On 29/07/2014 19:29, [email protected] wrote: > There are rather a lot of ways to choke this particular cat, writing a > block is just one of them. > > I do "control external device" things from within GRC without custom > blocks, using "helper code" and a polling function at a low rate > that drives a simple state machine. I use this for controlling a > serial device that turns calibration sources on/off. It can get data > out of the flow-graph if it needs to, with low-rate "probe" blocks. > > Some might call this inelegant, I call it saving the headache of > writing/maintaining custom blocks when the functionality doesn't > really require real-time access to the sample stream....
Hello, well, writing a block that listens to messages or that emits messages takes less than 20 lines of python all included. I would hardly call this an "headache" to maintain :) Cheers, Daniele _______________________________________________ Discuss-gnuradio mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
