added button support

src/helpers/TBeamBoard.h

@@ -37,6 +37,8 @@ public:
     power.setALDO2Voltage(3300);
     power.enableALDO2();
 
+    pinMode(38,INPUT_PULLUP);
+
     esp_reset_reason_t reason = esp_reset_reason();
     if (reason == ESP_RST_DEEPSLEEP) {
       long wakeup_source = esp_sleep_get_ext1_wakeup_status();

variants/lilygo_tbeam/platformio.ini

@@ -10,6 +10,7 @@ build_flags =
   -D P_LORA_TX_LED=4
   -D PIN_BOARD_SDA=21
   -D PIN_BOARD_SCL=22
+  -D PIN_USER_BTN=38
 build_src_filter = ${esp32_base.build_src_filter}
 board_build.partitions = min_spiffs.csv ; get around 4mb flash limit
 lib_deps =