public string ReceiveMessage()
{
string response = "";
if (IsSetup())
{
try
{
while (response == "" || response == null)
{
response = serialPort.ReadLine();
if (response != null && response != "")
{
#if debugSerial
Debug.Log("ArduinityCommunicator::RecieveMessage(): got response " + response);
#endif
return response;
}
}
}
#if debugSerial
catch (Exception e)
{
Debug.Log("ArduinityCommunicator::RecieveMessage(): exception trying to read " + e.Message);
}
#else
catch
{
}
#endif
}
else
{
#if debugSerial
Debug.Log("ArduinityCommunicator::RecieveMessage(): serial is not open for reading");
#endif
}
return response;
}
void LateUpdate()
{
if (continuousUpdate && IsSetup())
{
// TODO: wrap this all in an updatepins function
string message;
// TODO: switch this to batch mode
for (int i = 0; i < digitalPins.Length; i++)
{
if (digitalPinModes[i] == ArduinoDigitalPinMode.INPUT ||
digitalPinModes[i] == ArduinoDigitalPinMode.INPUT_PULLUP)
{
// response should be something like 'arduinity_dvalue 6 1'
// which is pin six value high
string response = arduinoCommunicator.SendReceiveMessage("arduinity_dread " + i);
// read the last number in the response string
/*int receivedPin = int.Parse(response.Substring(response.IndexOf(' ')+1,response.LastIndexOf(' ')));
* if(receivedPin != i) Debug.Log("Arduinity::LateUpdate(): recieved late message (" + response + ")");
* digitalPins[receivedPin] = int.Parse(response.Substring(response.LastIndexOf(' ') + 1));*/
digitalPins[i] = int.Parse(response.Substring(response.LastIndexOf(' ') + 1));
}
else if (digitalPinModes[i] == ArduinoDigitalPinMode.OUTPUT)
{
message = "arduinity_dwrite " + i + " " + digitalPins[i];
arduinoCommunicator.SendMessage(message);
#if debugSerialMessage
Debug.Log("ArduinitySerialInterface::LateUpdate(): sent message: " + message);
#endif
}
else if (digitalPinModes[i] == ArduinoDigitalPinMode.OUTPUT_PWM)
{
message = "arduinity_pwrite " + i + " " + digitalPins[i];
arduinoCommunicator.SendMessage(message);
#if debugSerialMessage
Debug.Log("ArduinitySerialInterface::LateUpdate(): sent message: " + message);
#endif
}
}
for (int i = 0; i < analogPins.Length; i++)
{
if (analogPinModes[i] == ArduinoAnalogPinMode.INPUT)
{
string response = arduinoCommunicator.SendReceiveMessage("arduinity_aread " + i);
// this will protect from trying to parse empty strings
if (response == "" || response == null)
{
continue;
}
analogPins[i] = int.Parse(response.Substring(response.LastIndexOf(' ') + 1));
}
/*else if (analogPinModes[i] == ArduinoAnalogPinMode.OUTPUT_DIGITAL)
* {
* message = "arduinity_dwrite A" + i + analogPins[i];
* arduinoCommunicator.SendMessage(message);
* }*/
}
#if debugSerial
Debug.Log(arduinoCommunicator.ReceiveMessage());
#endif
}
}