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Improve RX sensitivity

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Henry Potgieter 2026-03-30 01:39:59 -04:00
commit 377ccfe2cc
1 changed files with 3 additions and 1 deletions
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4
sx126x.cpp
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@ -335,7 +335,9 @@ int sx126x::begin(long frequency) {
setFrequency(frequency);
setTxPower(2);
enableCrc();
writeRegister(REG_LNA_6X, 0x96); // Set LNA boost
writeRegister(REG_LNA_6X, 0x96); // Set LNA boosted gain mode
// Undocumented SX1262 register patch recommended by Heltec/Semtech for improved RX sensitivity.
writeRegister(0x08B5, readRegister(0x08B5) | 0x01);
uint8_t basebuf[2] = {0}; // Set base addresses
executeOpcode(OP_BUFFER_BASE_ADDR_6X, basebuf, 2);