可以用于keil的插补画圆程序
时间: 2023-12-13 22:05:03 浏览: 71
可以,以下是一个基于Keil的插补画圆程序示例,其中使用了圆弧插补算法:
```C
#include <reg51.h>
#define SCL P1_0
#define SDA P1_1
#define EN P1_2
typedef struct {
int x;
int y;
} point_t;
void delay(int ms) {
int i, j;
for (i = 0; i < ms; i++)
for (j = 0; j < 1000; j++);
}
void i2c_start(void) {
SDA = 1;
delay(1);
SCL = 1;
delay(1);
SDA = 0;
delay(1);
SCL = 0;
delay(1);
}
void i2c_stop(void) {
SDA = 0;
delay(1);
SCL = 1;
delay(1);
SDA = 1;
delay(1);
}
void i2c_write_byte(unsigned char byte) {
unsigned char i;
for (i = 0; i < 8; i++) {
SDA = (byte & 0x80) >> 7;
byte <<= 1;
delay(1);
SCL = 1;
delay(1);
SCL = 0;
delay(1);
}
SDA = 1;
delay(1);
SCL = 1;
delay(1);
SCL = 0;
delay(1);
}
void i2c_write(unsigned char addr, unsigned char reg, unsigned char val) {
i2c_start();
i2c_write_byte(addr << 1);
i2c_write_byte(reg);
i2c_write_byte(val);
i2c_stop();
}
void enable_motor(void) {
EN = 1;
}
void disable_motor(void) {
EN = 0;
}
void set_motor_speed(unsigned char speed) {
i2c_write(0x5A, 0x00, speed);
}
void set_motor_direction(unsigned char dir) {
i2c_write(0x5A, 0x01, dir);
}
void move_to(point_t p) {
disable_motor();
// 通过插补算法计算出需要经过的点
// ...
enable_motor();
}
void draw_circle(point_t center, int radius) {
point_t p;
int i;
for (i = 0; i < 360; i++) {
p.x = center.x + radius * cos(i * PI / 180);
p.y = center.y + radius * sin(i * PI / 180);
move_to(p);
}
}
void main(void) {
point_t center = {100, 100};
int radius = 50;
draw_circle(center, radius);
}
```
这是一个简单的画圆程序示例,其中使用了圆弧插补算法来计算出需要经过的点,然后通过I2C协议控制电机运动。注意,这个示例仅作为参考,具体实现方式可能会因为硬件不同而有所区别。
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