switch to event loop style
This commit is contained in:
sessionm21
parent
62f1a532cc
commit
b84a0fea12
173
collar.cpp
173
collar.cpp
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@ -41,7 +41,7 @@ unsigned char loraData[50] = {"hello LoRa"};
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// How many times data transfer should occur, in seconds
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// const unsigned int sendInterval = 30;
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const unsigned int sendInterval = 60;
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const unsigned int sendInterval = 3000;
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// Pinout for Adafruit Feather 32u4 LoRa
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TinyLoRa lora = TinyLoRa(2, 10, 9);
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@ -52,7 +52,7 @@ SoftwareSerial ss(6, 7);
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* Track each pair of X and Y coordinates
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* - arrays are used by the pnpoly function
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***************************************************/
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const uint8_t N_POLY_MAX=100;
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const uint8_t N_POLY_MAX=10;
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float polyx[N_POLY_MAX];
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float polyy[N_POLY_MAX];
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int n_poly=0;
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@ -109,6 +109,7 @@ bool Fenceless_Coordinates_callback(pb_istream_t *stream, const pb_field_iter_t
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push_vert(m.x,m.y);
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return true;
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}
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return false;
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}
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/****************************************************
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* Load coordinates from protobuff stream
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@ -145,18 +146,6 @@ void import_protobuf(uint8_t *protobuffer, uint32_t size) {
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push_vert(m.coord0.x, m.coord0.y);
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}
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}
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/****************************************************
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* nanopb callback
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***************************************************/
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bool Fenceless_Coordinates_encode(pb_ostream_t *stream, const pb_field_iter_t *field, void * const * arg) {
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Serial.println("Encode called");
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return false;
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Fenceless_Coordinate c = *(Fenceless_Coordinate*)field->pData;
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if(!pb_encode_tag_for_field(stream, field)) {
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return false;
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}
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return pb_encode(stream, Fenceless_Coordinate_fields, field);
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}
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/****************************************************
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* live test of protobuf
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***************************************************/
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@ -177,7 +166,8 @@ void test() {
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void setup()
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{
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// give GPS time to start up
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delay(1000);
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delay(3000);
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/****************************************************
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* Configure USART
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* - onboard serial to usb
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@ -207,6 +197,10 @@ void setup()
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// }
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// }
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push_vert(44.55818, -123.28341);
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push_vert(44.55818, -123.28332);
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push_vert(44.558308, -123.28332);
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push_vert(44.558308, -123.28341);
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/****************************************************
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* Configure LoRa
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* - set to multi-channel
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@ -225,68 +219,46 @@ void setup()
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}
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lora.setPower(15); // 1
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/****************************************************
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* Configure Timer Interrupt
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* - set for one second intervals
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***************************************************/
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TCCR1A = 0;
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TCCR1B = 0;
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TCNT1 = 34286; // preload timer
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TCCR1B |= (1 << CS12); // 256 prescaler
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TIMSK1 |= (1 << TOIE1); // enable timer overflow interrupt
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Serial.println("OK");
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}
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const int16_t PROGRESS_BAR_COUNT = 50;
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const int16_t START_OF_LINE = 13;
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/****************************************************
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* Timer interrupt service routine
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* - this logic could be moved to loop()
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* and be controlled by a state variable
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* - generates a protobuf stream with current
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* GPS coordinate values
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* - sends buffer over LoRaWAN on a given
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* send interval
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* Read a byte from GPS over software serial
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***************************************************/
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int sendCounter = 0;
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ISR(TIMER1_OVF_vect) {
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digitalWrite(LED_BUILTIN, sendCounter%2);
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if(sendCounter==0 && gps.location.isValid()) {
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Serial.println("Valid gps");
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// reset send counter
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sendCounter = sendInterval;
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Fenceless_CollarResponse coord;
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coord.loc.x = gps.location.lat();
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coord.loc.y = gps.location.lng();
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pb_ostream_t stream;
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stream = pb_ostream_from_buffer(loraData, sizeof(loraData));
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int err = pb_encode(&stream, Fenceless_CollarResponse_fields, &coord);
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// Generate copy pasteable base64
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// char base64[50];
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// base64_encode(base64, (char*)loraData, stream.bytes_written);
