wn/espThermometer
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

measurement of vcc, calculation of battery lifetime

Browse Source
This commit is contained in:
Wolfgang Hottgenroth 2017-08-16 23:37:14 +02:00
parent 5a962d8835
commit b577f3992a
2 changed files with 22 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
Batterielaufzeit.xlsx Normal file
View File

Binary file not shown.

24
sketch_aug14a/sketch_aug14a.ino
View File

@ -1,4 +1,5 @@
#define ESP8266
#define MQTT_MAX_PACKET_SIZE 256
#include <ESP8266WiFi.h>
@ -8,6 +9,10 @@
#include <DallasTemperature.h>
ADC_MODE(ADC_VCC);
// #define DEBUG
#define SLEEP
@ -49,6 +54,8 @@ void setup() {
Serial.println("Starting ...");
#endif
setup_wifi();
client.setServer(mqttServer, mqttPort);
@ -143,13 +150,23 @@ void read_thermometer() {
int16_t t1 = (int)t;
int16_t t2 = (int)((t - t1)*100);
uint32_t duration = millis() - startTime;
uint16_t vcc = ESP.getVcc();
#ifdef DEBUG
Serial.print(vcc);
Serial.println();
#endif
uint32_t duration = millis() - startTime;
//char topic[128];
//snprintf(topic, 127, "IoT/espThermometer2/%s/measurement", WiFi.macAddress().c_str());
char payload[128];
snprintf(payload, 127, "%d.%d %ld", t1, t2, duration);
snprintf(payload, 127, "%s %d.%d %ld %ld", clientId, t1, t2, vcc, duration);
#ifdef DEBUG
Serial.println(payload);
#endif
client.publish(topic, payload, true);
@ -165,10 +182,13 @@ void loop() {
read_thermometer();
#ifdef SLEEP
#ifdef DEBUG
Serial.println("Sleeping");
#endif
client.disconnect();
ESP.deepSleep(sleepTime * 1000000);
#endif
}