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Merge pull request #1398 from Socalix/heltecv4-register1
Improve Heltec v4 RX reception with undocumented register patch
pull/1597/head
ripplebiz
4 months ago
committed by
GitHub
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GPG Key ID: B5690EEEBB952194
2 changed files with
14 additions and
5 deletions
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src/helpers/radiolib/CustomSX1262.h
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variants/heltec_v4/platformio.ini
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@ -76,6 +76,14 @@ class CustomSX1262 : public SX1262 { |
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setRfSwitchPins(SX126X_RXEN, SX126X_TXEN); |
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#endif |
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// for improved RX with Heltec v4
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#ifdef SX126X_REGISTER_PATCH |
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uint8_t r_data = 0; |
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readRegister(0x8B5, &r_data, 1); |
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r_data |= 0x01; |
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writeRegister(0x8B5, &r_data, 1); |
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#endif |
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return true; // success
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} |
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@ -17,18 +17,19 @@ build_flags = |
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-D P_LORA_SCLK=9 |
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-D P_LORA_MISO=11 |
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-D P_LORA_MOSI=10 |
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-D P_LORA_PA_POWER=7 ;power en |
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-D P_LORA_PA_EN=2 |
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-D P_LORA_PA_TX_EN=46 ;enable tx |
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-D P_LORA_PA_POWER=7 ; VFEM_Ctrl - Power on GC1109 |
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-D P_LORA_PA_EN=2 ; PA CSD - Enable GC1109 |
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-D P_LORA_PA_TX_EN=46 ; PA CPS - GC1109 TX PA full(High) / bypass(Low) |
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-D PIN_USER_BTN=0 |
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-D PIN_VEXT_EN=36 |
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-D PIN_VEXT_EN_ACTIVE=LOW |
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-D LORA_TX_POWER=10 ;If it is configured as 10 here, the final output will be 22 dbm. |
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-D MAX_LORA_TX_POWER=22 ; Max SX1262 output |
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-D SX126X_DIO2_AS_RF_SWITCH=true |
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-D SX126X_REGISTER_PATCH=1 ; Patch register 0x8B5 for improved RX |
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-D SX126X_DIO2_AS_RF_SWITCH=true ; GC1109 CTX is controlled by SX1262 DIO2 |
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-D SX126X_DIO3_TCXO_VOLTAGE=1.8 |
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-D SX126X_CURRENT_LIMIT=140 |
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-D SX126X_RX_BOOSTED_GAIN=1 |
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-D SX126X_RX_BOOSTED_GAIN=1 ; In some cases, commenting this out will improve RX |
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-D PIN_GPS_RX=38 |
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-D PIN_GPS_TX=39 |
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-D PIN_GPS_RESET=42 |
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