From 2c4a4e0c371b1cd0029901aa176915300a02f1b8 Mon Sep 17 00:00:00 2001
From: jblum
Date: Thu, 12 Mar 2009 06:53:54 +0000
Subject: Added OFDM Mod and Demod to GRC (cough cough... kludge). Generalized
the packet mod and demod stuff to accept the OFDM blocks.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@10585 221aa14e-8319-0410-a670-987f0aec2ac5
---
grc/data/platforms/python/block_tree.xml | 3 +
grc/data/platforms/python/blocks/Makefile.am | 2 +
.../platforms/python/blocks/blks2_ofdm_demod.xml | 122 +++++++++++++++++++
.../platforms/python/blocks/blks2_ofdm_mod.xml | 135 +++++++++++++++++++++
.../python/blocks/blks2_packet_decoder.xml | 32 ++---
.../python/blocks/blks2_packet_encoder.xml | 39 +++---
6 files changed, 291 insertions(+), 42 deletions(-)
create mode 100644 grc/data/platforms/python/blocks/blks2_ofdm_demod.xml
create mode 100644 grc/data/platforms/python/blocks/blks2_ofdm_mod.xml
(limited to 'grc/data/platforms/python')
diff --git a/grc/data/platforms/python/block_tree.xml b/grc/data/platforms/python/block_tree.xml
index b56073bbf..bb2d681f0 100644
--- a/grc/data/platforms/python/block_tree.xml
+++ b/grc/data/platforms/python/block_tree.xml
@@ -213,6 +213,9 @@
blks2_qamx_mod
blks2_qamx_demod
+ blks2_ofdm_mod
+ blks2_ofdm_demod
+
blks2_synthesis_filterbank
blks2_analysis_filterbank
diff --git a/grc/data/platforms/python/blocks/Makefile.am b/grc/data/platforms/python/blocks/Makefile.am
index 3655b1311..6b09050f3 100644
--- a/grc/data/platforms/python/blocks/Makefile.am
+++ b/grc/data/platforms/python/blocks/Makefile.am
@@ -42,6 +42,8 @@ dist_ourdata_DATA = \
blks2_logpwrfft_x.xml \
blks2_nbfm_rx.xml \
blks2_nbfm_tx.xml \
+ blks2_ofdm_demod.xml \
+ blks2_ofdm_mod.xml \
blks2_packet_decoder.xml \
blks2_packet_encoder.xml \
blks2_qamx_demod.xml \
diff --git a/grc/data/platforms/python/blocks/blks2_ofdm_demod.xml b/grc/data/platforms/python/blocks/blks2_ofdm_demod.xml
new file mode 100644
index 000000000..ac5ee4795
--- /dev/null
+++ b/grc/data/platforms/python/blocks/blks2_ofdm_demod.xml
@@ -0,0 +1,122 @@
+
+
+
+ OFDM Demod
+ blks2_ofdm_demod
+ from grc_gnuradio import blks2 as grc_blks2
+ from gnuradio import blks2
+ grc_blks2.packet_demod_$(type.fcn)(blks2.ofdm_demod(
+ options=grc_blks2.options(
+ modulation="$modulation",
+ fft_length=$fft_length,
+ occupied_tones=$occupied_tones,
+ cp_length=$cp_length,
+ snr=$snr,
+ log=None,
+ verbose=None,
+ ),
+ callback=lambda ok, payload: self.$(id).recv_pkt(ok, payload),
+ ),
+)
+
+ Output Type
+ type
+ float
+ enum
+
+
+
+
+
+
+
+ Modulation
+ modulation
+ enum
+
+
+
+
+
+
+
+
+
+ FFT Length
+ fft_length
+ 512
+ int
+
+
+ Occupied Tones
+ occupied_tones
+ 200
+ int
+
+
+ Cyclic Prefix Length
+ cp_length
+ 128
+ int
+
+
+ SNR
+ snr
+ 10
+ real
+
+
+ in
+ complex
+
+
+ out
+ $type
+
+ Payload Length: 0 for automatic.
