From a9a8299e14172769dcc304d6d64fe203acaa01ce Mon Sep 17 00:00:00 2001 From: Steven Linn Date: Wed, 28 Jan 2026 14:24:53 -0700 Subject: [PATCH] Set LilyGO T-Beam 1W to use TX0 3.0V (within reference +2.85V~+3.15V) --- variants/lilygo_tbeam_1w/platformio.ini | 2 +- variants/lilygo_tbeam_1w/variant.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/variants/lilygo_tbeam_1w/platformio.ini b/variants/lilygo_tbeam_1w/platformio.ini index 618a32a8..cf17ae8b 100644 --- a/variants/lilygo_tbeam_1w/platformio.ini +++ b/variants/lilygo_tbeam_1w/platformio.ini @@ -24,7 +24,7 @@ build_flags = ; Truth table: DIO2=1,RXEN=0 → TX | DIO2=0,RXEN=1 → RX -D SX126X_DIO2_AS_RF_SWITCH=true -D SX126X_RXEN=21 - -D SX126X_DIO3_TCXO_VOLTAGE=1.8 + -D SX126X_DIO3_TCXO_VOLTAGE=3.0 -D SX126X_CURRENT_LIMIT=140 -D SX126X_RX_BOOSTED_GAIN=1 diff --git a/variants/lilygo_tbeam_1w/variant.h b/variants/lilygo_tbeam_1w/variant.h index c05b1696..f6807e56 100644 --- a/variants/lilygo_tbeam_1w/variant.h +++ b/variants/lilygo_tbeam_1w/variant.h @@ -62,7 +62,7 @@ #define SX126X_RXEN 21 // LNA enable - HIGH during RX // TCXO voltage - required for radio init -#define SX126X_DIO3_TCXO_VOLTAGE 1.8 +#define SX126X_DIO3_TCXO_VOLTAGE 3.0 #define SX126X_MAX_POWER 22 #endif