Brian Harden
Test
Dependencies: mbed as3935 ESP8266NodeMCUInterface
Revision 1:5508e5a66441, committed 2020-11-09
- Comitter:
- starmanultra
- Date:
- Mon Nov 09 02:32:14 2020 +0000
- Parent:
- 0:577723025265
- Child:
- 2:06cce22fec0a
- Commit message:
- Here is kind of the baseline of the lightning detecting unit
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ESP8266NodeMCUInterface.lib Mon Nov 09 02:32:14 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/teams/ESP8266/code/ESP8266NodeMCUInterface/#6031f70e3914
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/as3935.lib Mon Nov 09 02:32:14 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/madelectroneng/code/as3935/#06cf34528a61
--- a/main.cpp Thu Oct 29 20:58:04 2020 +0000
+++ b/main.cpp Mon Nov 09 02:32:14 2020 +0000
@@ -1,12 +1,192 @@
-#include "mbed.h"
+/*
+Authors: Brian Harden + Stefan Abi-Karam + Larry Kresse
+Class: ECE4180 - Fall 2020
+Description: The purpose of this program is to set up a single mbed device
-DigitalOut myled(LED1);
+BRIAN'S mBED MAC ADDRESS: 00:02:f7:f3:64:9f
+BORROWED mBED MAC ADDRESS: 00:02:F7:F3:D2:C5
+MAIN ESP8266 IP ADDRESS: 143.215.99.29
+BORROWED mBED IP ADDRESS: 143.215.104.115
+MAIN ESP8266 MAC ADDRESS: 18-FE-34-05-99-F8
+BORROW ESP8266 MAC ADDRESS: 18-FE-34-0D-CB-40
+
+*/
+
+
+#include <string>
+#include "mbed.h"
+#include "ESP8266.h"
+#include "AS3935.h"
+
+#define LIGHTNINGDETECTORID 1
-int main() {
- while(1) {
- myled = 1;
- wait(0.2);
- myled = 0;
- wait(0.2);
+//DECLARATIONS: STRUCTS
+// Struct to send over TCP
+struct DATA
+{
+ char detectorID;
+ char distanceKM;
+ unsigned long time;
+};
+//using namespace std::chrono
+//DECLARATIONS: GLOBAL VARIABLES
+DigitalOut led1(LED1); //DEBUGGING: On-board LED used for debugging purposes
+DigitalOut led2(LED2); //DEBUGGING: On-board LED used for debugging purposes
+DigitalOut led4(LED4); //DEBUGGING: On-board LED used for debugging purposes
+char dataTEMP[8] = "5"; //DEBUGGING: A buffer to store the incoming data
+Serial pc(USBTX, USBRX); //Set up the mbed USB port for debugging/monitoring
+Timer clocky; //A clock used to log the time of each lightning strike
+ESP8266 wifi(p28, p27, p26, 9600, 3000); //The WiFi module
+AS3935 ld(p11, p12, p13, p14, "ld", 2000000); //MOSI, MISO, SCK, CS, SPI bus freq (hz)
+InterruptIn as3935INT(p15); //Interrupt signal that is given by the AS3935 Lightning Detector
+DigitalOut wifiRST(p26); //Reset signal to the ESP8266 Device
+char ssid[32] = "GTother"; //enter WiFi router ssid inside the quotes
+char pwd [32] = "GeorgeP@1927"; //enter WiFi router password inside the quotes
+char serverIP [32] = "143.215.104.115"; //The server IP to connect to (the main mBed)
+Timer timeoutTimer; //A timer in case of ESP8266 timeouts
+unsigned int timeout; //A maximum time (in seconds) before timeout
+int county; //A counter for timeouts in the ESP8266
+bool ended; //A boolean letting us know when the ESP8266's role is terminated
+DATA dataToSend; //A struct to send over TCP to the server
+
+//DECLARATIONS: FUNCTION PROTOTYPES
+void LightningDetected(); //Interrupt routine to handle the event of lightning occurring
+void SetupTransmitter(); //Sets up the WiFi card for transmitting
+void SetupLightningDetector(); //Sets up the AS3935 lightning detector
+void dev_recv(); //DEBUGGING: Write out any errors that may occur within the WiFi module
+void pc_recv(); //DEBUGGING: Write out any errors that may occur within the WiFi module
+
+/*******************************************************************************
+MAIN FUNCTION
+*******************************************************************************/
+
+int main()
+{
+ wifiRST = 0; //Reset the ESP8266
+ wait(0.5); //Give it a little time to fully reset
+ wifiRST = 1; //Raise the reset pin
