private void DetermineQueryLength(int retries)
{
SendMsg(NEW_QUERY_MSG);
var response = ReadMsg(2);
if (response.Length == 2)
{
m_queryLen = 14;
return;
}
SendMsg(OLD_QUERY_MSG);
response = ReadMsg(2);
if (response.Length >= 2)
{
if (response[1] == 0x1)
{
m_protocol = LedProtocolType.kLedNet_Original;
m_useChecksum = false;
m_queryLen = 11;
return;
}
else
{
m_useChecksum = true;
}
}
if (retries > 0)
{
DetermineQueryLength(retries - 1);
return;
}
throw new UnknownProtocolException("Unable to determine protocol.");
}
public void UpdateState(int retries = 2)
{
if (!m_socket.Connected)
{
Connect();
}
byte[] state = QueryState(retries);
// typical response:
// pos 0 1 2 3 4 5 6 7 8 9 10
// 66 01 24 39 21 0a ff 00 00 01 99
// | | | | | | | | | | |
// | | | | | | | | | | checksum
// | | | | | | | | | warmwhite
// | | | | | | | | blue
// | | | | | | | green
// | | | | | | red
// | | | | | speed: 0f = highest f0 is lowest
// | | | | <don't know yet>
// | | | preset pattern
// | | off(23)/on(24)
// | type
// msg head
//
// response from a 5-channel LEDENET controller:
// pos 0 1 2 3 4 5 6 7 8 9 10 11 12 13
// 81 25 23 61 21 06 38 05 06 f9 01 00 0f 9d
// | | | | | | | | | | | | | |
// | | | | | | | | | | | | | checksum
// | | | | | | | | | | | | color mode (f0 colors were set, 0f whites, 00 all were set)
// | | | | | | | | | | | cold-white
// | | | | | | | | | | <don't know yet>
// | | | | | | | | | warmwhite
// | | | | | | | | blue
// | | | | | | | green
// | | | | | | red
// | | | | | speed: 0f = highest f0 is lowest
// | | | | <don't know yet>
// | | | preset pattern
// | | off(23)/on(24)
// | type
// msg head
//
// Devices that don't require a separate rgb/w bit
if (state[1] == 0x04 ||
state[1] == 0x33 ||
state[1] == 0x81)
{
m_rgbwprotocol = true;
}
//Devices that actually support rgbw
if (state[1] == 0x04 ||
state[1] == 0x25 ||
state[1] == 0x33 ||
state[1] == 0x81)
{
RGBWCapable = true;
}
//Devices that use an 8-byte protocol
if (state[1] == 0x25 ||
state[1] == 0x27 ||
state[1] == 0x35)
{
m_protocol = LedProtocolType.kLedNet_9byte;
}
//Devices that use the original LEDENET protocol
if (state[1] == 0x01)
{
m_protocol = LedProtocolType.kLedNet_Original;
m_useChecksum = false;
}
byte pattern = state[3];
byte ww_level = state[9];
m_mode = DetermineMode(ww_level, pattern);
if (m_mode == LedMode.kUnknown)
{
if (retries < 1)
{
throw new UnknownModeException();
}
UpdateState(retries - 1);
return;
}
byte power_state = state[2];
if (power_state == 0x23)
{
IsOn = true;
}
else if (power_state == 0x24)
{
IsOn = false;
}
m_rawState = state;
}
