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Change the EOF sync pattern for simplicity.

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This commit is contained in:
Jonathan Naylor
2021-08-26 16:50:18 +01:00
parent 63a8e61a45
commit 2200945857
5 changed files with 32 additions and 100 deletions
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M17Defines.h
+7 -13
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@@ -31,19 +31,13 @@ const unsigned int M17_SYNC_LENGTH_BYTES = M17_SYNC_LENGTH_BITS / 8U;
const unsigned int M17_SYNC_LENGTH_SYMBOLS = M17_SYNC_LENGTH_BITS / 2U;
const unsigned int M17_SYNC_LENGTH_SAMPLES = M17_SYNC_LENGTH_SYMBOLS * M17_RADIO_SYMBOL_LENGTH;
const unsigned int M17_EOF_LENGTH_BITS = 26U;
const unsigned int M17_EOF_LENGTH_BYTES = 4U;
const unsigned int M17_EOF_LENGTH_SYMBOLS = M17_EOF_LENGTH_BITS / 2U;
const unsigned int M17_EOF_LENGTH_SAMPLES = M17_EOF_LENGTH_SYMBOLS * M17_RADIO_SYMBOL_LENGTH;
const uint8_t M17_LINK_SETUP_SYNC_BYTES[] = {0x55U, 0xF7U};
const uint8_t M17_STREAM_SYNC_BYTES[] = {0xFFU, 0x5DU};
const uint8_t M17_EOF_MASK[] = {0xFFU, 0xFFU, 0xFFU, 0xC0U};
const uint8_t M17_EOF_BYTES[] = {0x55U, 0x7DU, 0x77U, 0x40U};
const uint8_t M17_EOF_SYNC_BYTES[] = {0x55U, 0x5DU};
const uint16_t M17_LINK_SETUP_SYNC_BITS = 0x55F7U;
const uint16_t M17_STREAM_SYNC_BITS = 0xFF5DU;
const uint16_t M17_EOF_SYNC_BITS = 0x555DU;
// 5 5 F 7
// 01 01 01 01 11 11 01 11
@@ -61,13 +55,13 @@ const int8_t M17_STREAM_SYNC_SYMBOLS_VALUES[] = {-3, -3, -3, -3, +3, +3, -3, +3}
const uint8_t M17_STREAM_SYNC_SYMBOLS = 0x0DU;
// 5 5 7 D 7 7 4
// 01 01 01 01 01 11 11 01 01 11 01 11 01
// +3 +3 +3 +3 +3 -3 -3 +3 +3 -3 +3 -3 +3
// 5 5 5 D
// 01 01 01 01 01 01 11 01
// +3 +3 +3 +3 +3 +3 -3 +3
const int8_t M17_EOF_SYMBOLS_VALUES[] = {+3, +3, +3, +3, +3, -3, -3, +3, +3, -3, +3, -3, +3};
const int8_t M17_EOF_SYNC_SYMBOLS_VALUES[] = {+3, +3, +3, +3, +3, +3, -3, +3};
const uint16_t M17_EOF_SYMBOLS = 0x1F35U;
const uint8_t M17_EOF_SYNC_SYMBOLS = 0xFDU;
#endif