TCA9548A Arduino Library for Soldered Boards 1.0.0
This is a library for the TCA9548A Soldered board.
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TCA9548A.h
Go to the documentation of this file.
1/* Version: 1.1.3 | License: Apache 2.0 | Author: JDWifWaf@gmail.com */
2
3#ifndef TCA9548A_H
4#define TCA9548A_h
5
6#include <Arduino.h>
7#include <Wire.h>
8
9/* Channel hex values for writeRegister() function */
10#define TCA_CHANNEL_0 0x1
11#define TCA_CHANNEL_1 0x2
12#define TCA_CHANNEL_2 0x4
13#define TCA_CHANNEL_3 0x8
14#define TCA_CHANNEL_4 0x10
15#define TCA_CHANNEL_5 0x20
16#define TCA_CHANNEL_6 0x40
17#define TCA_CHANNEL_7 0x80
18
19class TCA9548A
20{
21 public:
22 TCA9548A(uint8_t address = 0x70); // Default IC Address
23
24 void begin(TwoWire &inWire = Wire); // Default TwoWire Instance
25 void openChannel(uint8_t channel);
26 void closeChannel(uint8_t channel);
27 void writeRegister(uint8_t value);
28 inline byte readRegister() { return (byte)read(); }
29 void closeAll();
30 void openAll();
31
32 protected:
33 private:
34 TwoWire *myWire;
35 uint8_t _address;
36 uint8_t _channels;
37
38 void write(uint8_t inData);
39 uint8_t read();
40};
41
42#endif
TCA9548A::_channels
uint8_t _channels
Definition TCA9548A.h:36
TCA9548A::openAll
void openAll()
Function that connects all output channel to input.
Definition TCA9548A.cpp:77
TCA9548A::openChannel
void openChannel(uint8_t channel)
Function that connects output channel to input.
Definition TCA9548A.cpp:29
TCA9548A::writeRegister
void writeRegister(uint8_t value)
Function that directly modifies channels register in TCA9548A.
Definition TCA9548A.cpp:88
TCA9548A::myWire
TwoWire * myWire
Definition TCA9548A.h:34
TCA9548A::closeChannel
void closeChannel(uint8_t channel)
Function that disconnects output channel from input.
Definition TCA9548A.cpp:47
TCA9548A::begin
void begin(TwoWire &inWire=Wire)
Function initializes I2C communication.
Definition TCA9548A.cpp:18
TCA9548A::write
void write(uint8_t inData)
Function that writes data in registers of TCA9548A.
Definition TCA9548A.cpp:104
TCA9548A::TCA9548A
TCA9548A(uint8_t address=0x70)
Overloaded constructor with address setting.
Definition TCA9548A.cpp:11
TCA9548A::readRegister
byte readRegister()
Definition TCA9548A.h:28
TCA9548A::read
uint8_t read()
Function that reads registers from TCA9548A.
Definition TCA9548A.cpp:120
TCA9548A::closeAll
void closeAll()
Function that disconnects all output channels frominput.
Definition TCA9548A.cpp:66
TCA9548A::_address
uint8_t _address
Definition TCA9548A.h:35