72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
/**
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AT24CX_Soft.h
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Library for using the EEPROM AT24C32/64
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Copyright (c) 2014 Christian Paul
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#ifndef AT24CX_Soft_h
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#define AT24CX_Soft_h
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// includes
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#include <Arduino.h>
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#include <SoftwareWire.h>
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// byte
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typedef uint8_t byte;
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// AT24Cx I2C adress
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// 80
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// 0x50
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#define AT24CX_Soft_ID B1010000
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// general class definition
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class AT24CX_Soft {
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public:
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AT24CX_Soft(byte index, byte pageSize, SoftwareWire *theWire);
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void write(unsigned int address, byte data);
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void write(unsigned int address, byte *data, int n);
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void writeInt(unsigned int address, unsigned int data);
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void writeLong(unsigned int address, unsigned long data);
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void writeFloat(unsigned int address, float data);
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void writeDouble(unsigned int address, double data);
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void writeChars(unsigned int address, char *data, int length);
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byte read(unsigned int address);
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void read(unsigned int address, byte *data, int n);
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unsigned int readInt(unsigned int address);
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unsigned long readLong(unsigned int address);
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float readFloat(unsigned int address);
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double readDouble(unsigned int address);
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void readChars(unsigned int address, char *data, int n);
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protected:
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void init(byte index, byte pageSize, SoftwareWire *theWire);
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private:
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SoftwareWire *_wire;
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void read(unsigned int address, byte *data, int offset, int n);
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void write(unsigned int address, byte *data, int offset, int n);
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void connect(unsigned int address);
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int _id;
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byte _b[8];
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byte _pageSize;
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};
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#endif
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