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fixes

pull/22/head
Kent Wiliams 2020-05-19 18:06:03 -07:00
rodzic c4c3f1eab0
commit 09b9968f4b
1 zmienionych plików z 111 dodań i 125 usunięć
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236
ST-B-L072Z-LRWAN1/longfi-us915-cayenne-gnss/longfi-us915-cayenne-gnss.ino
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@ -35,12 +35,11 @@
#include <hal/hal.h> #include <hal/hal.h>
#include <lmic.h> #include <lmic.h>
#include <CayenneLPP.h>
#include <MicroNMEA.h> #include <MicroNMEA.h>
#include <Wire.h> #include <Wire.h>
#include <CayenneLPP.h>
//I2C communication parameters // I2C communication parameters
#define DEFAULT_DEVICE_ADDRESS 0x3A #define DEFAULT_DEVICE_ADDRESS 0x3A
#define DEFAULT_DEVICE_PORT 0xFF #define DEFAULT_DEVICE_PORT 0xFF
#define I2C_DELAY 1 #define I2C_DELAY 1
@ -63,8 +62,8 @@ static const u1_t PROGMEM APPKEY[16] = {0};
void os_getDevKey(u1_t *buf) { memcpy_P(buf, APPKEY, 16); } void os_getDevKey(u1_t *buf) { memcpy_P(buf, APPKEY, 16); }
CayenneLPP lpp(51); CayenneLPP lpp(51);
TwoWire& gps = DEV_I2C; TwoWire &gps = DEV_I2C;
//I2C read data structures // I2C read data structures
char buff[32]; char buff[32];
int idx = 0; int idx = 0;
@ -137,44 +136,37 @@ const lmic_pinmap lmic_pins = *Arduino_LMIC::GetPinmap_Disco_L072cz_Lrwan1();
#error "Unknown target" #error "Unknown target"
#endif #endif
void ppsHandler(void) void ppsHandler(void) { ppsTriggered = true; }
{
ppsTriggered = true; void gpsHardwareReset() {
// reset the device
digitalWrite(RESET_PIN, LOW);
delay(50);
digitalWrite(RESET_PIN, HIGH);
// wait for reset to apply
delay(2000);
} }
void gpsHardwareReset() // Read 32 bytes from I2C
{ void readI2C(char *inBuff) {
//reset the device gps.beginTransmission(DEFAULT_DEVICE_ADDRESS);
digitalWrite(RESET_PIN, LOW); gps.write((uint8_t)DEFAULT_DEVICE_PORT);
delay(50); gps.endTransmission(false);
digitalWrite(RESET_PIN, HIGH); gps.requestFrom((uint8_t)DEFAULT_DEVICE_ADDRESS, (uint8_t)32);
int i = 0;
//wait for reset to apply while (gps.available()) {
delay(2000); inBuff[i] = gps.read();
i++;
}
} }
//Read 32 bytes from I2C // Send a NMEA command via I2C
void readI2C(char *inBuff) void sendCommand(char *cmd) {
{ gps.beginTransmission(DEFAULT_DEVICE_ADDRESS);
gps.beginTransmission(DEFAULT_DEVICE_ADDRESS); gps.write((uint8_t)DEFAULT_DEVICE_PORT);
gps.write((uint8_t) DEFAULT_DEVICE_PORT); MicroNMEA::sendSentence(gps, cmd);
gps.endTransmission(false); gps.endTransmission(true);
gps.requestFrom((uint8_t)DEFAULT_DEVICE_ADDRESS, (uint8_t) 32);
int i = 0;
while (gps.available())
{
inBuff[i]= gps.read();
i++;
}
}
//Send a NMEA command via I2C
void sendCommand(char *cmd)
{
gps.beginTransmission(DEFAULT_DEVICE_ADDRESS);
gps.write((uint8_t) DEFAULT_DEVICE_PORT);
MicroNMEA::sendSentence(gps, cmd);
gps.endTransmission(true);
} }
void onEvent(ev_t ev) { void onEvent(ev_t ev) {
@ -294,89 +286,86 @@ void onEvent(ev_t ev) {
} }
void readGPS() { void readGPS() {
//If a message is recieved print all the informations // If a message is recieved print all the informations
if (ppsTriggered) if (ppsTriggered) {
{ ppsTriggered = false;
ppsTriggered = false; ledState = !ledState;
ledState = !ledState; digitalWrite(LED_BUILTIN, ledState);
digitalWrite(LED_BUILTIN, ledState);
// Clear Payload // Clear Payload
lpp.reset(); lpp.reset();
// Output GPS information from previous second // Output GPS information from previous second
Serial.print("Valid fix: "); Serial.print("Valid fix: ");
Serial.println(nmea.isValid() ? "yes" : "no"); Serial.println(nmea.isValid() ? "yes" : "no");
Serial.print("Nav. system: "); Serial.print("Nav. system: ");
if (nmea.getNavSystem()) if (nmea.getNavSystem())
Serial.println(nmea.getNavSystem()); Serial.println(nmea.getNavSystem());
else else
Serial.println("none"); Serial.println("none");
Serial.print("Num. satellites: "); Serial.print("Num. satellites: ");
Serial.println(nmea.getNumSatellites()); Serial.println(nmea.getNumSatellites());
Serial.print("HDOP: "); Serial.print("HDOP: ");
Serial.println(nmea.getHDOP()/10., 1); Serial.println(nmea.getHDOP() / 10., 1);
Serial.print("Date/time: "); Serial.print("Date/time: ");
Serial.print(nmea.getYear()); Serial.print(nmea.getYear());
Serial.print('-'); Serial.print('-');
Serial.print(int(nmea.getMonth())); Serial.print(int(nmea.getMonth()));
