With the DDS RAM registers a desired function "frequency (time)" can be implemented for one of the output channels and triggered either by the serial terminal or by an external signal on one of the mbed pins.

Dependencies:   mbed

Revision:
6:3f1f721a8c0c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Thu Aug 02 12:32:50 2012 +0000
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+http://mbed.org/users/mbed_official/code/mbed/builds/737756e0b479
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