diff --git a/src/helpers/sensors/MicroNMEALocationProvider.h b/src/helpers/sensors/MicroNMEALocationProvider.h index 1de75327..ffecb701 100644 --- a/src/helpers/sensors/MicroNMEALocationProvider.h +++ b/src/helpers/sensors/MicroNMEALocationProvider.h @@ -39,6 +39,7 @@ class MicroNMEALocationProvider : public LocationProvider { mesh::RTCClock* _clock; Stream* _gps_serial; RefCountedDigitalPin* _peripher_power; + int8_t _claims = 0; int _pin_reset; int _pin_en; long next_check = 0; @@ -57,8 +58,21 @@ public : } } + void claim() { + _claims++; + if (_claims > 0) { + if (_peripher_power) _peripher_power->claim(); + } + } + + void release() { + if (_claims == 0) return; // avoid negative _claims + _claims--; + if (_peripher_power) _peripher_power->release(); + } + void begin() override { - if (_peripher_power) _peripher_power->claim(); + claim(); if (_pin_en != -1) { digitalWrite(_pin_en, PIN_GPS_EN_ACTIVE); } @@ -82,7 +96,7 @@ public : if (_pin_reset != -1) { digitalWrite(_pin_reset, GPS_RESET_FORCE); } - if (_peripher_power) _peripher_power->release(); + release(); } bool isEnabled() override { diff --git a/variants/heltec_tracker_v2/HeltecTrackerV2Board.cpp b/variants/heltec_tracker_v2/HeltecTrackerV2Board.cpp index bd7f680e..aabfed79 100644 --- a/variants/heltec_tracker_v2/HeltecTrackerV2Board.cpp +++ b/variants/heltec_tracker_v2/HeltecTrackerV2Board.cpp @@ -6,19 +6,7 @@ void HeltecTrackerV2Board::begin() { pinMode(PIN_ADC_CTRL, OUTPUT); digitalWrite(PIN_ADC_CTRL, LOW); // Initially inactive - // Set up digital GPIO registers before releasing RTC hold. The hold latches - // the pad state including function select, so register writes accumulate - // without affecting the pad. On hold release, all changes apply atomically - // (IO MUX switches to digital GPIO with output already HIGH — no glitch). - pinMode(P_LORA_PA_POWER, OUTPUT); - digitalWrite(P_LORA_PA_POWER,HIGH); - rtc_gpio_hold_dis((gpio_num_t)P_LORA_PA_POWER); - - pinMode(P_LORA_PA_EN, OUTPUT); - digitalWrite(P_LORA_PA_EN,HIGH); - rtc_gpio_hold_dis((gpio_num_t)P_LORA_PA_EN); - pinMode(P_LORA_PA_TX_EN, OUTPUT); - digitalWrite(P_LORA_PA_TX_EN,LOW); + loRaFEMControl.init(); esp_reset_reason_t reason = esp_reset_reason(); if (reason != ESP_RST_DEEPSLEEP) { @@ -39,12 +27,12 @@ void HeltecTrackerV2Board::begin() { void HeltecTrackerV2Board::onBeforeTransmit(void) { digitalWrite(P_LORA_TX_LED, HIGH); // turn TX LED on - digitalWrite(P_LORA_PA_TX_EN,HIGH); + loRaFEMControl.setTxModeEnable(); } void HeltecTrackerV2Board::onAfterTransmit(void) { digitalWrite(P_LORA_TX_LED, LOW); // turn TX LED off - digitalWrite(P_LORA_PA_TX_EN,LOW); + loRaFEMControl.setRxModeEnable(); } void HeltecTrackerV2Board::enterDeepSleep(uint32_t secs, int pin_wake_btn) { @@ -56,9 +44,7 @@ void HeltecTrackerV2Board::begin() { rtc_gpio_hold_en((gpio_num_t)P_LORA_NSS); - // Hold GC1109 FEM pins during sleep to keep LNA active for RX wake - rtc_gpio_hold_en((gpio_num_t)P_LORA_PA_POWER); - rtc_gpio_hold_en((gpio_num_t)P_LORA_PA_EN); + loRaFEMControl.setRxModeEnableWhenMCUSleep();//It also needs to be enabled in receive mode if (pin_wake_btn < 0) { esp_sleep_enable_ext1_wakeup( (1L << P_LORA_DIO_1), ESP_EXT1_WAKEUP_ANY_HIGH); // wake up on: recv LoRa packet diff --git a/variants/heltec_tracker_v2/HeltecTrackerV2Board.h b/variants/heltec_tracker_v2/HeltecTrackerV2Board.h index d93c86cd..33c897bc 100644 --- a/variants/heltec_tracker_v2/HeltecTrackerV2Board.h +++ b/variants/heltec_tracker_v2/HeltecTrackerV2Board.h @@ -4,11 +4,13 @@ #include #include #include +#include "LoRaFEMControl.h" class HeltecTrackerV2Board : public ESP32Board { public: RefCountedDigitalPin periph_power; + LoRaFEMControl loRaFEMControl; HeltecTrackerV2Board() : periph_power(PIN_VEXT_EN,PIN_VEXT_EN_ACTIVE) { } diff --git