1. RTOS with NiosII Stig Dyngeland Pia Katrin Berge Iago Martin Eraso

2. Wireless connection Two sensor nodes. One placed strategically, the other one is connected to a central unit (host pc).

3. Mesh network Can easily be expanded to a mesh network.

4. TECHNOLOGY FPGA Nios II processor

5. Technology cont. Operating System Real-Time Operating System

6. SIERRA 16 Tasks 16 Semaphores 8 Priority levels 4 Flag bits

7. Tools QuartusII SOPC-Builder NiosII IDE

8. Design flow

9. DE2 – board and RF- module RC1280

10. Hardware

11. Software Functions: void Uart_send(unsigned char data) int Uart_receive(void) void ASCii2Binary(char x) LCD functions: void LCD_Init() void LCD_Show_Text(char* Text) void LCD_Line2()

12. Software cont. The send program – Two tasks: void idle(void) void send(void)

13. Software cont. The receive program – Five tasks: void idle(void) void receive(void) void print(void) void lcd(void) void get_data(void)

14. PCB Components RF module: RC1280

15. PCB Components FPGA CYCLONE II EP2C35

16. PCB Components in short RS232

17. PCB Components USB Blaster

18. PCB Components SRAM FLASH Memory Battery

19. PCB Block Diagram

20. Design