lili/amodem
1
0
Fork 0
mirror of https://github.com/romanz/amodem.git synced 2026-02-25 00:31:08 +08:00
Code Issues Packages Projects Releases Wiki Activity

test 16kB with 40kbps = 10 freqs x QAM16

Browse Source
This commit is contained in:
Roman Zeyde
2014-07-11 14:38:17 +03:00
parent 251b666d09
commit 8a6a9ed042
2 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
common.py
View File

@@ -7,7 +7,7 @@ log = logging.getLogger(__name__)
Fs = 32e3
Ts = 1.0 / Fs
frequencies = (np.arange(11) + 1) * 1e3
frequencies = (np.arange(10) + 1) * 1e3
carrier_index = 0
Fc = frequencies[carrier_index]
Tc = 1.0 / Fc

2
test.sh
View File

@@ -2,7 +2,7 @@
set -u
set -e
dd if=/dev/urandom of=data.send bs=1024 count=1
dd if=/dev/urandom of=data.send bs=1024 count=16
./send.py tx.int16
killall arecord aplay || true