Serial.print('-'); Serial.print('-');
Serial.print(int(nmea.getDay())); Serial.print(int(nmea.getDay()));
Serial.print('T'); Serial.print('T');
Serial.print(int(nmea.getHour())); Serial.print(int(nmea.getHour()));
Serial.print(':'); Serial.print(':');
Serial.print(int(nmea.getMinute())); Serial.print(int(nmea.getMinute()));
Serial.print(':'); Serial.print(':');
Serial.println(int(nmea.getSecond())); Serial.println(int(nmea.getSecond()));
long latitude_mdeg = nmea.getLatitude(); long latitude_mdeg = nmea.getLatitude();
long longitude_mdeg = nmea.getLongitude(); long longitude_mdeg = nmea.getLongitude();
Serial.print("Latitude (deg): "); Serial.print("Latitude (deg): ");
Serial.println(latitude_mdeg / 1000000., 6); Serial.println(latitude_mdeg / 1000000., 6);
Serial.print("Longitude (deg): "); Serial.print("Longitude (deg): ");
Serial.println(longitude_mdeg / 1000000., 6); Serial.println(longitude_mdeg / 1000000., 6);
long alt; long alt;
Serial.print("Altitude (m): "); Serial.print("Altitude (m): ");
if (nmea.getAltitude(alt)) if (nmea.getAltitude(alt))
Serial.println(alt / 1000., 3); Serial.println(alt / 1000., 3);
else else
Serial.println("not available"); Serial.println("not available");
lpp.addGPS(1, latitude_mdeg, longitude_mdeg, alt); // Pack CayenneLPP Payload
lpp.addGPS(1, latitude_mdeg, longitude_mdeg, alt);
Serial.print("Speed: "); Serial.print("Speed: ");
Serial.println(nmea.getSpeed() / 1000., 3); Serial.println(nmea.getSpeed() / 1000., 3);
Serial.print("Course: "); Serial.print("Course: ");
Serial.println(nmea.getCourse() / 1000., 3); Serial.println(nmea.getCourse() / 1000., 3);
Serial.println("-----------------------"); Serial.println("-----------------------");
nmea.clear(); nmea.clear();
}
}
else while (!ppsTriggered) {
{ char c;
char c ; if (idx == 0) {
if (idx == 0) readI2C(buff);
{ delay(I2C_DELAY);
readI2C(buff); }
delay(I2C_DELAY); // Fetch the character one by one
} c = buff[idx];
//Fetch the character one by one idx++;
c = buff[idx]; idx %= 32;
idx++; // If we have a valid character pass it to the library
idx %= 32; if ((uint8_t)c != 0xFF) {
//If we have a valid character pass it to the library Serial.print(c);
if ((uint8_t) c != 0xFF) nmea.process(c);
{ }
Serial.print(c); }
nmea.process(c);
}
}
} }
void do_send(osjob_t *j) { void do_send(osjob_t *j) {
@ -404,7 +393,7 @@ void setup() {
pinMode(LED_BUILTIN, OUTPUT); pinMode(LED_BUILTIN, OUTPUT);
digitalWrite(LED_BUILTIN, ledState); digitalWrite(LED_BUILTIN, ledState);
//Start the module // Start the module
pinMode(RESET_PIN, OUTPUT); pinMode(RESET_PIN, OUTPUT);
digitalWrite(RESET_PIN, HIGH); digitalWrite(RESET_PIN, HIGH);
Serial.println("Resetting GPS module ..."); Serial.println("Resetting GPS module ...");
@ -415,30 +404,27 @@ void setup() {
sendCommand((char *)"$PSTMSETPAR,1231,0x00000042"); sendCommand((char *)"$PSTMSETPAR,1231,0x00000042");
sendCommand((char *)"$PSTMSAVEPAR"); sendCommand((char *)"$PSTMSAVEPAR");
//Reset the device so that the changes could take plaace // Reset the device so that the changes could take plaace
sendCommand((char *)"$PSTMSRR"); sendCommand((char *)"$PSTMSRR");
delay(4000); delay(4000);
//Reinitialize I2C after the reset // Reinitialize I2C after the reset
gps.begin(); gps.begin();
//clear i2c buffer // clear i2c buffer
char c; char c;
idx = 0; idx = 0;
memset(buff, 0, 32); memset(buff, 0, 32);
do do {
{ if (idx == 0) {
if (idx == 0) readI2C(buff);
{ delay(I2C_DELAY);
readI2C(buff);
delay(I2C_DELAY);
} }
c = buff[idx]; c = buff[idx];
idx++; idx++;
idx %= 32; idx %= 32;
} } while ((uint8_t)c != 0xFF);
while ((uint8_t) c != 0xFF);
pinMode(2, INPUT); pinMode(2, INPUT);
attachInterrupt(digitalPinToInterrupt(2), ppsHandler, RISING); attachInterrupt(digitalPinToInterrupt(2), ppsHandler, RISING);
@ -465,13 +451,13 @@ void setup() {
LMIC_setLinkCheckMode(0); LMIC_setLinkCheckMode(0);
LMIC_setDrTxpow(DR_SF8, 20); LMIC_setDrTxpow(DR_SF8, 20);
// Sub-band 2 - Helium Network // Sub-band 2 - Helium Network
LMIC_selectSubBand(1); // zero indexed LMIC_selectSubBand(1); // zero indexed
// Start job (sending automatically starts OTAA too) // Start job (sending automatically starts OTAA too)
do_send(&sendjob); do_send(&sendjob);
} }
void loop() { void loop() {
os_runloop_once(); os_runloop_once();
readGPS(); readGPS();
} }