C51 COMPILER V9.59.0.0 MAIN 06/10/2021 15:57:27 PAGE 1 C51 COMPILER V9.59.0.0, COMPILATION OF MODULE MAIN OBJECT MODULE PLACED IN .\list\main.obj COMPILER INVOKED BY: C:\Keil_v5\C51\BIN\C51.EXE main.c LARGE OMF2 OPTIMIZE(8,SPEED) BROWSE DEBUG PRINT(.\list\main.lst) -TABS(2) OBJECT(.\list\main.obj) line level source 1 /*---------------------------------------------------------------------*/ 2 /* --- STC MCU Limited ------------------------------------------------*/ 3 /* --- STC 1T Series MCU Demo Programme -------------------------------*/ 4 /* --- Mobile: (86)13922805190 ----------------------------------------*/ 5 /* --- Fax: 86-0513-55012956,55012947,55012969 ------------------------*/ 6 /* --- Tel: 86-0513-55012928,55012929,55012966 ------------------------*/ 7 /* --- Web: www.STCMCU.com --------------------------------------------*/ 8 /* --- Web: www.STCMCUDATA.com ---------------------------------------*/ 9 /* --- QQ: 800003751 -------------------------------------------------*/ 10 /* 如果要在程序中使用此代码,请在程序中注明使用了STC的资料及程序 */ 11 /*---------------------------------------------------------------------*/ 12 13 #include "config.h" 14 #include "STC8A_GPIO.h" 15 #include "STC8A_Delay.h" 16 #include "STC8A_PWM15bit.h" 17 18 /************* 功能说明 *************** 19 20 输出4路PWM信号： 21 PWM0 输出"呼吸灯"效果PWM. 22 PWM1 循环输出1秒钟PWM，1秒钟高电平，1秒钟低电平. 23 PWM2,PWM3 固定PWM. 24 25 下载时, 选择时钟 24MHz (用户可在"config.h"修改频率). 26 27 ******************************************/ 28 29 /************* 本地常量声明 **************/ 30 31 32 /************* 本地变量声明 **************/ 33 34 u16 pwm0,pwm1; 35 bit B_PWM0_Dir; //方向, 0为+, 1为-. 36 37 /************* 本地函数声明 **************/ 38 39 40 /************* 外部函数和变量声明 *****************/ 41 42 43 /******************** IO口配置 ********************/ 44 void GPIO_config(void) 45 { 46 1 GPIO_InitTypeDef GPIO_InitStructure; //结构定义 47 1 48 1 GPIO_InitStructure.Pin = GPIO_Pin_All; //指定要初始化的IO, GPIO_Pin_0 ~ GPIO_Pin_7, 或操作 49 1 GPIO_InitStructure.Mode = GPIO_PullUp; //指定IO的输入或输出方式,GPIO_PullUp,GPIO_HighZ,GPIO_OUT_OD,GPIO -_OUT_PP 50 1 GPIO_Inilize(GPIO_P2,&GPIO_InitStructure); //初始化 51 1 } 52 53 /******************** PWM15配置 ********************/ C51 COMPILER V9.59.0.0 MAIN 06/10/2021 15:57:27 PAGE 2 54 void PWM15_config(void) 55 { 56 1 PWM15_InitTypeDef PWM15_InitStructure; 57 1 58 1 PWM15_InitStructure.PWM_Enable = ENABLE; //PWM使能, ENABLE, DISABLE 59 1 