Schematics and Board Design - UWARG/PICpilot GitHub Wiki

The following schematic was last used at the time of the writing this document. The following schematic was last updated in 2011. You can check out the board schematics here. They may also be available within the Github repository. You will require Diptrace in order to view the files. You can use the free version or use WARG's "Pro" license.

Board Schematic

This board has 2 dspic33fj256710a chips. This is the PCB for the board. This is the labelled version:

Board Schematic Labelled

  1. Microcontroller 1 -“ Attitude/Communication Manager

  2. Microcontroller 2 -“ Path Manager

  3. Input PWM

  4. Output PWM

  5. Output PWM Safety Relay

  6. Output PWM Safety Relay Microcontroller

  7. Output PWM Safety Relay Microcontroller Programming Port

  8. Microcontroller 2 Programming Port

  9. SPI2 Port - VectorNav-100

  10. SPI2 Ports -“ GPS

  11. Switching Power Supply 1

  12. Switching Power Supply 2

  13. Voltage Regulator

  14. SPI2 Port -“ Used as a power source for the altimeter

  15. UART1 Port -“ Debug

  16. UART2 Port -“ Wireless Transmitter (Xbee)

  17. SPI2 Port -“ Altimeter

  18. UART1 Port -“ Debug

  19. UART2 Port -“ Unused

  20. Microcontroller 2 Programming Port

  21. PWM input/output -“ Sonar

The important pins are listed below:

Board Pinout

The schematics for the board are below:

Attitude Manager Path Manager Ports Other Power Stuff