39 lines
868 B
C
39 lines
868 B
C
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#ifndef MICROBIT_I2C_H
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#define MICROBIT_I2C_H
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#include "mbed.h"
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#define MICROBIT_I2C_MAX_RETRIES 9
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/**
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* Class definition for MicroBitI2C.
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*
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* Represents a wrapped mbed call to hopefully fix silicon issues once and for all.
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*/
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class MicroBitI2C : public I2C
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{
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uint8_t retries;
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public:
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/**
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* Constructor.
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* Create an instance of i2c
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* @param sda the Pin to be used for SDA
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* @param scl the Pin to be used for SCL
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* Example:
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* @code
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* MicroBitI2C i2c(MICROBIT_PIN_SDA, MICROBIT_PIN_SCL);
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* @endcode
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* @note this should prevent i2c lockups as well.
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*/
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MicroBitI2C(PinName sda, PinName scl);
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int read(int address, char *data, int length, bool repeated = false);
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int write(int address, const char *data, int length, bool repeated = false);
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};
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#endif
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