dpksign
Newbie level 2
- Joined
- Jan 18, 2012
- Messages
- 2
- Helped
- 0
- Reputation
- 0
- Reaction score
- 0
- Trophy points
- 1,281
- Activity points
- 1,308
HELLO guys
i want to make wireless burglar alarm system using PIR sensor .
this system consist following part :
1. Transmitter with PIR sensor
Transmitter circuit consist atmega8 and PIR sensor and 434Mhz Transmitter. When PIR sensor detect any human motion it send the signal to receiver side.
2 . Receiver with Hooter
it consist atmega8 , relay ,hooter and RF 434Mhz Receiver. It also consist GSM MODULE WHICH make call when hooter start ringing.But here i am got stuck . Gsm is not working .
I attached only Tx pin of atmega8 to RX pin of GSM . Rx of MCu is connected with 434Mhz receiver.
so anybody know what is the key problem in it .. ???
i want to make wireless burglar alarm system using PIR sensor .
this system consist following part :
1. Transmitter with PIR sensor
Transmitter circuit consist atmega8 and PIR sensor and 434Mhz Transmitter. When PIR sensor detect any human motion it send the signal to receiver side.
2 . Receiver with Hooter
it consist atmega8 , relay ,hooter and RF 434Mhz Receiver. It also consist GSM MODULE WHICH make call when hooter start ringing.But here i am got stuck . Gsm is not working .
I attached only Tx pin of atmega8 to RX pin of GSM . Rx of MCu is connected with 434Mhz receiver.
so anybody know what is the key problem in it .. ???