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RFM69_LowPowerLab
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Update PiGateway.ino

This commit is contained in:
Felix Rusu 2020-05-06 21:51:33 -04:00
parent 71f6e356fa
commit c636ddb91e
1 changed files with 49 additions and 32 deletions
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73
Examples/PiGateway/PiGateway.ino
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@ -19,25 +19,24 @@
//****************************************************************************************************************
//**** IMPORTANT RADIO SETTINGS - YOU MUST CHANGE/CONFIGURE TO MATCH YOUR HARDWARE TRANSCEIVER CONFIGURATION! ****
//****************************************************************************************************************
#define NODEID 1 //the ID of this node
#define NODEID 1 //the gateway has ID=1
#define NETWORKID 200 //the network ID of all nodes this node listens/talks to
#define FREQUENCY RF69_915MHZ //Match this with the version of your Moteino! (others: RF69_433MHZ, RF69_868MHZ)
#define FREQUENCY_EXACT 916000000 //uncomment and set to a specific frequency in Hz, if commented the center frequency is used
#define ENCRYPTKEY "sampleEncryptKey" //identical 16 characters/bytes on all nodes, not more not less!
#define IS_RFM69HW_HCW //required for RFM69HW/HCW, comment out for RFM69W/CW!
//*****************************************************************************************************************************
#define ENABLE_ATC //comment out this line to disable AUTO TRANSMISSION CONTROL
#define ATC_RSSI -90 //target RSSI for RFM69_ATC (recommended > -80)
//#define ENABLE_WIRELESS_PROGRAMMING
//*****************************************************************************************************************************
// Serial baud rate must match your Pi/host computer serial port baud rate!
#define DEBUG_EN //comment out if you don't want any serial verbose output
#define SERIAL_BAUD 19200
#define SERIAL_BAUD 19200 // Serial baud rate must match your Pi/host computer serial port baud rate!
//*****************************************************************************************************************************
#ifdef DEBUG_EN
#define DEBUG(input) {Serial.print(input);}
#define DEBUGln(input) {Serial.println(input);}
#define DEBUG(input) Serial.print(input)
#define DEBUGln(input) Serial.println(input)
#else
#define DEBUG(input);
#define DEBUGln(input);
#define DEBUG(input)
#define DEBUGln(input)
#endif
#define LED_HIGH digitalWrite(LED_BUILTIN, HIGH)
@ -80,34 +79,41 @@ SPIFlash flash(SS_FLASHMEM, 0xEF30); //EF30 for 4mbit Windbond FlashMEM chip
//******************************************** END GENERAL variables ********************************************************************************
void setup() {
#if defined (MOTEINO_M0) && defined(SERIAL_PORT_USBVIRTUAL)
delay(2000);
#endif
Serial.begin(SERIAL_BAUD);
delay(100);
radio.initialize(FREQUENCY,NODEID,NETWORKID);
#ifdef IS_RFM69HW_HCW
radio.setHighPower(); //must include this only for RFM69HW/HCW!
#endif
radio.encrypt(ENCRYPTKEY);
#ifdef ENABLE_ATC
radio.enableAutoPower(ATC_RSSI);
if (flash.initialize()) {
DEBUGln(F("DEBUG:SPI Flash Init OK!"));
flash.sleep();
}
else DEBUGln(F("DEBUG:SPI Flash MEM FAIL!"));
#ifdef FREQUENCY_EXACT
radio.setFrequency(FREQUENCY_EXACT); //set frequency to some custom frequency
#endif
char buff[50];
sprintf(buff, "\nTransmitting at %d Mhz...", radio.getFrequency()/1000000);
Pbuff = F("DEBUG:Listening @ ");
Pbuff.print(radio.getFrequency());
Pbuff.print(F("Hz..."));
DEBUGln(buff);
if (flash.initialize())
{
DEBUGln("SPI Flash Init OK!");
}
else
{
DEBUGln("SPI FlashMEM not found (is chip onboard?)");
}
pinMode(LED_BUILTIN, OUTPUT);
DEBUG(F("DEBUG:Size of REQUEST* struct = "));DEBUGln(sizeof(REQUEST));
Serial << endl << "GATEWAYSTART SYSFREQ:" << radio.getFrequency() << endl;
}
boolean newPacketReceived;
void loop() {
handleSerialData(); //checks for any serial input from the Pi computer
handleSerialData(); //checks for any serial input from the host computer (Pi)
//process any received radio packets
if (radio.receiveDone())
@ -120,12 +126,13 @@ void loop() {
if (radio.DATA[i]=='\n' || radio.DATA[i]=='\r')
radio.DATA[i]=' '; //remove any newlines in the payload - this should only ever happen with noise data that actually made it through
}
Pbuff="";
Pbuff << '[' << radio.SENDERID << "] " << (char*)radio.DATA;
Serial << buff << F(" SS:") << rssi << endl; //this passes data to MightyHat / RaspberryPi
Serial << F("[") << radio.SENDERID << F("] ") << (char*)radio.DATA << " SS:" << rssi << endl; //this passes data to host computer (Pi)
}
//check if the packet is a wireless programming request
#ifdef ENABLE_WIRELESS_PROGRAMMING
CheckForWirelessHEX(radio, flash, false); //non verbose DEBUG
#endif
//respond to any ACK if requested
if (radio.ACKRequested())
@ -151,11 +158,9 @@ void loop() {
radio.sendACK();
}
LED_LOW;
newPacketReceived = true;
}
}
boolean insert(uint16_t new_id, char new_data[]) {
REQUEST* aux;
REQUEST* new_node = (REQUEST*)malloc(sizeof(REQUEST));
@ -196,6 +201,8 @@ void processCommand(char data[], boolean allowDuplicate=false) {
Serial << F("SYSFREQ:") << radio.getFrequency() << endl;
if (strcmp(data, "UPTIME")==0)
Serial << F("UPTIME:") << millis() << endl;
if (strcmp(data, "NETWORKID")==0)
Serial << F("NETWORKID:") << NETWORKID << endl;
if (strcmp(data, "ENCRYPTKEY")==0)
#ifdef ENCRYPTKEY
Serial << F("ENCRYPTKEY:") << ENCRYPTKEY << endl;
@ -382,3 +389,13 @@ int freeRAM() {
return (int) &v - (__brkval == 0 ? (int) &__heap_start : (int) __brkval);
#endif
}
//returns total # of free RAM bytes (all free heap, including fragmented memory)
int allFreeRAM()
{
int size = 1024;
byte *buf;
while ((buf = (byte *) malloc(--size)) == NULL);
free(buf);
return size;
}