Introduction: Connect Wireless Door Bell to Cayenne

About: I love Arduino, Raspberry Pi and make project.

I connect my wireless door bell to Cayenne, when someone rings - Cayenne send a SMS.

Step 1: This Is Timer Board

Timer holds a high value for 30s.

Step 2: Schematics Timer Board

Step 3: Cayenne Trigger

Step 4: ESP-8266 Code