g4klx/MMDVM
1
0
Fork 0
mirror of https://github.com/g4klx/MMDVM.git synced 2026-04-05 06:26:42 +00:00
Code Issues Projects Releases Packages Wiki Activity

New demodulators for C4FM modes.

Browse source
This commit is contained in:
Jonathan Naylor 2017-01-17 20:05:20 +00:00
parent 8b13a3c8a6
commit 9a7b07027a
7 changed files with 427 additions and 260 deletions
Download patch file Download diff file Expand all files Collapse all files

3
YSFDefines.h
View file

@ -24,13 +24,16 @@ const unsigned int YSF_RADIO_SYMBOL_LENGTH = 5U; // At 24 kHz sample rate
const unsigned int YSF_FRAME_LENGTH_BYTES = 120U;
const unsigned int YSF_FRAME_LENGTH_BITS = YSF_FRAME_LENGTH_BYTES * 8U;
const unsigned int YSF_FRAME_LENGTH_SYMBOLS = YSF_FRAME_LENGTH_BYTES * 4U;
const unsigned int YSF_FRAME_LENGTH_SAMPLES = YSF_FRAME_LENGTH_SYMBOLS * YSF_RADIO_SYMBOL_LENGTH;
const unsigned int YSF_SYNC_LENGTH_BYTES = 5U;
const unsigned int YSF_SYNC_LENGTH_BITS = YSF_SYNC_LENGTH_BYTES * 8U;
const unsigned int YSF_SYNC_LENGTH_SYMBOLS = YSF_SYNC_LENGTH_BYTES * 4U;
const unsigned int YSF_SYNC_LENGTH_SAMPLES = YSF_SYNC_LENGTH_SYMBOLS * YSF_RADIO_SYMBOL_LENGTH;
const unsigned int YSF_FICH_LENGTH_BITS = 200U;
const unsigned int YSF_FICH_LENGTH_SYMBOLS = 100U;
const unsigned int YSF_FICH_LENGTH_SAMPLES = YSF_FICH_LENGTH_SYMBOLS * YSF_RADIO_SYMBOL_LENGTH;
const uint8_t YSF_SYNC_BYTES[] = {0xD4U, 0x71U, 0xC9U, 0x63U, 0x4DU};
const uint8_t YSF_SYNC_BYTES_LENGTH = 5U;