mega 2560 rev3 pins 60 - 69

where are pins 60 to 69 the example sketch says you can use them for software serial rx tx but my board does not show any labeled pins with these numbers... that i can find n e way

mikel0829:
where are pins 60 to 69 the example sketch says you can use them for software serial rx tx but my board does not show any labeled pins with these numbers... that i can find n e way

They are marked with their analog pin number alias. Perhaps this pin mapping work sheet will shed some light.

https://spreadsheets.google.com/pub?key=rtHw_R6eVL140KS9_G8GPkA&gid=0