Hi Michael,

whats wrong on using T0 ?

To measure the high duration of a signal, the T0 or T1 in gated mode was ideally suited.


Hi Jeff,

the first main questions on all measuring tasks are:

- which range ?
- which accuracy ?

Dont fear to do some 16 or 32 bit calculations to convert the measuring result into the right dimensions. There are lot af mathematics already written for the 8051, e.g.:

http://www.specs.de/users/dan.../index.htm


Peter