diff options
Diffstat (limited to 'software/main/PCF8575.h')
| -rw-r--r-- | software/main/PCF8575.h | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/software/main/PCF8575.h b/software/main/PCF8575.h deleted file mode 100644 index 660b2c6..0000000 --- a/software/main/PCF8575.h +++ /dev/null @@ -1,208 +0,0 @@ -/*
- * PCF8575 GPIO Port Expand
- * https://www.mischianti.org/2019/07/22/pcf8575-i2c-16-bit-digital-i-o-expander/
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 Renzo Mischianti www.mischianti.org All right reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef PCF8575_h
-#define PCF8575_h
-
-#include "Wire.h"
-
-#if ARDUINO >= 100
-#include "Arduino.h"
-#else
-#include "WProgram.h"
-#endif
-
-// Uncomment to enable printing out nice debug messages.
-// #define PCF8575_DEBUG
-
-// Uncomment for low memory usage this prevent use of complex DigitalInput structure and free 7byte of memory
-// #define PCF8575_LOW_MEMORY
-
-// Define where debug output will be printed.
-#define DEBUG_PRINTER Serial
-
-// Define to manage original pinout of pcf8575
-// like datasheet but not sequential
-//#define NOT_SEQUENTIAL_PINOUT
-
-// Setup debug printing macros.
-#ifdef PCF8575_DEBUG
- #define DEBUG_PRINT(...) { DEBUG_PRINTER.print(__VA_ARGS__); }
- #define DEBUG_PRINTLN(...) { DEBUG_PRINTER.println(__VA_ARGS__); }
-#else
- #define DEBUG_PRINT(...) {}
- #define DEBUG_PRINTLN(...) {}
-#endif
-
-#define READ_ELAPSED_TIME 10
-
-//#define P0 B00000001
-//#define P1 B00000010
-//#define P2 B00000100
-//#define P3 B00001000
-//#define P4 B00010000
-//#define P5 B00100000
-//#define P6 B01000000
-//#define P7 B10000000
-//
-#ifdef NOT_SEQUENTIAL_PINOUT
- #define P00 0
- #define P01 1
- #define P02 2
- #define P03 3
- #define P04 4
- #define P05 5
- #define P06 6
- #define P07 7
- #define P10 8
- #define P11 9
- #define P12 10
- #define P13 11
- #define P14 12
- #define P15 13
- #define P16 14
- #define P17 15
-#else
- #define P0 0
- #define P1 1
- #define P2 2
- #define P3 3
- #define P4 4
- #define P5 5
- #define P6 6
- #define P7 7
- #define P8 8
- #define P9 9
- #define P10 10
- #define P11 11
- #define P12 12
- #define P13 13
- #define P14 14
- #define P15 15
-#endif
-
-#include <math.h>
-
-
-class PCF8575 {
-public:
-
- PCF8575(uint8_t address);
- PCF8575(uint8_t address, uint8_t interruptPin, void (*interruptFunction)() );
-
-#if !defined(__AVR) && !defined(__STM32F1__)
- PCF8575(uint8_t address, uint8_t sda, uint8_t scl);
- PCF8575(uint8_t address, uint8_t sda, uint8_t scl, uint8_t interruptPin, void (*interruptFunction)());
-#endif
-
-#ifdef ESP32
- ///// changes for second i2c bus
- PCF8575(TwoWire *pWire, uint8_t address);
- PCF8575(TwoWire *pWire, uint8_t address, uint8_t sda, uint8_t scl);
-
- PCF8575(TwoWire *pWire, uint8_t address, uint8_t interruptPin, void (*interruptFunction)() );
- PCF8575(TwoWire *pWire, uint8_t address, uint8_t sda, uint8_t scl, uint8_t interruptPin, void (*interruptFunction)());
-#endif
-
- void begin();
- void pinMode(uint8_t pin, uint8_t mode);
-
- void readBuffer(bool force = true);
- uint8_t digitalRead(uint8_t pin);
- #ifndef PCF8575_LOW_MEMORY
- struct DigitalInput {
-#ifdef NOT_SEQUENTIAL_PINOUT
- uint8_t p00;
- uint8_t p01;
- uint8_t p02;
- uint8_t p03;
- uint8_t p04;
- uint8_t p05;
- uint8_t p06;
- uint8_t p07;
- uint8_t p10;
- uint8_t p11;
- uint8_t p12;
- uint8_t p13;
- uint8_t p14;
- uint8_t p15;
- uint8_t p16;
- uint8_t p17;
-#else
- uint8_t p0;
- uint8_t p1;
- uint8_t p2;
- uint8_t p3;
- uint8_t p4;
- uint8_t p5;
- uint8_t p6;
- uint8_t p7;
- uint8_t p8;
- uint8_t p9;
- uint8_t p10;
- uint8_t p11;
- uint8_t p12;
- uint8_t p13;
- uint8_t p14;
- uint8_t p15;
-#endif
- } digitalInput;
-
-
- DigitalInput digitalReadAll(void);
- #else
- uint16_t digitalReadAll(void);
- #endif
- void digitalWrite(uint8_t pin, uint8_t value);
-
-private:
- uint8_t _address;
-
- #if defined(__AVR) || defined(__STM32F1__)
- uint8_t _sda;
- uint8_t _scl;
- #else
- uint8_t _sda = SDA;
- uint8_t _scl = SCL;
- #endif
-
- TwoWire *_wire;
-
- bool _usingInterrupt = false;
- uint8_t _interruptPin = 2;
- void (*_interruptFunction)(){};
-
- uint16_t writeMode = 0;
- uint16_t readMode = 0;
- uint16_t byteBuffered = 0;
- unsigned long lastReadMillis = 0;
-
- uint16_t writeByteBuffered = 0;
-
-};
-
-#endif
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