SPI.WriteRead Method (Byte[], Byte[], Int32)
Writes an array of bytes to the interface, and reads an array of bytes from the interface into a specified location in the read buffer.
Namespace: Microsoft.SPOT.Hardware
Assembly: Microsoft.SPOT.Hardware (in microsoft.spot.hardware.dll)
Syntax
[MethodImplAttribute]
public void WriteRead (
byte[] writeBuffer,
ref byte[] readBuffer,
intreadOffset
)
Parameters
- writeBuffer
The buffer that will write to the interface. - readBuffer
The buffer that will store the data that is read from the interface. - readOffset
The read offset, which is the number of write transactions that will occur before the first read transaction starts.
Remarks
You must size the buffer correctly, according to the specific protocol for the hardware device. Note that this protocol varies from one device to another.
This method uses the interface in 8-bit mode.
Version Information
Available in .NET Micro Framework version 2.0, 2.5