Takashi Matsuoka / MjGP2Y0E03

For Sharp GP2Y0E03(optical distance measurement sensor).

#include "mbed.h"
#include "MjGP2Y0E03.h"

using namespace matsujirushi;

Serial pc(USBTX, USBRX);
I2C i2c(dp5, dp27);
MjGP2Y0E03 distanceSensor(&i2c, 0x80);

int main()
{
    pc.baud(115200);
    i2c.frequency(400000);
    for(;;)
    {
        uint16_t distance = distanceSensor.getDistance();
        
        pc.printf("%4d [", distance);
        int i;
        for (i = 0; i < distance / 50; i++)
        {
            pc.putc('*');
        }
        for (; i < 4096 / 50; i++)
        {
            pc.putc(' ');
        }
        pc.puts("]\r\n");
        
        wait_ms(50);
    }
}

MjGP2Y0E03.h

Committer:
matsujirushi
Date:
2014-11-26
Revision:
1:1832cde75561
Parent:
0:33c4a1de6547

File content as of revision 1:1832cde75561:

#ifndef MJ_GP2Y0E03_H
#define MJ_GP2Y0E03_H

#include "mbed.h"

namespace matsujirushi {

class MjGP2Y0E03
{
public:
    MjGP2Y0E03(I2C* i2c, uint8_t address);
    uint16_t getDistance();
    bool getImageSensorData(uint32_t *data, size_t dataSize, size_t *dataSizeActual);
    
private:
    I2C *i2c;
    uint8_t address;

    void read(uint8_t regAddress, uint8_t *data, size_t dataSize);
    void write(uint8_t regAddress, uint8_t data);
    
};

} // namespace matsujirushi

#endif