Canon EOS Cameras

APT can control seven generations of Canon EOS cameras:

Cameras with Digic 2 processor requires additional cable to control the shutter
Cameras with Digic 3 processor requires additional cable only if there is need to make native mirror locking
Cameras with Digic 4 and newer processor do not requires additional cable

Various information about the Canon EOS models including the built-in processor can be found in the Canon EOS Matrix page on the APT site.

See Starting APT or Select Camera Type sections for details how to connect the camera.

Also APT can control and astronomically auto-focus Canon compatible lens when they are attached to Digic III or latter camera via Lens Control panel.