From 26645da7613da2c50675f2059c70811354a334a3 Mon Sep 17 00:00:00 2001 From: tvoid Date: Fri, 11 Apr 2008 08:23:48 -0600 Subject: -modified offset tuning to call only on good SCH -added burst_ff_single (from testing, unbuilt) -add complex capture in burst_sink_c -gsm_scan.py: added options for realtime, fusb settings - add auto offset adjustment for file input --- gsm-tvoid/src/lib/gsm_burst.cc | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) (limited to 'gsm-tvoid/src/lib/gsm_burst.cc') diff --git a/gsm-tvoid/src/lib/gsm_burst.cc b/gsm-tvoid/src/lib/gsm_burst.cc index 3bef146..eb44bb4 100755 --- a/gsm-tvoid/src/lib/gsm_burst.cc +++ b/gsm-tvoid/src/lib/gsm_burst.cc @@ -621,8 +621,9 @@ int gsm_burst::get_burst(void) case PARTIAL_SCH: d_sync_state = WAIT_SCH; break; - case SCH: - d_sync_state = SYNCHRONIZED; + //case SCH: + //let the burst type switch handle this so it knows if new or old sync + // d_sync_state = SYNCHRONIZED; break; default: break; @@ -648,17 +649,6 @@ int gsm_burst::get_burst(void) d_fcch_count++; calc_freq_offset(); - -#ifndef TEST_TUNE_TIMING - if (p_tuner) { - if (SYNCHRONIZED == d_sync_state) - p_tuner->calleval(BURST_CB_ADJ_OFFSET); - else - p_tuner->calleval(BURST_CB_SYNC_OFFSET); - - } -#endif - d_ts = 0; break; case PARTIAL_SCH: @@ -668,6 +658,18 @@ int gsm_burst::get_burst(void) d_ts = 0; //TODO: check this break; case SCH: +#ifndef TEST_TUNE_TIMING + //TODO: it would be better to adjust tuning on first FCCH (for better SCH detection), + // but tuning can run away with false FCCHs + // Some logic to retune back to original offset on false FCCH might work + if (p_tuner) { + if (SYNCHRONIZED == d_sync_state) + p_tuner->calleval(BURST_CB_ADJ_OFFSET); + else + p_tuner->calleval(BURST_CB_SYNC_OFFSET); + + } +#endif d_burst_count++; d_sch_count++; d_last_sch = d_burst_count; -- cgit v1.2.3