Interface II2cBus
Represents an I2C bus.
Assembly: Meadow.Contracts.dll
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public interface II2cBus : IDisposable
Properties
BusSpeed
Gets or sets the bus clock speed.
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I2cBusSpeed BusSpeed { get; set; }
Methods
Read(byte, Span<byte>)
Reads bytes from a peripheral.
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void Read(byte peripheralAddress, Span<byte> readBuffer)
Parameters
| Type | Name | Description |
|---|---|---|
System.Byte | peripheralAddress | The I2C address to read. |
System.Span<System.Byte> | readBuffer | The buffer used for data reception. |
Write(byte, Span<byte>)
Writes a number of bytes to the bus.
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void Write(byte peripheralAddress, Span<byte> writeBuffer)
Parameters
| Type | Name | Description |
|---|---|---|
System.Byte | peripheralAddress | The address of the I2C peripheral. |
System.Span<System.Byte> | writeBuffer | The data to be written. |
Exchange(byte, Span<byte>, Span<byte>)
Writes data from the write buffer to a peripheral on the bus, then resets the bus and reads the return data into the read buffer.
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void Exchange(byte peripheralAddress, Span<byte> writeBuffer, Span<byte> readBuffer)
Parameters
| Type | Name | Description |
|---|---|---|
System.Byte | peripheralAddress | The address of the I2C peripheral. |
System.Span<System.Byte> | writeBuffer | The buffer to read data from. |
System.Span<System.Byte> | readBuffer | The buffer to read returning data into. |