a/variants/heltec_tracker_v2/LoRaFEMControl.cpp b/variants/heltec_tracker_v2/LoRaFEMControl.cpp new file mode 100644 index 00000000..3cf6c311 --- /dev/null +++ b/variants/heltec_tracker_v2/LoRaFEMControl.cpp @@ -0,0 +1,58 @@ +#include "LoRaFEMControl.h" +#include +#include +#include + +void LoRaFEMControl::init(void) +{ + pinMode(P_LORA_PA_POWER, OUTPUT); + digitalWrite(P_LORA_PA_POWER, HIGH); + rtc_gpio_hold_dis((gpio_num_t)P_LORA_PA_POWER); + rtc_gpio_hold_dis((gpio_num_t)P_LORA_KCT8103L_PA_CSD); + rtc_gpio_hold_dis((gpio_num_t)P_LORA_KCT8103L_PA_CTX); + delay(1); + pinMode(P_LORA_KCT8103L_PA_CSD, OUTPUT); + digitalWrite(P_LORA_KCT8103L_PA_CSD, HIGH); + pinMode(P_LORA_KCT8103L_PA_CTX, OUTPUT); + digitalWrite(P_LORA_KCT8103L_PA_CTX, HIGH); + setLnaCanControl(true); +} + +void LoRaFEMControl::setSleepModeEnable(void) +{ + // shutdown the PA + digitalWrite(P_LORA_KCT8103L_PA_CSD, LOW); +} + +void LoRaFEMControl::setTxModeEnable(void) +{ + digitalWrite(P_LORA_KCT8103L_PA_CSD, HIGH); + digitalWrite(P_LORA_KCT8103L_PA_CTX, HIGH); +} + +void LoRaFEMControl::setRxModeEnable(void) +{ + digitalWrite(P_LORA_KCT8103L_PA_CSD, HIGH); + if (lna_enabled) { + digitalWrite(P_LORA_KCT8103L_PA_CTX, LOW); + } else { + digitalWrite(P_LORA_KCT8103L_PA_CTX, HIGH); + } +} + +void LoRaFEMControl::setRxModeEnableWhenMCUSleep(void) +{ + digitalWrite(P_LORA_KCT8103L_PA_CSD, HIGH); + rtc_gpio_hold_en((gpio_num_t)P_LORA_KCT8103L_PA_CSD); + if (lna_enabled) { + digitalWrite(P_LORA_KCT8103L_PA_CTX, LOW); + } else { + digitalWrite(P_LORA_KCT8103L_PA_CTX, HIGH); + } + rtc_gpio_hold_en((gpio_num_t)P_LORA_KCT8103L_PA_CTX); +} + +void LoRaFEMControl::setLNAEnable(bool enabled) +{ + lna_enabled = enabled; +} diff --git a/variants/heltec_tracker_v2/LoRaFEMControl.h b/variants/heltec_tracker_v2/LoRaFEMControl.h new file mode 100644 index 00000000..2c50b742 --- /dev/null +++ b/variants/heltec_tracker_v2/LoRaFEMControl.h @@ -0,0 +1,21 @@ +#pragma once +#include + +class LoRaFEMControl +{ + public: + LoRaFEMControl() {} + virtual ~LoRaFEMControl() {} + void init(void); + void setSleepModeEnable(void); + void setTxModeEnable(void); + void setRxModeEnable(void); + void setRxModeEnableWhenMCUSleep(void); + void setLNAEnable(bool enabled); + bool isLnaCanControl(void) { return lna_can_control; } + void setLnaCanControl(bool can_control) { lna_can_control = can_control; } + + private: + bool lna_enabled = false; + bool lna_can_control = false; +}; diff --git a/variants/heltec_tracker_v2/platformio.ini b/variants/heltec_tracker_v2/platformio.ini index af41b4f5..3d2a95fa 100644 --- a/variants/heltec_tracker_v2/platformio.ini +++ b/variants/heltec_tracker_v2/platformio.ini @@ -17,18 +17,18 @@ build_flags = -D P_LORA_SCLK=9 -D P_LORA_MISO=11 -D P_LORA_MOSI=10 - -D P_LORA_PA_POWER=7 ; VFEM_Ctrl - GC1109 LDO power enable - -D P_LORA_PA_EN=4 ; CSD - GC1109 chip enable (HIGH=on) - -D P_LORA_PA_TX_EN=46 ; CPS - GC1109 PA mode (HIGH=full PA, LOW=bypass) - -D LORA_TX_POWER=10 ; 10dBm + ~11dB GC1109 gain = ~21dBm output + -D P_LORA_PA_POWER=7 ;VFEM_Ctrl -LDO power enable + -D P_LORA_KCT8103L_PA_CSD=4 + -D P_LORA_KCT8103L_PA_CTX=5 + -D LORA_TX_POWER=9 ; 9dBm + ~14dB KCT8103L gain = ~22dBm output -D MAX_LORA_TX_POWER=22 ; Max SX1262 output -> ~28dBm at antenna -D SX126X_DIO2_AS_RF_SWITCH=true -D SX126X_DIO3_TCXO_VOLTAGE=1.8 -D SX126X_CURRENT_LIMIT=140 -D SX126X_RX_BOOSTED_GAIN=1 -D SX126X_REGISTER_PATCH=1 - -D PIN_BOARD_SDA=5 - -D PIN_BOARD_SCL=6 + -D PIN_BOARD_SDA=6 + -D PIN_BOARD_SCL=17 -D PIN_USER_BTN=0 -D PIN_TFT_SDA=42 ; SDIN -D PIN_TFT_SCL=41 ; SCLK @@ -207,8 +207,6 @@ build_flags = -D ADVERT_LAT=0.0 -D ADVERT_LON=0.0 -D ADMIN_PASSWORD='"password"' - -D ENV_PIN_SDA=3 - -D ENV_PIN_SCL=4 -D DISPLAY_CLASS=ST7735Display ; -D MESH_PACKET_LOGGING=1 ; -D MESH_DEBUG=1