InetrfaceProducts NXP / PCA962x

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Dependencies:   CompLedDvr

Dependents:   PCA9626_Hello PCA9624_Hello PCA9622_Hello

base_class/PCA962x.h@0:7a206e6db594, 2015-02-26 (annotated)

Committer:
nxp_ip
Date:
Thu Feb 26 09:16:41 2015 +0000
Revision:
0:7a206e6db594
Child:
1:6fcc4f604988
Initial version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nxp_ip 0:7a206e6db594 1 /** PCA962x PWM control LED driver family
nxp_ip 0:7a206e6db594 2 *
nxp_ip 0:7a206e6db594 3 * Abstract class for PCA962x family
nxp_ip 0:7a206e6db594 4 * No instance can be made from this class
nxp_ip 0:7a206e6db594 5 *
nxp_ip 0:7a206e6db594 6 * @class PCA9956A
nxp_ip 0:7a206e6db594 7 * @author Akifumi (Tedd) OKANO, NXP Semiconductors
nxp_ip 0:7a206e6db594 8 * @version 0.5
nxp_ip 0:7a206e6db594 9 * @date 26-Feb-2015
nxp_ip 0:7a206e6db594 10 *
nxp_ip 0:7a206e6db594 11 * Released under the Apache 2 license License
nxp_ip 0:7a206e6db594 12 */
nxp_ip 0:7a206e6db594 13
nxp_ip 0:7a206e6db594 14 #ifndef MBED_PCA962x
nxp_ip 0:7a206e6db594 15 #define MBED_PCA962x
nxp_ip 0:7a206e6db594 16
nxp_ip 0:7a206e6db594 17 #include "mbed.h"
nxp_ip 0:7a206e6db594 18
nxp_ip 0:7a206e6db594 19 #define ALLPORTS 0xFF
nxp_ip 0:7a206e6db594 20 #define DEFAULT_PWM 1.0
nxp_ip 0:7a206e6db594 21
nxp_ip 0:7a206e6db594 22 /** PCA962x class
nxp_ip 0:7a206e6db594 23 *
nxp_ip 0:7a206e6db594 24 * Abstract class for PCA962x family
nxp_ip 0:7a206e6db594 25 * No instance can be made from this class
nxp_ip 0:7a206e6db594 26 */
nxp_ip 0:7a206e6db594 27 class PCA962x
nxp_ip 0:7a206e6db594 28 {
nxp_ip 0:7a206e6db594 29 public:
nxp_ip 0:7a206e6db594 30 PCA962x( PinName i2c_sda, PinName i2c_scl, char i2c_address = DEFAULT_I2C_ADDR );
nxp_ip 0:7a206e6db594 31 PCA962x( I2C &i2c_obj, char i2c_address = DEFAULT_I2C_ADDR );
nxp_ip 0:7a206e6db594 32 virtual ~PCA962x();
nxp_ip 0:7a206e6db594 33
nxp_ip 0:7a206e6db594 34 void reset( void );
nxp_ip 0:7a206e6db594 35
nxp_ip 0:7a206e6db594 36 void pwm( int port, float v );
nxp_ip 0:7a206e6db594 37 void pwm( float *vp );
nxp_ip 0:7a206e6db594 38 virtual int number_of_ports( void ) = 0;
nxp_ip 0:7a206e6db594 39
nxp_ip 0:7a206e6db594 40 void write( char reg_addr, char data );
nxp_ip 0:7a206e6db594 41 void write( char *data, int length );
nxp_ip 0:7a206e6db594 42 char read( char reg_addr );
nxp_ip 0:7a206e6db594 43 void read( char reg_addr, char *data, int length );
nxp_ip 0:7a206e6db594 44
nxp_ip 0:7a206e6db594 45 protected:
nxp_ip 0:7a206e6db594 46 enum {
nxp_ip 0:7a206e6db594 47 DEFAULT_I2C_ADDR = 0xC0,
nxp_ip 0:7a206e6db594 48 AUTO_INCREMENT = 0x80,
nxp_ip 0:7a206e6db594 49 PWMALL = 0xFF
nxp_ip 0:7a206e6db594 50 };
nxp_ip 0:7a206e6db594 51
nxp_ip 0:7a206e6db594 52 private:
nxp_ip 0:7a206e6db594 53 virtual void initialize( void ) = 0;
nxp_ip 0:7a206e6db594 54 virtual char pwm_register_access( int port ) = 0;
nxp_ip 0:7a206e6db594 55
nxp_ip 0:7a206e6db594 56 I2C *i2c_p;
nxp_ip 0:7a206e6db594 57 I2C &i2c;
nxp_ip 0:7a206e6db594 58 char address; // I2C slave address
nxp_ip 0:7a206e6db594 59 }
nxp_ip 0:7a206e6db594 60 ;
nxp_ip 0:7a206e6db594 61
nxp_ip 0:7a206e6db594 62 #endif // MBED_PCA962x