The Control Program Design of the Microcomputer Attached to the Solar Turret Telescope at Pic du Midi in France

This paper introduces briefly the new solar spectrograph at Pic du Midi.Emphasis is laid on the discussion of the design principle and method of the control program of the instrumenl.The interface between the microcomputer and the executing device and the observations under the computer direction are also introduced.For more detailed information, one has to refer to the program concerned.