public async Task ReadAsync(int count, IProgress <byte[]> progress)
{
decimal reads = Math.Ceiling(((decimal)count / ioLimit));
byte[] data;
await Task.Run(async() =>
{
for (int i = 0; i < reads; i++)
{
int readOffset = i * ioLimit;
int readAddress = (int)Position + readOffset;
int readLength = Math.Min(count - readOffset, ioLimit);
List <byte> outputBytes = new List <byte>();
outputBytes.AddAll(BitConverter.GetBytes(readAddress));
outputBytes.Add((byte)readLength);
byte[] output = outputBytes.ToArray();
Console.WriteLine($"SPI read ({i + 1}/{reads})...");
PacketData packet = await command.SendSubcommandAsync(0x1, 0x10, output, (p) =>
p.Data.Take(output.Length).SequenceEqual(output) // check that read is the one requested
);
data = packet.Data.Skip(output.Length).Take(readLength).ToArray();
progress.Report(data);
}
});
}
