How do I use <Ctrl+1> instead of <Ctrl+6> in VIM?

I have been searching for a while, but i still can't get it work.

I add :map <C-6> <C-1> or :map <C-1> <C-6> to '.vimrc', but it doesn't work.


Solution 1:

If you use vim in iTerm 2, try to map control-1 to 0x1e (C-^).