include "HX711.h"
#include "ESP8266WiFi.h"
#include "EEPROM.h"
#include "ESP8266httpUpdate.h"
#define upd_version "6a"
#define upd_reboot true
#define upd_server "123.45.67.89"
#define upd_file "/update/index.php"
const int LOADCELL_DOUT_PIN = D4;
const int LOADCELL_SCK_PIN = D3;
int CalEepromAdress = 101;
int TarEepromAdress = 111;
int DevEepromAdress = 121;
float calibrationValue = 442.06;// See ScaleCalibrate.ino for this. override by EEPROM
float tareValue = 472; // override by EEPROM
String thisScale = "LC000"; // override by EEPROM
char server[] = "123.45.67.90";
String uploadfile = "process.php";
String postVariable = "data=";
const char* ssid = "MyWiFi";
const char* password = "MyP@ssword";
HX711 scale;
WiFiClient client;
ADC_MODE(ADC_VCC);
void setup() {
// Serial.begin(115200);
EEPROM.begin(512);
EEPROM.get(CalEepromAdress, calibrationValue);
EEPROM.get(TarEepromAdress, tareValue);
EEPROM.get(DevEepromAdress, thisScale);
EEPROM.end();
scale.begin(LOADCELL_DOUT_PIN, LOADCELL_SCK_PIN);
scale.set_scale(calibrationValue);
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED) {
delay(200);
}
ESPhttpUpdate.rebootOnUpdate(upd_reboot);
t_httpUpdate_return ret = ESPhttpUpdate.update(upd_server, 80, upd_file, upd_version);
}
void loop() {
String postData = postVariable + thisScale + "," + ESP.getVcc() + "," + (scale.get_units(10) - tareValue) + "," + upd_version;
if (client.connect(server, 80)) {
client.print("POST /");
client.print(uploadfile);
client.println(" HTTP/1.1");
client.print("Host: ");
client.println (server);
client.println("Content-Type: application/x-www-form-urlencoded");
client.print("Content-Length: ");
client.println(postData.length());
client.println();
client.print(postData);
}
if (client.connected()) {
client.stop();
}
scale.power_down();
ESP.deepSleep(300e6);
}
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