+ wait(1); //Give it a second to re-initialize
+ //Set up the transmitter
+ SetupTransmitter();
+ //Initialize the lightning detector
+ SetupLightningDetector();
+ pc.printf("Ready!\r\n");
+ clocky.start();
+ while(1)
+ {
+ //Blinky
+ wait(1);
+ led1 = !led1;
+ //sleep(1);
}
}
+
+/**************************
+LIGHTNING DETECTED
+***************************/
+//Summary: The AS3935 breakout board will send the INT signal high when it
+// detects lightning. This interrupt function is designed to handle the
+// interrupt in the event of lightning being detected
+void LightningDetected()
+{
+ clocky.stop();
+ led1 = 1;
+ char OriginInt;
+ wait_ms(2);
+ OriginInt = ld.interruptSource();
+ if (OriginInt == 1)
+ { //
+ pc.printf(" Noise level too high\r\n");
+ }
+ if (OriginInt == 4)
+ { //
+ pc.printf(" Disturber\r\n");
+ }
+ if (OriginInt == 8)
+ { // detection
+ // pc.printf(" Lightning detection\r\n");
+ dataTEMP[0] = ld.lightningDistanceKm(); //Shove the distance into index 0
+ dataToSend.distanceKM = dataTEMP[0]; //Shove the distance into the struct
+ pc.printf("Lightning detection, distance=%dm\r\n", dataTEMP);
+ pc.printf("Energy %d\r\n", ld.getEnergy());
+ ld.clearStats(); //Clear the contents and get
+ }
+ dataTEMP[1] = (char)LIGHTNINGDETECTORID; //Shove the detector's ID into index 1
+ dataToSend.detectorID = (char)LIGHTNINGDETECTORID; //Shove thed etector's dsitance into the struct
+ dataToSend.time = clocky.read(); //Shove the time in milliseconds into the struct
+ wait(0.5);
+ wifi.send(dataTEMP, 2); //Send the data
+ clocky.start(); //Start the clock again
+
+ //TODO: Send the struct
+
+}
+
+/**************************
+SETUP - ESP8266 WIFI MODULE
+***************************/
+//Summary: This function will set up the transmitting ESP8266 module so that
+// it will send data to the corresponding ESP8266 server with the interrupt
+// data
+void SetupTransmitter()
+{
+ wifi.init(); //Initialize the ESP8266 module (using resets contained in the class)
+ wifi.connect(ssid, pwd); //Connect using the SSID and Password
+ //Keep re-trying to gain a connection to an access point
+ while(!(wifi.is_connected()))
+ {
+ wait(2);
+ pc.printf("Connecting to AP...\r\n");
+ }
+ //Keep re-trying to connect to the main device
+ while(!(wifi.open(true, serverIP, 80, -1)))
+ {
+ wait(2);
+ pc.printf("Connecting to server...\r\n");
+ }
+}
+
+/**************************
+SETUP - AS3935 LIGHTNING DETECTOR
+***************************/
+//Summary: This function sets up the lightning detector so that it may handle
+// lightning strikes
+void SetupLightningDetector()
+{
+ ld.setTuneCap(1); //500kHz
+ ld.setOutdoors(); //Scale it for indoors experiments
+ ld.setMinimumLightnings(1); //Set it so it only needs one lightning strike to trigger
+ ld.setNoiseFloor(2);
+ ld.disableDisturbers(); //Stop making it whine about noise
+ ld.setWatchdogThreshold(2); //2 Second watchdog
+ as3935INT.rise(&LightningDetected); //Set it so that the interrupt function goes high when lightning is detected
+}
+
+/**************************
+DEBUGGING - Receiving ESP8266 Data
+***************************/
+//Summary: This function will emplace any characters received by the
+// ESP8266 module to the PC terminal
+void dev_recv()
+{
+ led1 = !led1;
+ wait(0.5);
+ while(wifi.readable())
+ {
+ pc.putc(wifi.getc()); //Emplace characters from the ESP8266 to the PC
+ }
+}
+
+/**************************
+DEBUGGING - Placing ESP8266 Data
+***************************/
+//Summary: This function will emplace any characters sent from the PC
+// terminal into the ESP8266 module
+void pc_recv()
+{
+ led4 = !led4;
+ while(pc.readable())
+ {
+ wifi.putc(pc.getc()); //Emplace characters from the PC to the ESP8266
+ }
+}
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