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Merge pull request #279 from PhirePhly/esp8266_example_fixes

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ESP8266 example fixes
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Nick O'Leary 2019-11-25 11:37:11 +00:00 committed by GitHub
commit 7dd2ff90a9
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1 changed files with 5 additions and 4 deletions
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9
examples/mqtt_esp8266/mqtt_esp8266.ino
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@ -29,8 +29,9 @@ const char* mqtt_server = "broker.mqtt-dashboard.com";
WiFiClient espClient;
PubSubClient client(espClient);
long lastMsg = 0;
char msg[50];
unsigned long lastMsg = 0;
#define MSG_BUFFER_SIZE (50)
char msg[MSG_BUFFER_SIZE];
int value = 0;
void setup_wifi() {
@ -115,11 +116,11 @@ void loop() {
}
client.loop();
long now = millis();
unsigned long now = millis();
if (now - lastMsg > 2000) {
lastMsg = now;
++value;
snprintf (msg, 50, "hello world #%ld", value);
snprintf (msg, MSG_BUFFER_SIZE, "hello world #%ld", value);
Serial.print("Publish message: ");
Serial.println(msg);
client.publish("outTopic", msg);