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MMDVM
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Make the M17 receiver less sensitive to noise.

This commit is contained in:
Jonathan Naylor 2020-11-11 18:30:49 +00:00
parent fa9040fdf0
commit 955578789d
1 changed files with 4 additions and 4 deletions
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8
M17RX.cpp
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@ -26,10 +26,10 @@
const q15_t SCALING_FACTOR = 18750; // Q15(0.55) const q15_t SCALING_FACTOR = 18750; // Q15(0.55)
const uint8_t MAX_SYNC_BIT_START_ERRS = 2U; const uint8_t MAX_SYNC_BIT_START_ERRS = 1U;
const uint8_t MAX_SYNC_BIT_RUN_ERRS = 4U; const uint8_t MAX_SYNC_BIT_RUN_ERRS = 3U;
const uint8_t MAX_SYNC_SYMBOLS_ERRS = 3U; const uint8_t MAX_SYNC_SYMBOLS_ERRS = 2U;
const uint8_t BIT_MASK_TABLE[] = {0x80U, 0x40U, 0x20U, 0x10U, 0x08U, 0x04U, 0x02U, 0x01U}; const uint8_t BIT_MASK_TABLE[] = {0x80U, 0x40U, 0x20U, 0x10U, 0x08U, 0x04U, 0x02U, 0x01U};
@ -39,7 +39,7 @@ const uint8_t NOAVEPTR = 99U;
const uint16_t NOENDPTR = 9999U; const uint16_t NOENDPTR = 9999U;
const unsigned int MAX_SYNC_FRAMES = 1U + 1U; const unsigned int MAX_SYNC_FRAMES = 3U + 1U;
CM17RX::CM17RX() : CM17RX::CM17RX() :
m_state(M17RXS_NONE), m_state(M17RXS_NONE),