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File and class renaming

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Chris Kaczor
2015-01-16 18:06:47 -05:00
parent 47db415506
commit be11e8c8cb
17 changed files with 178 additions and 228 deletions
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184
DeviceFamily12.cs Normal file
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namespace OneWireAPI
{
public class DeviceFamily12 : Device
{
private const byte ChannelAccessCommand = 0xF5;
private const byte WriteStatusCommand = 0x55;
private const byte ReadStatusCommand = 0xAA;
public DeviceFamily12(Session session, short[] id)
: base(session, id)
{
// Just call the base constructor
}
public bool IsPowered(byte[] state)
{
return ((state[0] & 0x80) == 0x80);
}
public bool GetLevel(int channel, byte[] state)
{
if (channel == 0)
return ((state[0] & 0x04) == 0x04);
return ((state[0] & 0x08) == 0x08);
}
public bool GetLatchState(int channel, byte[] state)
{
if (channel == 0)
return ((state[1] & 0x20) != 0x20);
return ((state[1] & 0x40) != 0x40);
}
public void SetLatchState(int channel, bool latchState, byte[] state)
{
if (channel == 0)
{
state[1] &= 0xDF;
if (!latchState)
state[1] = (byte) (state[1] | 0x20);
}
else
{
state[1] &= 0xBF;
if (!latchState)
state[1] = (byte) (state[1] | 0x40);
}
}
public byte[] ReadDevice()
{
// Select and access the ID of the device we want to talk to
Adapter.Select(DeviceId);
// Data buffer to send over the network
var data = new byte[30];
// How many bytes of data to send
short dataCount = 0;
// Set the commmand to execute
data[dataCount++] = ChannelAccessCommand;
// Set the data
data[dataCount++] = 0x55;
data[dataCount++] = 0xFF;
// Read the info, dummy data and CRC16
for (var i = 3; i < 7; i++)
data[dataCount++] = 0xFF;
// Send the data
Adapter.SendBlock(data, dataCount);
// Calculate the CRC
var crcResult = Crc16.Calculate(data, 0, 4);
// Assemble the CRC provided by the device
var matchCrc = data[6] << 8;
matchCrc |= data[5];
matchCrc ^= 0xFFFF;
// Make sure the CRC values match
if (crcResult != matchCrc)
{
// Throw a CRC exception
throw new OneWireException(OneWireException.ExceptionFunction.Crc, DeviceId);
}
var state = new byte[2];
// Store the state data
state[0] = data[3];
// Reset the data count
dataCount = 0;
// Set the command
data[dataCount++] = ReadStatusCommand;
// Set the address to read
data[dataCount++] = 7;
data[dataCount++] = 0;
// Add data for the CRC
for (var i = 3; i < 6; i++)
data[dataCount++] = 0xFF;
// Select and access the ID of the device we want to talk to
Adapter.Select(DeviceId);
// Send the data
Adapter.SendBlock(data, dataCount);
// Calculate the CRC
crcResult = Crc16.Calculate(data, 0, 3);
// Assemble the CRC provided by the device
matchCrc = data[5] << 8;
matchCrc |= data[4];
matchCrc ^= 0xFFFF;
// Make sure the CRC values match
if (crcResult != matchCrc)
{
// Throw a CRC exception
throw new OneWireException(OneWireException.ExceptionFunction.Crc, DeviceId);
}
// Store the state data
state[1] = data[3];
return state;
}
public void WriteDevice(byte[] state)
{
// Select and access the ID of the device we want to talk to
Adapter.Select(DeviceId);
// Data buffer to send over the network
var data = new byte[30];
// How many bytes of data to send
short dataCount = 0;
// Set the commmand to execute
data[dataCount++] = WriteStatusCommand;
// Set the address
data[dataCount++] = 0x07;
data[dataCount++] = 0x00;
// Add the state
data[dataCount++] = state[1];
// Add bytes for the CRC result
data[dataCount++] = 0xFF;
data[dataCount++] = 0xFF;
// Send the data
Adapter.SendBlock(data, dataCount);
// Calculate the CRC
var crcResult = Crc16.Calculate(data, 0, 3);
// Assemble the CRC provided by the device
var matchCrc = data[5] << 8;
matchCrc |= data[4];
matchCrc ^= 0xFFFF;
// Make sure the CRC values match
if (crcResult != matchCrc)
{
// Throw a CRC exception
throw new OneWireException(OneWireException.ExceptionFunction.Crc, DeviceId);
}
}
}
}