public override EEPROM_BUFFER ReadPage(int addr, int len = EEPROM_BASE_CLASS.DEFAULT_PAGE_SIZE)
{
var r = new EEPROM_BUFFER(len);
#if NUSBIO2
var inBuffer = new List <byte>()
{
(byte)(addr >> 8), (byte)(addr & 0xFF)
};
r.Buffer = new byte[len]; // Must pre allocate the buffer for now
r.Succeeded = Nusbio2NAL.I2C_Helper_WriteRead(base.DeviceId, inBuffer.ToArray(), r.Buffer) == 1;
return(r);
#else
#if OPTIMIZE_I2C_CALL
// This method is faster because the I2C write and read operations are
// combined in one USB buffer
r.Succeeded = this._i2c.Send16BitsAddressAndReadBuffer(addr, len, r.Buffer);
#else
// Slower method because we have one USB operation for the I2C write
// and one USB operation for the I2C read
// The transfer of the data per say is the same
var tmpArray = new byte[2];
if (this._i2c.WriteBuffer(new byte[2] {
(byte)(addr >> 8), (byte)(addr & 0xFF)
}))
{
r.Succeeded = this._i2c.ReadBuffer(len, r.Buffer);
}
#endif
#endif
return(r);
}
bool Ii2cOut.i2c_WriteReadBuffer(byte[] writeBuffer, byte[] readBuffer)
{
#if NUSBIO2
var r = Nusbio2NAL.I2C_Helper_WriteRead(this.DeviceID, writeBuffer, readBuffer) == 1;
return(r);
#else
if (this._i2c.WriteBuffer(writeBuffer))
{
return(this._i2c.ReadBuffer(readBuffer.Length, readBuffer));
}
else
{
return(false);
}
#endif
}
