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Dependencies: mbed Nucleo_Hello_Encoder
Revision 0:88abae0234d5, committed 2021-11-01
- Comitter:
- ea78anana
- Date:
- Mon Nov 01 15:39:01 2021 +0000
- Commit message:
- encoder modify form arduino
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Nucleo_Hello_Encoder.lib Mon Nov 01 15:39:01 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/ea78anana/code/Nucleo_Hello_Encoder/#87b3a9d678d1
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/encoder1.cpp Mon Nov 01 15:39:01 2021 +0000
@@ -0,0 +1,105 @@
+#include "mbed.h"
+
+#define PinA1 D14 //外部中断0
+#define PinZ1 D12 //外部中断1
+#define PinB1 D15 //编码器的OUT_B信号连接到数字端口8
+
+#define PinA2 D8 //外部中断0
+#define PinZ2 D6 //外部中断1
+#define PinB2 D7 //编码器的OUT_B信号连接到数字端口8
+
+#define PinA3 D4 //外部中断0
+#define PinZ3 D3 //外部中断1
+#define PinB3 D2 //编码器的OUT_B信号连接到数字端口8
+#define T 30 //定义采集时间周期单位ms
+
+Timer f;
+unsigned long time1 = 0; // 时间标记
+volatile long PulSum_CW = 0; //定义长整型不可修改脉冲数
+volatile long PulSum_CCW = 0;
+
+
+long PulSum_CW_t0 = 0; //定义记录顺时针方向 t0 时刻脉冲数变量
+long PulSum_CW_t0_T = 0; //定义记录顺时针方向 t0+T 时刻脉冲数变量
+
+
+float Rad_CW_Speed = 0.000; //定义顺时针角速度
+float Rad_CCW_Speed = 0.000; //定义逆时针角速度
+
+DigitalIn ain11(PinA1);//因为编码器信号为欧姆龙E6B2-CWZ6C,为开漏输出,因此需要上拉电阻,此处采用arduino的内部上拉输入模式,置高
+DigitalIn ain12(PinB1);//同上
+DigitalIn ain13(PinZ1);//脉冲中断函数:捕捉A相信号,并判断A、B相先后顺序
+
+DigitalIn ain21(PinA2);//因为编码器信号为欧姆龙E6B2-CWZ6C,为开漏输出,因此需要上拉电阻,此处采用arduino的内部上拉输入模式,置高
+DigitalIn ain22(PinB2);//同上
+DigitalIn ain23(PinZ2);//脉冲中断函数:捕捉A相信号,并判断A、B相先后顺序
+
+DigitalIn ain31(PinA3);//因为编码器信号为欧姆龙E6B2-CWZ6C,为开漏输出,因此需要上拉电阻,此处采用arduino的内部上拉输入模式,置高
+DigitalIn ain32(PinB3);//同上
+DigitalIn ain33(PinZ3);//脉冲中断函数:捕捉A相信号,并判断A、B相先后顺序
+
+
+
+long PulSum_CCW_t0 = 0; //定义记录逆时针方向 t0 时刻脉冲数变量
+long PulSum_CCW_t0_T = 0; //定义记录逆时针方向 t0+T 时刻脉冲数变量
+
+// 记录角度
+int Rad = 180;
+
+
+
+void loop()
+{
+ // 角度计算程序
+ Rad = int((PulSum_CW - PulSum_CCW)/6.944) % 360;
+ if (Rad>=180) {
+ Rad = Rad - 360;
+ }
+
+ PulSum_CW_t0 = PulSum_CW;
+ PulSum_CCW_t0 = PulSum_CCW; //采集t0时刻的脉冲数
+ wait(T); //等待一个T时间
+ PulSum_CW_t0_T = PulSum_CW;
+ PulSum_CCW_t0_T = PulSum_CCW; //采集t0+T时刻的脉冲数
+ wait(T); //等待一个T时间
+
+ // 如果检测到正向角速度,那么就打印角速度,以及累计的角度
+ if (PulSum_CW_t0_T - PulSum_CW_t0 != 0){
+ Rad_CW_Speed = (PulSum_CW_t0_T - PulSum_CW_t0); //
+ // 显示正向(CW)角速度 Rad_CW_Speed---> //打印出来速度
+ //printf("AS:"); //打印出来速度w
+ printf("%f", Rad_CW_Speed);
+ printf(":");
+ //printf("/A:");
+ printf("%d",Rad);
+ printf("\n");
+ }
+
+ // 如果检测到反向角速度,那么就打印角速度,以及累计的角度
+ if (PulSum_CCW_t0_T - PulSum_CCW_t0 != 0){
+ Rad_CCW_Speed = (PulSum_CCW_t0 - PulSum_CCW_t0_T);
+ //printf("AS:");
+ printf("%f", Rad_CCW_Speed);
+ printf(":");
+ //printf("/A:");
+ printf("%d",Rad);
+ printf("\n");
+ }
+
+
+
+}
+void Encode()
+{//当编码器码盘的OUTA脉冲信号下跳沿每中断一次,
+ f.start();
+ uint32_t m = f.read_ms();
+ if ((m - time1) > 5)
+ {
+ if (((ain11 == 0) && (ain12 == 1)) || ((ain21 == 0) && (ain22 == 1)) || ((ain31 == 0) && (ain32 == 1)) )
+ {PulSum_CW ++;}
+ else
+ {PulSum_CCW ++;}
+ }
+ time1 = m;
+ f.stop();
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Nov 01 15:39:01 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file