From 31b8f7252a6078782818cd39a657ba740dcba130 Mon Sep 17 00:00:00 2001 From: Tomas P Date: Sun, 19 Oct 2025 20:44:27 +0200 Subject: [PATCH] Support for Elecrow Thinknode M2 --- boards/ESP32-S3-WROOM-1-N4.json | 39 +++++ variants/thinknode_m2/ThinknodeM2Board.cpp | 32 ++++ variants/thinknode_m2/ThinknodeM2Board.h | 18 +++ variants/thinknode_m2/pins_arduino.h | 28 ++++ variants/thinknode_m2/platformio.ini | 171 +++++++++++++++++++++ variants/thinknode_m2/target.cpp | 57 +++++++ variants/thinknode_m2/target.h | 32 ++++ variants/thinknode_m2/variant.h | 15 ++ 8 files changed, 392 insertions(+) create mode 100644 boards/ESP32-S3-WROOM-1-N4.json create mode 100644 variants/thinknode_m2/ThinknodeM2Board.cpp create mode 100644 variants/thinknode_m2/ThinknodeM2Board.h create mode 100644 variants/thinknode_m2/pins_arduino.h create mode 100644 variants/thinknode_m2/platformio.ini create mode 100644 variants/thinknode_m2/target.cpp create mode 100644 variants/thinknode_m2/target.h create mode 100644 variants/thinknode_m2/variant.h diff --git a/boards/ESP32-S3-WROOM-1-N4.json b/boards/ESP32-S3-WROOM-1-N4.json new file mode 100644 index 00000000..160926b2 --- /dev/null +++ b/boards/ESP32-S3-WROOM-1-N4.json @@ -0,0 +1,39 @@ +{ + "build": { + "arduino": { + "ldscript": "esp32s3_out.ld" + }, + "core": "esp32", + "extra_flags": [ + "-D ARDUINO_USB_CDC_ON_BOOT=0", + "-D ARDUINO_USB_MSC_ON_BOOT=0", + "-D ARDUINO_USB_DFU_ON_BOOT=0", + "-D ARDUINO_USB_MODE=0", + "-D ARDUINO_RUNNING_CORE=1", + "-D ARDUINO_EVENT_RUNNING_CORE=1" + ], + "f_cpu": "240000000L", + "f_flash": "80000000L", + "flash_mode": "qio", + "hwids": [["0x303A", "0x1001"]], + "mcu": "esp32s3", + "variant": "ESP32-S3-WROOM-1-N4" + }, + "connectivity": ["wifi", "bluetooth"], + "debug": { + "default_tool": "esp-builtin", + "onboard_tools": ["esp-builtin"], + "openocd_target": "esp32s3.cfg" + }, + "frameworks": ["arduino", "espidf"], + "name": "ESP32-S3-WROOM-1-N4 (4 MB Flash, No PSRAM)", + "upload": { + "flash_size": "4MB", + "maximum_ram_size": 524288, + "maximum_size": 4194304, + "require_upload_port": true, + "speed": 921600 + }, + "url": "https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf", + "vendor": "Espressif" +} diff --git a/variants/thinknode_m2/ThinknodeM2Board.cpp b/variants/thinknode_m2/ThinknodeM2Board.cpp new file mode 100644 index 00000000..3a2f067e --- /dev/null +++ b/variants/thinknode_m2/ThinknodeM2Board.cpp @@ -0,0 +1,32 @@ +#include "ThinknodeM2Board.h" + + + +void ThinknodeM2Board::begin() { + ESP32Board::begin(); + pinMode(PIN_VEXT_EN, OUTPUT); // init display + digitalWrite(PIN_VEXT_EN, PIN_VEXT_EN_ACTIVE); // pin needs to be high + delay(10); + digitalWrite(PIN_VEXT_EN, PIN_VEXT_EN_ACTIVE); // need