mathieu/esp8266_deepsleep
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Can use bssid and channel to save power

Browse Source 
It's much faster to connect to wifi, so less power hungry
This commit is contained in:
Mathieu Maret 2019-05-13 22:11:38 +02:00
parent b19406af98
commit 27145540e1
1 changed files with 11 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
deepSleep.ino
View File

@ -37,6 +37,8 @@ Adafruit_MQTT_Publish *mqtt_voltage;
const char *ssid = "XXXXX";
const char *password = "XXXXX";
uint8_t bssid[6] = {0x14, 0x0C, 0x76, 0xB1, 0x37, 0x32};
int32_t channel = 11; //0 for Auto
ADC_MODE(ADC_VCC);
void setup()
@ -95,9 +97,9 @@ int mqttConnect(float h, float t)
mqtt_temp = new Adafruit_MQTT_Publish(mqtt, TEMPERATURE_FEED_FORMAT, 0);
mqtt_pressure = new Adafruit_MQTT_Publish(mqtt, HUMIDITY_FEED_FORMAT, 0);
mqtt_voltage = new Adafruit_MQTT_Publish(mqtt, VOLTAGE_FEED_FORMAT, 0);
if(!mqtt_temp->publish(t)){
if (!mqtt_temp->publish(t)) {
Serial.println("failed to send temp");
}
}
mqtt_pressure->publish(h);
mqtt_voltage->publish(ESP.getVcc());
mqtt->disconnect();
@ -135,11 +137,15 @@ int doMeasure()
IPAddress gateway(192, 168, 0, 254);
IPAddress subnet(255, 255, 255, 0);
WiFi.config(ip, gateway, subnet);
WiFi.begin(ssid, password);
WiFi.begin(ssid, password, channel, bssid);
int retry = 10;
while (WiFi.status() != WL_CONNECTED) {
delay(100);
Serial.print(".");
if (retry < 0)
continue;
retry --;
}
@ -148,8 +154,8 @@ int doMeasure()
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
mqttConnect(h, t);
if (WiFiOff()){
//if (WiFi.forceSleepBegin(0)) {
if (WiFiOff()) {
//if (WiFi.forceSleepBegin(0)) {
Serial.println("Fail to set sleep mode");
}
return 0;