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// Serial.println(stream.bytes_written);
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// Serial.println(base64);
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Serial.println("Sending LoRa Data...");
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lora.sendData(loraData, stream.bytes_written, lora.frameCounter);
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// Optionally set the Frame Port (1 to 255)
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// uint8_t framePort = 1;
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// lora.sendData(loraData, sizeof(loraData), lora.frameCounter, framePort);
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Serial.print("Frame Counter: ");Serial.println(lora.frameCounter);
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lora.frameCounter++;
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int read_gps() {
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int ret = 0;
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while(ss.available()>0) {
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gps.encode(ss.read());
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ret = 1;
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}
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else if (!gps.location.isValid()) {
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Serial.println("waiting for gps");
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return ret;
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}
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else {
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Serial.println("delaying til next frame counter");
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}
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sendCounter--;
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/****************************************************
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* Set cursor to beginning of line and clear it
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***************************************************/
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void clear_line() {
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Serial.write(START_OF_LINE);
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for(int i=0;i<PROGRESS_BAR_COUNT;i++)
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Serial.write(' ');
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Serial.write(START_OF_LINE);
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}
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/****************************************************
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* State variables
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* - track events of main loop
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***************************************************/
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enum STATE_ {
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START_GPS,
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WAITING_GPS,
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VERIFYING_GPS,
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SENDING_LORA,
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WAITING_LORA,
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LORA_DONE
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};
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int state = START_GPS;
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int loopCounter = 0;
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int startTime = 0;
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/****************************************************
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* Main loop
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* - feeds data to GPS module as it is made
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@ -294,13 +266,58 @@ ISR(TIMER1_OVF_vect) {
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***************************************************/
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void loop()
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{
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// For later when recieving from gateway is implemented
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// if(recieved) {
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// Serial.println("Recieved something");
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// } else {
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// Serial.println("Nothing yet");
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// }
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if(ss.available()>0)
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gps.encode(ss.read());
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delay(1000);
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if(state == START_GPS) {
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Serial.println("Waiting for GPS");
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state = WAITING_GPS;
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}
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else if(state == WAITING_GPS) {
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int got_data = read_gps();
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if(got_data) {
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if(loopCounter%100==0)
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Serial.write('.');
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if(loopCounter>PROGRESS_BAR_COUNT*100) {
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clear_line();
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loopCounter=0;
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state = VERIFYING_GPS;
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}
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loopCounter++;
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}
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}
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else if(state == VERIFYING_GPS) {
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if(gps.location.isValid())
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state = SENDING_LORA;
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else
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state = WAITING_GPS;
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}
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else if(state == SENDING_LORA) {
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Fenceless_CollarResponse coord;
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coord.loc.x = gps.location.lat();
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coord.loc.y = gps.location.lng();
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coord.oob = check_bounds(coord.loc.x, coord.loc.y);
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pb_ostream_t stream;
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stream = pb_ostream_from_buffer(loraData, sizeof(loraData));
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pb_encode(&stream, Fenceless_CollarResponse_fields, &coord);
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Serial.println("Sending LoRa Data...");
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lora.sendData(loraData, stream.bytes_written, lora.frameCounter);
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Serial.print("Frame Counter: ");
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Serial.println(lora.frameCounter);
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startTime = millis();
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state = WAITING_LORA;
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}
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else if(state == WAITING_LORA) {
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read_gps();
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if(millis()/1000 - startTime >= sendInterval) {
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state = LORA_DONE;
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}
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}
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else if(state == LORA_DONE) {
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state = VERIFYING_GPS;
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}
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}
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2
gateway
2
gateway
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@ -1 +1 @@
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Subproject commit 5dc3587ccb50c38eee2d7786f4bccee9d5ea2809
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Subproject commit d39b4e8494780050fe9875ee2f97a40122e6e9ac
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