I can share with you my 7D set up.
You configure the C1 (or other C) under the Dial Mode:
- choose Manual Mode
- Set High Speed Auto Continuous
- Ai Servo
- Evaluative Metering
- Man. Select AF Point Expansion
Further you have flexibility to set Aperture, Shutterspeed, ISO (can be set to Auto ISO if you wish) while in M-Mode
And further I have set under Settings:
I took it from internet and very helpful (again thanks for that!)
Picture Style - Standard (but sharpness upped to 4)
C.Fn III: Autofocus Drive
1 - AI Servo tracking Sensitivity: Set to -1
2 - AI Servo 1st/2nd img priority - Set to 0 - AF priority/Tracking Priority
3 - AI Servo Tracking Method - Set to 0 - Main Focus point priority (that way the camera focuses on what you want, not what it wants)
4 - Lens Drive when AF impossible - Set to 0
5 - AF Microadjustment - Set to 0
6 - AF area select mode - I have single point w/expansion selected and single point.
7 - AF Manual pt. selection pattern - Set to 1 (Continuous)
8 - VF display illumination - set to 1 (Enable)
9 - Display all AF points - Set to 0
10 - Focus Display in AI Servo/MF - Set to 0
11 - AF-assist beam firing - set to 2 (Enable to external flash only)
12 - Orientation linked AF point - Set to 0
13 - Mirror lockup - Set to 0 (Disable)
C.FN IV: Operations/Others
Shutter button is set to Meter only
AF-ON button is turned OFF (too easy to hit accidentally)
AE lock button (*) is set for metering and AF Start