Commit 5c292821 authored by Nico Schottelius's avatar Nico Schottelius

Add new ttn2 receiver

parent 58ffb0fb
#!/usr/bin/env python3
import urllib
import psycopg2
import websocket
from http.server import BaseHTTPRequestHandler, HTTPServer
import re
import json
import pprint
import lorautil
# HTTPRequestHandler class
class testHTTPServer_RequestHandler(BaseHTTPRequestHandler):
def do_POST(self):
length = int(self.headers['Content-Length'])
post_data = self.rfile.read(length).decode('utf-8')
payload = self.payload_hex(post_data)
deveui = self.get_deveui(post_data)
# Try to decode to unicode
try:
payload = self.data_to_unicode(payload)
except UnicodeDecodeError:
pass
print("deveui/payload: {}:{}".format(deveui, payload))
# And insert into the db
lorautil.db_insert_json("ttn", post_data, payload, deveui)
lorautil.db_notify("ttn", payload, deveui)
def payload_hex(self, data):
mydict = lorautil.jsonToDict(data)
return mydict['DevEUI_uplink']['payload_hex']
def data_to_unicode(self, myhex):
return bytes.fromhex(myhex).decode('utf-8')
def get_deveui(self, data):
mydict = lorautil.jsonToDict(data)
eui = mydict['DevEUI_uplink']['DevEUI']
return eui
if __name__ == '__main__':
server_address = ('0.0.0.0', 7000)
httpd = HTTPServer(server_address, testHTTPServer_RequestHandler)
print('running server...')
httpd.serve_forever()
#include <Arduino.h>
#define ADC_AREF 3.3f
#define BATVOLT_R1 2.0f
#define BATVOLT_R2 2.0f
#define BATVOLT_PIN BAT_VOLT
int getBattery()
{
return ((ADC_AREF / 1.023) * (BATVOLT_R1 + BATVOLT_R2) / BATVOLT_R2 * (float)analogRead(BATVOLT_PIN));
}
#include <Arduino.h>
void setupBuzzer(int pin)
{
pinMode(pin, OUTPUT);
}
void buzzerOn(int pin) {
digitalWrite(pin, HIGH);
}
void buzzerOff(int pin) {
digitalWrite(pin, LOW);
}
void buzz(int pin, int ms) {
buzzerOn(pin);
delay(ms);
buzzerOff(pin);
}
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