“A Simple ATtiny85 Controller-based Bluetooth controlled Relay for Home Automation with Manual Button having Real-Time Feedback status of Button. Can control it by Mobile Application as well as Manual Button too.
Electronic Components
ICs
ATtiny85
7805
Module
Bluetooth Module HC-05
Diodes
1N4007 (2)
LED
Capacitors
0.1 u (2)
10 uF
100 uF
Resistors
1K (3)
2K
4.7k
10k
1M
Transistor
BC547
8 Pin IC Base
Relay 12 SPDT
Push Button
Buzzer
AC Connector
DC in Connector
MOV
PCB”