to do this twice. do not know why.. + pinMode(PIN_STATUS_LED, OUTPUT); // init power led + } + + void ThinknodeM2Board::enterDeepSleep(uint32_t secs, int pin_wake_btn) { + esp_deep_sleep_start(); + } + + void ThinknodeM2Board::powerOff() { + enterDeepSleep(0); + } + + uint16_t ThinknodeM2Board::getBattMilliVolts() { + analogReadResolution(12); + delay(10); + float volts = (analogRead(PIN_VBAT_READ) * ADC_MULTIPLIER * AREF_VOLTAGE) / 4096; + analogReadResolution(10); + return volts * 1000; + } + + const char* ThinknodeM2Board::getManufacturerName() const { + return "Elecrow ThinkNode M2"; + } \ No newline at end of file diff --git a/variants/thinknode_m2/ThinknodeM2Board.h b/variants/thinknode_m2/ThinknodeM2Board.h new file mode 100644 index 00000000..8011fae6 --- /dev/null +++ b/variants/thinknode_m2/ThinknodeM2Board.h @@ -0,0 +1,18 @@ +#pragma once + +#include +#include +#include +#include + +class ThinknodeM2Board : public ESP32Board { + +public: + + void begin(); + void enterDeepSleep(uint32_t secs, int pin_wake_btn = -1); + void powerOff() override; + uint16_t getBattMilliVolts() override; + const char* getManufacturerName() const override ; + +}; \ No newline at end of file diff --git a/variants/thinknode_m2/pins_arduino.h b/variants/thinknode_m2/pins_arduino.h new file mode 100644 index 00000000..a5dee363 --- /dev/null +++ b/variants/thinknode_m2/pins_arduino.h @@ -0,0 +1,28 @@ +// Need this file for ESP32-S3 +// No need to modify this file, changes to pins imported from variant.h +// Most is similar to https://github.com/espressif/arduino-esp32/blob/master/variants/esp32s3/pins_arduino.h + +#ifndef Pins_Arduino_h +#define Pins_Arduino_h + +#include +#include + +#define USB_VID 0x303a +#define USB_PID 0x1001 + +// Serial +static const uint8_t TX = GPS_TX; +static const uint8_t RX = GPS_RX; + +// Default SPI will be mapped to Radio +static const uint8_t SS = P_LORA_NSS; +static const uint8_t SCK = P_LORA_SCLK; +static const uint8_t MOSI = P_LORA_MISO; +static const uint8_t MISO = P_LORA_MOSI; + +// The default Wire will be mapped to PMU and RTC +static const uint8_t SCL = PIN_BOARD_SCL; +static const uint8_t SDA = PIN_BOARD_SDA; + +#endif /* Pins_Arduino_h */ \ No newline at end of file diff --git a/variants/thinknode_m2/platformio.ini b/variants/thinknode_m2/platformio.ini new file mode 100644 index 00000000..0238947f --- /dev/null +++ b/variants/thinknode_m2/platformio.ini @@ -0,0 +1,171 @@ +[ThinkNode_M2] +extends = esp32_base +board = ESP32-S3-WROOM-1-N4 +build_flags = ${esp32_base.build_flags} + -I variants/thinknode_m2 + -D THINKNODE_M2 + -D GPS_RX=44 + -D GPS_TX=43 + -D PIN_VEXT_EN=46 + -D PIN_BUZZER=5 + -D