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標題:
zigbee cc2530 time1,time3 16khz PWM占空比變化輸出 可調LED七彩燈
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作者:
千里小白龍
時間:
2017-8-25 09:27
標題:
zigbee cc2530 time1,time3 16khz PWM占空比變化輸出 可調LED七彩燈
zigbee cc2530 time1,time3 16khz PWM占空比變化輸出
可調LED七彩燈
單片機源程序如下:
/**************************************/
/* WeBee團隊 */
/* Zigbee學習例程 */
/*例程名稱:點亮LED */
/*建立時間:04/18 */
/*描述:點亮LED1
**************************************/
#include <ioCC2530.h>
typedef unsigned int uint;
typedef unsigned char uchar;
uchar h=0x00;
uchar js=0;
uchar a=1;
void DelayMs(uint msec)
{
uint i,j;
for(i=0;i<msec;i++)
for(j=0;j<535;j++);
}
void T1Init()
{
CLKCONCMD &= ~0x40; //設置系統時鐘源為32MHZ的晶振
while(CLKCONSTA & 0x40); //等待晶振穩定為32MHZ
CLKCONCMD &= ~0x07; //設置系統主時鐘頻率為32MHZ
CLKCONCMD |= 0x18; //定時器標記輸出為250KHZ
PERCFG |= 0x23; // Timer 3 Alternate location 2 ,Timer 1 Alternate location 1
P2SEL |= 0x20; //timer3 priority to usart
P0SEL |= 0x7C; // Set P0_2-P0_5 to peripheral
P0DIR |= 0x7C;
P1SEL |= 0xC0; // Peripheral function on P1_6 P1_7
P1DIR |= 0xC0; // P1_7 = output
P2SEL &= ~0x10; //相對于Timer4,定時器1優先
P2DIR |= 0xC0; //定時器通道2-3具有第一優先級
T3CC0 = 0x64; // PWM duty cycle, Channel 0 (P1_6)
T3CCTL0 = 0x2C;
T3CC1 = 0x64; // PWM duty cycle, Channel 1 (P1_7)
T3CCTL1 = 0x2C;
T3CTL |= 0x1c; //start timer3
//定時器模式設置
T1CTL = 0x02; //250KHZ不分頻,模模式
//裝定時器通道0初值
T1CC0H = 0x00;
T1CC0L = 0xFF; //PWM信號周期為1ms,頻率為1KHZ
T1CC1L = 0x64; // PWM duty cycle, Channel 1 (P0_3)
T1CC1H = 0x00;
T1CCTL1 = 0x1c; // Channel 1 in compare mode, Set output on compare-up, clear on compare-down
//裝定時器通道2比較值
T1CC2H = 0x00; //// PWM duty cycle, Channel 2 (P0_4)
//T1CC2L = 0xF7; //1%的正占空比
//T1CC2L = 0xE1; //10%的正占空比
//T1CC2L = 0xC8; //20%的正占空比
//T1CC2L = 0xAF; //30%的正占空比
//T1CC2L = 0x96; //40%的正占空比
T1CC2L = 0x7D; //50%的正占空比
//T1CC2L = 0x64; //60%的正占空比
//T1CC2L = 0x4B; //70%的正占空比
//T1CC2L = 0x32; //80%的正占空比
//T1CC2L = 0x19; //90%的正占空比
//T1CC2L = 0x0A; //99%的正占空比
//T1CC2L = 0x01; //設置通道2比較寄存器初值
T1CCTL2 = 0x1C; //比較相等置1,計數器回0則清零
T1CC3L = 0x4B; // PWM duty cycle, Channel 3 (P0_5)
T1CC3H = 0x00;
T1CCTL3 = 0x1c; // Channel 3 in compare mode, Set output on compare-up, clear on compare-down
T1CC4L = 0x32; // PWM duty cycle, Channel 4 (P0_6)
T1CC4H = 0x00;
T1CCTL4 = 0x1c; // Channel 4 in compare mode, Set output on compare-up, clear on compare-down
}
void main()
{
uint i;
uint rate[11]={0xF7,0xE1,0xC8,0xAF,0x96,0x7D,0x64,0x4B,0x32,0x19};
T1Init();
while(1)
{
// for(i=0;i<11;i++)
// {
// T1CC4H = 0x00;
// T1CC4L = rate[i];
// T1CC3H = 0x00;
// T1CC3L = rate[i];
// DelayMs(500);
// }
// for(i=0;i<240;i++)
// {
// T1CC4H = 0x00;
// T1CC4L = i;
// T1CC3H = 0x00;
// T1CC3L = rate[i];
// DelayMs(25);
// }
//
// for(i=240;i>0;i--)
// {
// T1CC4H = 0x00;
// T1CC4L = i;
// T1CC3H = 0x00;
// T1CC3L = rate[i];
// DelayMs(25);
// }
if ((T1STAT&0x04)>0)
{
// T1STAT=T1STAT&0xfb;
T1STAT=T1STAT&0x0b;
js++;
if(js>=1)
{
js=0;
if(a == 1)
{
h=h+1;
DelayMs(10);
}
else
{
h=h-1;
DelayMs(10);
}
……………………
…………限于本文篇幅 余下代碼請從51黑下載附件…………
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所有資料51hei提供下載:
time1和time3 16khz_pwm占空比變化.rar
(67 KB, 下載次數: 44)
2017-8-25 09:25 上傳
點擊文件名下載附件
cc2530
下載積分: 黑幣 -5
作者:
大明明
時間:
2017-12-15 21:36
不錯,好東西,我喜歡!
作者:
254940779
時間:
2019-8-27 14:22
兄弟,你這代碼什么都沒有啊。。。。。。
作者:
hxiazai
時間:
2019-9-25 22:49
不錯,謝謝!
作者:
qlwz
時間:
2020-4-30 22:47
不錯,謝謝!
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