void ESP8266::readResponse(unsigned long timeout, void(*handler)(uint8_t serialResponseStatus)) {
switch (state) {
case STATE_IDLE:
case STATE_CONNECTED:
case STATE_SENDING_DATA:
case STATE_RESETING:
state = STATE_RECIVING_DATA;
serialResponseTimestamp = currentTimestamp;
serialResponseTimeout = timeout;
serialResponseHandler = handler;
strcpy(buffer, "");
bufferCursor = 0;
//DBG("started listening\r\n");
break;
case STATE_RECIVING_DATA:
if ((currentTimestamp - serialResponseTimestamp) > serialResponseTimeout
|| currentTimestamp < serialResponseTimestamp
|| (bufferFind(responseTrueKeywords)
|| bufferFind(responseFalseKeywords)
|| bufferCursor == (SERIAL_RX_BUFFER_SIZE - 1))) {
state = STATE_DATA_RECIVED;
if (bufferFind(responseTrueKeywords) || bufferCursor == (SERIAL_RX_BUFFER_SIZE - 1)) {
//DBG(F("serial true \r\n"));
handler(SERIAL_RESPONSE_TRUE);
}
else if (bufferFind(responseFalseKeywords)) {
//DBG(F("serial false \r\n"));
handler(SERIAL_RESPONSE_FALSE);
}
else {
//DBG(F("serial timeout \r\n"));
handler(SERIAL_RESPONSE_TIMEOUT);
}
}
else {
while (_wifiSerial.available() > 0)
{
if (bufferCursor < (SERIAL_RX_BUFFER_SIZE-1)){
buffer[bufferCursor] = _wifiSerial.read();
bufferCursor++;
}
else {
DBG(F("ESP8266 lib buffer overflow \r\n"));
//empty the wifiSerial buffer'
serialFlush();
break;
}
}
buffer[bufferCursor] = '\0';
}
break;
}
lastActivityTimestamp = currentTimestamp;
//DBG(state);
}
char * ESP8266::sendATCommand(char cmd[], char keyword[], unsigned long timeout)
{
_wifiSerial.flush();
_wifiSerial.print(cmd);
unsigned long start;
start = millis();
bufferCursor = 0;
setResponseTrueKeywords(keyword);
while (millis() - start < timeout) {
if (_wifiSerial.available() > 0)
{
buffer[bufferCursor] = _wifiSerial.read();
bufferCursor++;
}
buffer[bufferCursor] = '\0';
if (bufferFind(responseTrueKeywords))
{
break;
}
}
return buffer;
}
void ESP8266::readResponse(unsigned long timeout) {
//switch (state) {
//case STATE_IDLE:
//case STATE_CONNECTED:
//case STATE_SENDING_DATA:
//case STATE_RESETING:
// state = STATE_RECIVING_DATA;
// serialResponseTimestamp = currentTimestamp;
// serialResponseTimeout = timeout;
// serialResponseHandler = handler;
// strcpy(buffer, "");
// bufferCursor = 0;
// //DBG("started listening\r\n");
// break;
//case STATE_RECIVING_DATA:
if ((currentTimestamp - serialResponseTimestamp) > serialResponseTimeout
|| currentTimestamp < serialResponseTimestamp
|| (bufferFind(responseTrueKeywords)
|| bufferFind(responseFalseKeywords)
|| bufferCursor == (SERIAL_RX_BUFFER_SIZE - 1))) {
//state = STATE_DATA_RECIVED;
if (bufferFind(responseTrueKeywords) || bufferCursor == (SERIAL_RX_BUFFER_SIZE - 1)) {
//DBG(F("serial true \r\n"));
callSerialResponseMethod(SERIAL_RESPONSE_TRUE);
}
else if (bufferFind(responseFalseKeywords)) {
//DBG(F("serial false \r\n"));
callSerialResponseMethod(SERIAL_RESPONSE_FALSE);
}
else {
//DBG(F("serial timeout \r\n"));
callSerialResponseMethod(SERIAL_RESPONSE_TIMEOUT);
}
}
else {
/*Serial.println("readResponse");
if(m_puart->available() > 0) {
char a = m_puart->read();
}*/
/*String data;
char a;
while(m_puart->available() > 0) {
a = m_puart->read();
Serial.println(a);
if(a == '\0') continue;
data += a;
}*/
while (m_puart->available() > 0)
{
//Serial.println("available");
if (bufferCursor < (SERIAL_RX_BUFFER_SIZE-1)){
buffer[bufferCursor] =m_puart->read();
Serial.print( buffer[bufferCursor]);
bufferCursor++;
}
else {
//DBG(F("ESP8266 lib buffer overflow \r\n"));
//empty the wifiSerial buffer'
rx_empty();
break;
}
}
buffer[bufferCursor] = '\0';
//bufferCursor = 0;
}
/*break;
}*/
//lastActivityTimestamp = currentTimestamp;
////DBG(state);
}
