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39 lines
866 B
39 lines
866 B
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#ifndef _PCA9555_H_
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#define _PCA9555_H_
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#include <iostream>
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#include "../../communication/i2c/i2c.hpp"
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#define PCA9555_ADDR 0x20 // Device Adress
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#define PCA9555_INPUT_PORT_0_REG 0x00
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#define PCA9555_INPUT_PORT_1_REG 0x01
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#define PCA9555_OUTPUT_PORT_0_REG 0x02
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#define PCA9555_OUTPUT_PORT_1_REG 0x03
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#define PCA9555_POLARITY_INV_0_REG 0x04
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#define PCA9555_POLARITY_INV_1_REG 0x05
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#define PCA9555_CONFIG_0_REG 0x06
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#define PCA9555_CONFIG_1_REG 0x07
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class Pca9555
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{
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public:
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Pca9555(I2C *i2c);
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uint8_t readPin(uint8_t pin);
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void setPin(uint8_t pin, uint8_t direction); // 1 = input 0 = output
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void setPinPolarity(uint8_t pin, uint8_t polarity); // 1 = Inverted 0 = Normal
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uint8_t getInterrupt();
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void setAllOut();
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void setAllIn();
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private:
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I2C* i2c_pca9555;
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uint8_t intPinSrc;
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uint8_t intPinDir;
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uint8_t intPinPol;
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};
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#endif
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