O Expander with Serial Interface.]

40-Bit I/O Expander with Serial Interface.

#include <otPCA9505.h>

Public Types

typedef otPCA9505::PortIndex PortIndex

enum PortIndex {
PORT_A, PORT_B, PORT_C, PORT_D,
PORT_E
}

Public Member Functions

otPCA9505 ()

void init (U8 addressIndex=0)

void setPortDir (U8 a, U8 b, U8 c, U8 d, U8 e)

void setPortDir (PortIndex pi, U8 dir)

void setPortDir (PortIndex pi, U8 bit, bool out)

void setPortPolarity (U8 a, U8 b, U8 c, U8 d, U8 e)

void setPortPolarity (PortIndex pi, U8 inv)

void setPortPolarity (PortIndex pi, U8 bit, bool invert)

void setPortInterrupt (U8 a, U8 b, U8 c, U8 d, U8 e)

void setPortInterrupt (PortIndex pi, U8 ena)

void setPortInterrupt (PortIndex pi, U8 bit, bool enable)

void writePort (U8 a, U8 b, U8 c, U8 d, U8 e)

void writePort (PortIndex pi, U8 val)

void setBit (PortIndex pi, U8 bit, bool set)

U8 readPort (PortIndex pi)

void readPort (U8 *port)

bool testBit (PortIndex pi, U8 bit)

Member Typedef Documentation

typedef otPCA9505::PortIndex otPCA9505.PortIndex

Member Enumeration Documentation

enum otPCA9505::PortIndex

Enumeration values:

PORT_A Port A.

PORT_B Port B.

PORT_C Port C.

PORT_D Port D.

PORT_E Port E.

Constructor & Destructor Documentation

otPCA9505.otPCA9505 ( )

Create the class.

Member Function Documentation

void otPCA9505.init ( U8 addressIndex = 0 )

Init the port and set the base address
Parameters:

addressIndex Select which device is selected in the range 0:7

void otPCA9505.readPort ( U8 * port )

Read all ports
Parameters:

port Pointer to a byte array of 5 elements

Returns:
port[0] = PORT_A, ...

U8 otPCA9505.readPort ( PortIndex pi )

Read a port contents
Parameters:

pi Port index, see PortIndex.

Returns:
The port contents

void otPCA9505.setBit ( PortIndex pi,

U8 bit,

bool set

)

Set a bit of a specific port
Parameters:

pi Port index, see PortIndex.

bit Bit selection 7:0

set True to set, false to clear

void otPCA9505.setPortDir ( PortIndex pi,

U8 bit,

bool out

)

Set direction of a specific port and related bit, set TRUE for output or FALSE for input
Parameters:

pi Port index, see PortIndex.

bit Bit selection 7:0

out Set true for output, false for input

void otPCA9505.setPortDir ( PortIndex pi,

U8 dir

)

Set direction of a specific port, , set each bit to 1 for output or 0 for input
Parameters:

pi Port index, see PortIndex.

dir Set each bit to 1 for output or 0 for input

void otPCA9505.setPortDir ( U8 a,

U8 b,

U8 c,

U8 d,

U8 e

)

Set direction of each of each port, set each bit to 1 for output or 0 for input
Parameters:

a Port A direction

b Port B direction

c Port C direction

d Port D direction

e Port E direction

void otPCA9505.setPortInterrupt ( PortIndex pi,

U8 bit,

bool enable

)

Set the interrupt mask of a specific port and related bit, set TRUE for interrupt enable or FALSE for mask
Parameters:

pi Port index, see PortIndex.

bit Bit selection 7:0

enable Set true to enable

void otPCA9505.setPortInterrupt ( PortIndex pi,

U8 ena

)

Set the interrupt mask of a specific port, set each bit to 1 for interrupt enable or 0 for mask
Parameters:

pi Port index, see PortIndex.

ena Set true for enable, false for mask

void otPCA9505.setPortInterrupt ( U8 a,

U8 b,

U8 c,

U8 d,

U8 e

)

Set the interrupt mask of each port, set each bit to 1 for interrupt enable or 0 for mask
Parameters:

a Port A interrupt mask

b Port B interrupt mask

c Port C interrupt mask

d Port D interrupt mask

e Port E interrupt mask

void otPCA9505.setPortPolarity ( PortIndex pi,

U8 bit,

bool invert

)

Set polarity of a specific port and related bit, set TRUE for invert or FALSE for not invert
Parameters:

pi Port index, see PortIndex.

bit Bit selection 7:0

invert Set true for invert, false for not invert

void otPCA9505.setPortPolarity ( PortIndex pi,

U8 inv

)

Set polarity of a specific port, set each bit to 1 for invert or 0 for not invert
Parameters:

pi Port index, see PortIndex.

inv Set each bit to 1 for invert or 0 for not

void otPCA9505.setPortPolarity ( U8 a,

U8 b,

U8 c,

U8 d,

U8 e

)

Set polarity of each of each port, set each bit to 1 for invert or 0 for not invert
Parameters:

a Port A polarity

b Port B polarity

c Port C polarity

d Port D polarity

e Port E polarity

bool otPCA9505.testBit ( PortIndex pi,

U8 bit

)

Test a bit of a specific port
Parameters:

pi Port index, see PortIndex.

bit Bit selection 7:0

Returns:
True if a specific bit is set or false if not

void otPCA9505.writePort ( PortIndex pi,

U8 val

)

Write a specific port
Parameters:

pi Port index, see PortIndex.

val Data to be write

void otPCA9505.writePort ( U8 a,

U8 b,

U8 c,

U8 d,

U8 e

)

Write on all ports
Parameters:

a Port A

b Port B

c Port C

d Port D

e Port E

The documentation for this class was generated from the following file:

otPCA9505.h

footer


Public Types
typedef otPCA9505::PortIndex	PortIndex
enum	PortIndex { PORT_A, PORT_B, PORT_C, PORT_D, PORT_E }
Public Member Functions
	otPCA9505 ()
void	init (U8 addressIndex=0)
void	setPortDir (U8 a, U8 b, U8 c, U8 d, U8 e)
void	setPortDir (PortIndex pi, U8 dir)
void	setPortDir (PortIndex pi, U8 bit, bool out)
void	setPortPolarity (U8 a, U8 b, U8 c, U8 d, U8 e)
void	setPortPolarity (PortIndex pi, U8 inv)
void	setPortPolarity (PortIndex pi, U8 bit, bool invert)
void	setPortInterrupt (U8 a, U8 b, U8 c, U8 d, U8 e)
void	setPortInterrupt (PortIndex pi, U8 ena)
void	setPortInterrupt (PortIndex pi, U8 bit, bool enable)
void	writePort (U8 a, U8 b, U8 c, U8 d, U8 e)
void	writePort (PortIndex pi, U8 val)
void	setBit (PortIndex pi, U8 bit, bool set)
U8	readPort (PortIndex pi)
void	readPort (U8 *port)
bool	testBit (PortIndex pi, U8 bit)

otPCA9505 Class Reference [PCA9505 - 40-Bit I/O Expander with Serial Interface., PCA9505 - 40-Bit I/O Expander with Serial Interface.]

Public Types

Public Member Functions

Member Typedef Documentation

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

otPCA9505 Class Reference
[PCA9505 - 40-Bit I/O Expander with Serial Interface., PCA9505 - 40-Bit I/O Expander with Serial Interface.]