Tume-Agri Combined Seed and Fertilizer Drill

• A prototype of a precision farming system was developed during the summer 2003
• The prototype is used to develop the basic system which is a more configurable and modular system
• The new hybraulic valve block enables controlling different functions independently

PDA and Keypad

• A PDA was used to implement the user interface
• Controls for different functions: drill hitch, front drag, markers, tram line device, application rate and drill
• Sequence controls for headlands and avoiding obstacles
• Calibration functions
• Location (GPS) based control for fertilizer and seed

ISOBUS

• A new international standard for communication between tractors and implements still under development

Mitron MCC2212 CAN Controller

• Digital and analog I/O and connection to CAN bus
• Software development with open source tool chain (GNU/Linux) and C programming language
• Software structured in object oriented manner