37 lines
956 B
C
37 lines
956 B
C
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#pragma once
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#include "Arduino.h"
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#include "Wire.h"
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#define XL9535_IIC_ADDRESS 0X20
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#define XL9535_INPUT_PORT_0_REG 0X00
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#define XL9535_INPUT_PORT_1_REG 0X01
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#define XL9535_OUTPUT_PORT_0_REG 0X02
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#define XL9535_OUTPUT_PORT_1_REG 0X03
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#define XL9535_INVERSION_PORT_0_REG 0X04
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#define XL9535_INVERSION_PORT_1_REG 0X05
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#define XL9535_CONFIG_PORT_0_REG 0X06
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#define XL9535_CONFIG_PORT_1_REG 0X07
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class XL9535 {
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public:
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XL9535(){};
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~XL9535(){};
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void begin(bool A0 = 0, bool A1 = 0, bool A2 = 0, TwoWire *wire = &Wire);
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void pinMode(uint8_t pin, uint8_t mode);
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void pinMode8(uint8_t port, uint8_t pin, uint8_t mode);
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void digitalWrite(uint8_t pin, uint8_t val);
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int digitalRead(uint8_t pin);
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void read_all_reg();
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protected:
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void writeRegister(uint8_t reg, uint8_t *data, uint8_t len);
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uint8_t readRegister(uint8_t reg, uint8_t *data, uint8_t len);
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uint8_t _address;
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TwoWire *_wire;
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bool is_found;
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};
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