0xFB,0x40,0xDF,0xDF,0xEE,0xE0, 0xFF,0xFD,0xFD,0xFF,0xFF,0xFD,0xED,0xFF,0xFF,0xBD,0xBD,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0xB7,0x2B,0xAB,0xDE,0xF7,0xDD,0xFB,0xFB,0x5B,0xC3,0xF7,0xEB,0xD0,0xEE,0xEF, 0xFF,0xFD,0xFD,0xF8,0xFF,0xBD,0xE1,0xC0,0xFF,0xBD,0xBD,0xE0,0xFF,0xFF,0xFF,0xFF,0xFF,0xD3,0xED,0xC7,0xFF,0xF7,0xDC,0xFB,0xFF,0xDB,0xD9,0xF7,0xF7,0xDF,0xC0,0xEE}; const unsigned char data xzL_data =0x08; //0603H;一幕一行字節數 const unsigned int data aL_data =0x20; //單幕單號線(單組線)數據量 const unsigned char data mov =0x03A ; //移動速度 const unsigned int data t_T =0x040A ; //0E0AH ; 05FAH; ;停留時間 const unsigned char data mu_num=0x02 ; //0602H ;幕數 unsigned int m; //m幕長變量<=am_zk unsigned char data_z; //數據寄存器 unsigned int xd; //數據指針寄存器 /*********************************************************************** 數據轉移子函數 ===============================================================*/ char MOVD() { unsigned char f,nm; //nm幕數控制 unsigned char code *dptr; unsigned char xdata *xdptr = 0; f = asp ; for (m=0; m

    標簽: P10 單元板 單片機源程序

    上傳時間: 2017-05-04

    上傳用戶:sbfd010

  • 數字信號處理實驗報告

    對連續信號 ( , , )進行理想采樣,可得采樣序列 。下圖給出了 的幅頻特性曲線,由此圖可以確定對 采用的采樣頻率。

    標簽: 數字信號處理 實驗報告

    上傳時間: 2020-12-26

    上傳用戶:

  • 電子元器件系列知識—IGBT

    一、IGBT 驅動1 驅動電壓的選擇IGBT 模塊GE 間驅動電壓可由不同地驅動電路產生。典型的驅動電路如圖1 所示。圖1 IGBT 驅動電路示意圖Q1,Q2 為驅動功率推挽放大,通過光耦隔離后的信號需通過Q1,Q2 推挽放大。選擇Q1,Q2 其耐壓需大于50V 。選擇驅動電路時,需考慮幾個因素。由于IGBT 輸入電容較MOSFET 大,因此IGBT 關斷時,最好加一個負偏電壓,且負偏電壓比MOSFET 大, IGBT 負偏電壓最好在-5V~-10V 之內;開通時,驅動電壓最佳值為15V 10% ,15V 的驅動電壓足夠使IGBT 處于充分飽和,這時通態壓降也比較低,同時又能有效地限制短路電流值和因此產生的應力。若驅動電壓低于12V ,則IGBT 通態損耗較大, IGBT 處于欠壓驅動狀態;若 VGE >20V ,則難以實現電流的過流、短路保護,影響 IGBT 可靠工作。2 柵極驅動功率的計算由于IGBT 是電壓驅動型器件,需要的驅動功率值比較小,一般情況下可以不考慮驅動功率問題。但對于大功率IGBT ,或要求并聯運行的IGBT 則需要考慮驅動功率。IGBT 柵極驅動功率受到驅動電壓即開通VGE( ON )和關斷 VGE( off ) 電壓,柵極總電荷 QG 和開關 f 的影響。柵極驅動電源的平均功率 PAV 計算公式為:PAV =(VGE(ON ) +VGE( off ) )* QG *f對一般情況 VGE( ON ) =15V,VGE( off ) =10V,則 PAV 簡化為: PAV =25* QG *f。f 為 IGBT 開關頻率。柵極峰值電流 I GP 為:

    標簽: 電子元器件 igbt

    上傳時間: 2022-06-21

    上傳用戶:

  • tcl程序demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    tcl程序demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    標簽: N. R. Sidiropoulos antennas

    上傳時間: 2013-12-15

    上傳用戶:fhzm5658

  • TCL demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    TCL demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    標簽: N. R. Sidiropoulos antennas

    上傳時間: 2013-12-28

    上傳用戶:hongmo

  • TCL demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    TCL demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    標簽: N. R. Sidiropoulos antennas

    上傳時間: 2014-01-15

    上傳用戶:thinode

  • demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    demo by N. Sidiropoulos and R. Bro clear all F=5 % users I=4 % antennas

    標簽: N. R. Sidiropoulos antennas

    上傳時間: 2013-12-31

    上傳用戶:thuyenvinh

  • f your application uses MFC in a shared DLL, and your application is in a language other than the

    f your application uses MFC in a shared DLL, and your application is in a language other than the operating system s current language, you will need to copy the corresponding localized resources MFC42XXX.DLL from the Microsoft Visual C++ CD-ROM onto the system or system32 directory, and rename it to be MFCLOC.DLL. ("XXX" stands for the language abbreviation. For example, MFC42DEU.DLL contains resources translated to German.) If you don t do this, some of the UI elements of your application will remain in the language of the operating system.

    標簽: application your language shared

    上傳時間: 2013-12-24

    上傳用戶:thuyenvinh

  • The cart with an inverted pendulum, shown below, is "bumped" with an impulse force, F. Determine th

    The cart with an inverted pendulum, shown below, is "bumped" with an impulse force, F. Determine the dynamic equations of motion for the system, and lin earize about the pendulum s angle, theta = Pi (in other words, assume that p endulum does not move more than a few degrees away from the vertical, chosen to be at an angle of Pi). Find a controller to satisfy all of the design re quirements given below.

    標簽: F. with Determine inverted

    上傳時間: 2014-01-17

    上傳用戶:miaochun888

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