From 08d68af1060c2abad93d87654436dc56a45f7607 Mon Sep 17 00:00:00 2001 From: Eric Kooistra <kooistra@astron.nl> Date: Thu, 10 Mar 2022 09:06:50 +0100 Subject: [PATCH] Define c_sdp_wpfb_subband_sp_ampl_ratio here. --- applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd b/applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd index b96a84e1fd..fc9491cb8f 100644 --- a/applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd +++ b/applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd @@ -157,7 +157,8 @@ PACKAGE sdp_pkg is -- DC gain of WPFB FIR filter obtained from applications/lofar2/model/run_pfir_coef.m using application = 'lofar_subband' -- Not used in RTL, only used in test benches to verify expected suband levels - CONSTANT c_sdp_wpfb_fir_filter_dc_gain : REAL := 0.994817; + CONSTANT c_sdp_wpfb_fir_filter_dc_gain : REAL := 0.994817; + CONSTANT c_sdp_wpfb_subband_sp_ampl_ratio : REAL := 8.0 * c_sdp_wpfb_fir_filter_dc_gain; -- ~= 8 for unit FIR DC gain, depends on internal WPFB quantization and FIR coefficients ----------------------------------------------------------------------------- -- Statistics offload -- GitLab