+
diff --git a/grc/data/platforms/python/blocks/blks2_ofdm_mod.xml b/grc/data/platforms/python/blocks/blks2_ofdm_mod.xml
new file mode 100644
index 000000000..2c54d10f4
--- /dev/null
+++ b/grc/data/platforms/python/blocks/blks2_ofdm_mod.xml
@@ -0,0 +1,135 @@
+
+
+
+ OFDM Mod
+ blks2_ofdm_mod
+ from grc_gnuradio import blks2 as grc_blks2
+ from gnuradio import blks2
+ grc_blks2.packet_mod_$(type.fcn)(blks2.ofdm_mod(
+ options=grc_blks2.options(
+ modulation="$modulation",
+ fft_length=$fft_length,
+ occupied_tones=$occupied_tones,
+ cp_length=$cp_length,
+ pad_for_usrp=$pad_for_usrp,
+ log=None,
+ verbose=None,
+ ),
+ ),
+ payload_length=$payload_length,
+)
+
+ Input Type
+ type
+ float
+ enum
+
+
+
+
+
+
+
+ Modulation
+ modulation
+ enum
+
+
+
+
+
+
+
+
+
+ FFT Length
+ fft_length
+ 512
+ int
+
+
+ Occupied Tones
+ occupied_tones
+ 200
+ int
+
+
+ Cyclic Prefix Length
+ cp_length
+ 128
+ int
+
+
+ Pad for USRP
+ pad_for_usrp
+ enum
+
+
+
+
+ Payload Length
+ payload_length
+ 0
+ int
+
+
+ in
+ $type
+
+
+ out
+ complex
+
+ Payload Length: 0 for automatic.
+
diff --git a/grc/data/platforms/python/blocks/blks2_packet_decoder.xml b/grc/data/platforms/python/blocks/blks2_packet_decoder.xml
index d360bc177..07b0d1f2e 100644
--- a/grc/data/platforms/python/blocks/blks2_packet_decoder.xml
+++ b/grc/data/platforms/python/blocks/blks2_packet_decoder.xml
@@ -8,11 +8,11 @@
Packet Decoder
blks2_packet_decoder
from grc_gnuradio import blks2 as grc_blks2
- from gnuradio import gr
- grc_blks2.packet_decoder(
- item_size_out=$type.size*$vlen,
- access_code=$access_code,
- threshold=$threshold,
+ grc_blks2.packet_demod_$(type.fcn)(grc_blks2.packet_decoder(
+ access_code=$access_code,
+ threshold=$threshold,
+ callback=lambda ok, payload: self.$(id).recv_pkt(ok, payload),
+ ),
)
Output Type
@@ -22,27 +22,27 @@
@@ -57,13 +57,6 @@
-1
int
-
- Vec Length
- vlen
- 1
- int
-
- $vlen > 0
in
byte
@@ -71,11 +64,12 @@
out
$type
- $vlen
Packet decoder block, for use with the gnuradio demodulator blocks: gmsk, psk, qam.
-Access Code: string of 1's and 0's, leave blank for default.
+Access Code: string of 1's and 0's, leave blank for automatic.
+
+Threshold: -1 for automatic.
diff --git a/grc/data/platforms/python/blocks/blks2_packet_encoder.xml b/grc/data/platforms/python/blocks/blks2_packet_encoder.xml
index ea9927225..b184ebd31 100644
--- a/grc/data/platforms/python/blocks/blks2_packet_encoder.xml
+++ b/grc/data/platforms/python/blocks/blks2_packet_encoder.xml
@@ -8,13 +8,12 @@
Packet Encoder
blks2_packet_encoder
from grc_gnuradio import blks2 as grc_blks2
- from gnuradio import gr
- grc_blks2.packet_encoder(
- item_size_in=$type.size*$vlen,
- samples_per_symbol=$samples_per_symbol,
- bits_per_symbol=$bits_per_symbol,
- access_code=$access_code,
- pad_for_usrp=$pad_for_usrp,
+ grc_blks2.packet_mod_$(type.fcn)(grc_blks2.packet_encoder(
+ samples_per_symbol=$samples_per_symbol,
+ bits_per_symbol=$bits_per_symbol,
+ access_code=$access_code,
+ pad_for_usrp=$pad_for_usrp,
+ ),
payload_length=$payload_length,
)
@@ -25,27 +24,27 @@
@@ -80,29 +79,23 @@
Payload Length
payload_length
- -1
+ 0
int
-
- Vec Length
- vlen
- 1
- int
-
- $vlen > 0
in
$type
- $vlen
out
byte
-Packet encoder block, for use with the gnuradio modulator blocks: gmsk, psk, qam.
+Packet encoder block, for use with the gnuradio modulator blocks: gmsk, dpsk, qam.
+
+Access Code: string of 1's and 0's, leave blank for automatic.
-Access Code: string of 1's and 0's, leave blank for default.
+Payload Length: 0 for automatic.
Bits/Symbol should be set accordingly:
gmsk -> 1
--
cgit