PWM15_InitStructure.PWM_Period = 0x1000; //PWM周期, 0~0x7fff 60 1 PWM15_InitStructure.PWM_Clock_Sel = PWM_CLK_SYS; //时钟源选择, PWM_CLK_SYS, PWM_CLK_TM2 61 1 PWM15_InitStructure.PWM_Clock_PS = 0; //系统时钟分频参数(PS+1分频), 0~15 62 1 PWM15_InitStructure.PWM_CInt = DISABLE; //计数器归零中断使能, ENABLE, DISABLE 63 1 PWM15_InitStructure.PWM_Counter = ENABLE; //计数器使能, ENABLE, DISABLE 64 1 PWM15_Init(&PWM15_InitStructure); 65 1 66 1 PWM15Duty(PWM15_0,0x000,0x200); //PWM_ID, 输出低电平位置, 输出高电平位置 67 1 PWM15Duty(PWM15_1,0x200,0xc00); //PWM_ID, 输出低电平位置, 输出高电平位置 68 1 PWM15Duty(PWM15_2,0x400,0x800); //PWM_ID, 输出低电平位置, 输出高电平位置 69 1 PWM15Duty(PWM15_3,0x800,0xe00); //PWM_ID, 输出低电平位置, 输出高电平位置 70 1 PWMChannelCtrl(PWM15_0,ENABLE,0,DISABLE,DISABLE,DISABLE); //PWM_ID, 输出使能, 初始电平, PWM中断, 第二个触 -发点中断, 第一触发点中断 71 1 PWMChannelCtrl(PWM15_1,ENABLE,0,DISABLE,DISABLE,DISABLE); //PWM_ID, 输出使能, 初始电平, PWM中断, 第二个触 -发点中断, 第一触发点中断 72 1 PWMChannelCtrl(PWM15_2,ENABLE,0,DISABLE,DISABLE,DISABLE); //PWM_ID, 输出使能, 初始电平, PWM中断, 第二个触 -发点中断, 第一触发点中断 73 1 PWMChannelCtrl(PWM15_3,ENABLE,0,DISABLE,DISABLE,DISABLE); //PWM_ID, 输出使能, 初始电平, PWM中断, 第二个触 -发点中断, 第一触发点中断 74 1 } 75 76 /******************** task A **************************/ 77 void main(void) 78 { 79 1 GPIO_config(); 80 1 PWM15_config(); 81 1 pwm0 = 0; 82 1 pwm1 = 0; 83 1 B_PWM0_Dir = 0; 84 1 85 1 // EA = 1; 86 1 87 1 while (1) 88 1 { 89 2 delay_ms(1); 90 2 91 2 if(B_PWM0_Dir) 92 2 { 93 3 if(--pwm0 <= 0x100) B_PWM0_Dir = 0; //PWM0 94 3 } 95 2 else if(++pwm0 >= 0xf00) B_PWM0_Dir = 1; //PWM0 96 2 PWM15Duty(PWM15_0,0,pwm0); 97 2 98 2 if(pwm1 >= 3000) 99 2 { 100 3 pwm1 = 0; 101 3 } 102 2 else if(pwm1 >= 2000) 103 2 { 104 3 PWMLevelSet(PWM15_1,ENABLE,DISABLE); //PWM_ID, 强制输出低电平, 强制输出高电平 105 3 } 106 2 else if(pwm1 >= 1000) 107 2 { 108 3 PWMLevelSet(PWM15_1,DISABLE,ENABLE); //PWM_ID, 强制输出低电平, 强制输出高电平 109 3 } 110 2 else 111 2 { C51 COMPILER V9.59.0.0 MAIN 06/10/2021 15:57:27 PAGE 3 112 3 PWMLevelSet(PWM15_1,DISABLE,DISABLE); //PWM_ID, 强制输出低电平, 强制输出高电平 113 3 } 114 2 pwm1++; 115 2 } 116 1 } 117 118 119 MODULE INFORMATION: STATIC OVERLAYABLE CODE SIZE = 348 ---- CONSTANT SIZE = ---- ---- XDATA SIZE = 4 9 PDATA SIZE = ---- ---- DATA SIZE = ---- ---- IDATA SIZE = ---- ---- BIT SIZE = 1 ---- EDATA SIZE = ---- ---- HDATA SIZE = ---- ---- XDATA CONST SIZE = ---- ---- FAR CONST SIZE = ---- ---- END OF MODULE INFORMATION. C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)