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Re: [Discuss-gnuradio] strange consume behaviours on blocks with mulitp
From: |
Matteo Campanella |
Subject: |
Re: [Discuss-gnuradio] strange consume behaviours on blocks with mulitple input channels |
Date: |
Wed, 3 Jan 2007 12:15:20 +0100 (CET) |
User-agent: |
SquirrelMail/1.4.8-1.fc5 |
> // From this point sync clk
> //
> d_sign_last = (clk[0] > 0 ? 1: -1);
> for (i = 0; i < n_clk_in ; i++) {
> sign_current = (clk[i] > 0 ? 1: -1);
> if(sign_current != d_sign_last) {
> // zc in clock
> consume(1, i);
> break;
> }
> d_sign_last = sign_current;
> }
>
> enter_locked();
> return 0; // No output produced, but now sync...
>
>
> The break after consume may be incorrect. If it's executed you do not
> set d_sign_last to the new sign (sign_current).
>
> Eric
>
>
If the break is executed, we have clock and signal aligned; enter_locked()
and return are executed after break and on next work invocation we will be
in the sync state, that is the other case of the switch.
Matteo