標(biāo)題: 我手里有一款C8051f040單片機，誰能提供一份資料 求幫助 [打印本頁]
作者: 雪域孤寒    時間: 2019-4-4 15:01
標(biāo)題: 我手里有一款C8051f040單片機，誰能提供一份資料 求幫助
如題
作者: angmall    時間: 2019-4-18 23:00
C8051F040中文資料下載（共292頁pdf數(shù)據(jù)手冊）
http://www.torrancerestoration.com/bbs/dpj-120861-1.html


C8051F040串口通訊 IO口測試 流水燈閃爍燈等實例程序
C8051F040實例
單片機源程序如下:
  1. //------------------------------------------------------------------------------------
  2. // F04x_Blinky.c
  3. //------------------------------------------------------------------------------------
  4. // Copyright (C) 2007 Silicon Laboratories, Inc.
  5. //
  6. // AUTH: BD
  7. // DATE: 15 MAR 2002
  8. //
  9. // This program flashes the green LED on the C8051F040 target board about five times
  10. // a second using the interrupt handler for Timer3.
  11. // Target: C8051F04x
  12. //
  13. // Tool chain: KEIL Eval 'c'
  14. //

  16. //------------------------------------------------------------------------------------
  17. // Includes
  18. //------------------------------------------------------------------------------------
  19. #include <c8051f040.h>                    // SFR declarations

  21. //-----------------------------------------------------------------------------
  22. // 16-bit SFR Definitions for 'F04x
  23. //-----------------------------------------------------------------------------

  25. sfr16 RCAP3    = 0xCA;                 // Timer3 reload value
  26. sfr16 TMR3     = 0xCC;                 // Timer3 counter

  28. //------------------------------------------------------------------------------------
  29. // Global CONSTANTS
  30. //------------------------------------------------------------------------------------

  32. #define SYSCLK 3062500                    // approximate SYSCLK frequency in Hz

  34. sbit  LED = P1^6;                         // green LED: '1' = ON; '0' = OFF

  36. //------------------------------------------------------------------------------------
  37. // Function PROTOTYPES
  38. //------------------------------------------------------------------------------------
  39. void PORT_Init (void);
  40. void Timer3_Init (int counts);
  41. void Timer3_ISR (void);

  43. //------------------------------------------------------------------------------------
  44. // MAIN Routine
  45. //------------------------------------------------------------------------------------
  46. void main (void) {

  48.    // disable watchdog timer
  49.    WDTCN = 0xde;
  50.    WDTCN = 0xad;

  52.    SFRPAGE = CONFIG_PAGE;                 // Switch to configuration page
  53.    PORT_Init ();

  55.    SFRPAGE = TMR3_PAGE;                   // Switch to Timer 3 page
  56.    Timer3_Init (SYSCLK / 12 / 10);        // Init Timer3 to generate interrupts
  57.                                           // at a 10 Hz rate.
  58.    EA = 1;                                                                                        // enable global interrupts

  60.    SFRPAGE = LEGACY_PAGE;                 // Page to sit in for now

  62.    while (1) {                            // spin forever

  64.    }
  65. }

  67. //------------------------------------------------------------------------------------
  68. // PORT_Init
  69. //------------------------------------------------------------------------------------
  70. //
  71. // Configure the Crossbar and GPIO ports
  72. //
  73. void PORT_Init (void)
  74. {
  75.    XBR2    = 0x40;                     // Enable crossbar and weak pull-ups
  76.    P1MDOUT |= 0x40;                    // enable P1.6 (LED) as push-pull output
  77. }

  79. //------------------------------------------------------------------------------------
  80. // Timer3_Init
  81. //------------------------------------------------------------------------------------
  82. //
  83. // Configure Timer3 to auto-reload and generate an interrupt at interval
  84. // specified by <counts> using SYSCLK/12 as its time base.
  85. //
  86. //
  87. void Timer3_Init (int counts)
  88. {
  89.    TMR3CN = 0x00;                      // Stop Timer3; Clear TF3;
  90.                                        // use SYSCLK/12 as timebase
  91.    RCAP3   = -counts;                  // Init reload values
  92.    TMR3    = 0xffff;                   // set to reload immediately
  93.    EIE2   |= 0x01;                     // enable Timer3 interrupts
  94.    TR3 = 1;                            // start Timer3
  95. }

  97. //------------------------------------------------------------------------------------
  98. // Interrupt Service Routines
  99. //------------------------------------------------------------------------------------

  101. //------------------------------------------------------------------------------------
  102. // Timer3_ISR
  103. //------------------------------------------------------------------------------------
  104. // This routine changes the state of the LED whenever Timer3 overflows.
  105. //
  106. // NOTE: The SFRPAGE register will automatically be switched to the Timer 3 Page
  107. // When an interrupt occurs.  SFRPAGE will return to its previous setting on exit
  108. // from this routine.
  109. //
  110. void Timer3_ISR (void) interrupt 14
  111. {
  112.    TF3 = 0;                               // clear TF3
  113.    LED = ~LED;                            // change state of LED
  114. }
復(fù)制代碼



C8051F04x代碼全部
1、ADC，模數(shù)轉(zhuǎn)換
2、Blinky, LED閃爍燈
3、Comparators，比較器
4、DAC，數(shù)模轉(zhuǎn)換
5、HeadFiles
6、Interrupts中斷
7、晶振選擇
8、PCA
9、端口處理
10、SMBUS
11、SPI總線
12、定時器
13、串口UARTS
14、看門狗WatchDog


C8051F040代碼集




C8051F04x.zip

163.76 KB, 下載次數(shù): 14

C8051F040代碼集



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