Kotaro Irisawa / pca9685__12_17

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PCA9685.h

Committer:
Kotttaro
Date:
2021-12-17
Revision:
0:4466d7fb25e2

File content as of revision 0:4466d7fb25e2:

#ifndef _PCA9685_H
#define _PCA9685_H

//#if ARDUINO >= 100
// #include "Arduino.h"
//#else
// #include "WProgram.h"
//#endif

#include"mbed.h" 

#define PCA9685_SUBADR1 0x2
#define PCA9685_SUBADR2 0x3
#define PCA9685_SUBADR3 0x4

#define PCA9685_MODE1 0x0
#define PCA9685_PRESCALE 0xFE

#define LED0_ON_L 0x6
#define LED0_ON_H 0x7
#define LED0_OFF_L 0x8
#define LED0_OFF_H 0x9

#define ALLLED_ON_L 0xFA
#define ALLLED_ON_H 0xFB
#define ALLLED_OFF_L 0xFC
#define ALLLED_OFF_H 0xFD


class PCA9685 {
 public:
  //PCA9685(uint8_t addr = 0x40);
  void begin(void);
  void reset(void);
  void setPWMFreq(float freq);
  void setPWM(uint8_t num, uint16_t on, uint16_t off);
  void setPin(uint8_t num, uint16_t val, bool invert=false);

 private:
  uint8_t i2c_addr;

  uint8_t read8(uint8_t addr);
  void write8(uint8_t addr, uint8_t d);
};

#endif