Remote Monitoring and Control using GSM-SMS

The primary aim of this project is to propose the concept of Development of a Low-Cost GSM-SMS Based Temperature Remote Monitoring and Control system for Industrial Applications using the combination of a Teensy 3.0 and a GSM Modem SIM300

Check out Arduino
Check out Teensy 3.0

Requirements

1. Teensy 3.0
2. SIM 300
3. LM35
4. SHT75
5. Solid State Relay
6. Bulb
7. Buzzer
8. LED's
9. USB Power Supply

Features

• Temperature Monitoring and Control using LM35
• Humidity Monitoring using SHT75
• AUTOMATIC MODE
  • SETPOINT
• MANUAL MODE
  • ON
  • OFF

OPcodes

• TEMP
• HUM
• SET
• MAN
• AUTO
• ON
• OFF
• MOB

Block Diagram

Schematic

Pin Configuration

Pin No.	Connection
VIN	+5V
AGND	GND
9	TX
10	RX
11	BTN1
12	BTN2
14	LED1 (BLUE)
15	LED2 (RED)
16	LED2 (GREEN)
17	LM35 Output
19	Relay Input
20	SHT75 - DATA
21	SHT75 - CLK
23	Transistor Input

Flow Chart

Snapshots

Video