PIN_VEXT_EN_ACTIVE=HIGH + -D PIN_BOARD_SCL=15 + -D PIN_BOARD_SDA=16 + -D P_LORA_DIO_1=3 + -D P_LORA_NSS=10 + -D P_LORA_RESET=21 ; RADIOLIB_NC + -D P_LORA_BUSY=14 ; DIO2 = 38 + -D P_LORA_SCLK=12 + -D P_LORA_MISO=13 + -D P_LORA_MOSI=11 + -D PIN_USER_BTN=47 + -D PIN_STATUS_LED=6 + -D PIN_LED=6 + -D SX126X_DIO2_AS_RF_SWITCH=true + -D SX126X_DIO3_TCXO_VOLTAGE=3.3 + -D SX126X_CURRENT_LIMIT=140 + -D DISPLAY_CLASS=SH1106Display + -D RADIO_CLASS=CustomSX1262 + -D WRAPPER_CLASS=CustomSX1262Wrapper + -D LORA_TX_POWER=22 + -D SX126X_RX_BOOSTED_GAIN=1 + -D MESH_DEBUG=1 +build_src_filter = ${esp32_base.build_src_filter} + + + + + + + +<../variants/thinknode_m2> +lib_deps = ${esp32_base.lib_deps} + adafruit/Adafruit SH110X @ ~2.1.13 + adafruit/Adafruit GFX Library @ ^1.12.1 + +[env:ThinkNode_M2_Repeater] +extends = ThinkNode_M2 +build_src_filter = ${ThinkNode_M2.build_src_filter} + +<../examples/simple_repeater/*.cpp> +build_flags = + ${ThinkNode_M2.build_flags} + -D ADVERT_NAME='"Thinknode M2 Repeater"' + -D ADVERT_LAT=0.0 + -D ADVERT_LON=0.0 + -D ADMIN_PASSWORD='"password"' + -D MAX_NEIGHBOURS=8 +; -D MESH_PACKET_LOGGING=1 +; -D MESH_DEBUG=1 +lib_deps = + ${ThinkNode_M2.lib_deps} + ${esp32_ota.lib_deps} + +; [env:ThinkNode_M2_Repeater_bridge_rs232] +; extends = ThinkNode_M2 +; build_src_filter = ${ThinkNode_M2.build_src_filter} +; + +; +<../examples/simple_repeater/*.cpp> +; build_flags = +; ${ThinkNode_M2.build_flags} +; -D ADVERT_NAME='"RS232 Bridge"' +; -D ADVERT_LAT=0.0 +; -D ADVERT_LON=0.0 +; -D ADMIN_PASSWORD='"password"' +; -D MAX_NEIGHBOURS=8 +; -D WITH_RS232_BRIDGE=Serial2 +; -D WITH_RS232_BRIDGE_RX=5 +; -D WITH_RS232_BRIDGE_TX=6 +; ; -D MESH_PACKET_LOGGING=1 +; ; -D MESH_DEBUG=1 +; lib_deps = +; ${ThinkNode_M2.lib_deps} +; ${esp32_ota.lib_deps} + +[env:ThinkNode_M2_Repeater_bridge_espnow] +extends = ThinkNode_M2 +build_src_filter = ${ThinkNode_M2.build_src_filter} + + + +<../examples/simple_repeater/*.cpp> +build_flags = + ${ThinkNode_M2.build_flags} + -D ADVERT_NAME='"ESPNow Bridge"' + -D ADVERT_LAT=0.0 + -D ADVERT_LON=0.0 + -D ADMIN_PASSWORD='"password"' + -D MAX_NEIGHBOURS=8 + -D WITH_ESPNOW_BRIDGE=1 + -D WITH_ESPNOW_BRIDGE_SECRET='"shared-secret"' +; -D MESH_PACKET_LOGGING=1 +; -D MESH_DEBUG=1 +lib_deps = + ${ThinkNode_M2.lib_deps} + ${esp32_ota.lib_deps} + +[env:ThinkNode_M2_room_server] +extends = ThinkNode_M2 +build_src_filter = ${ThinkNode_M2.build_src_filter} + +<../examples/simple_room_server> +build_flags = + ${ThinkNode_M2.build_flags} + -D ADVERT_NAME='"Thinknode M2 Room Server"' + -D ADVERT_LAT=0.0 + -D ADVERT_LON=0.0 + -D ADMIN_PASSWORD='"password"' + -D ROOM_PASSWORD='"hello"' +; -D MESH_PACKET_LOGGING=1 +; -D MESH_DEBUG=1 +lib_deps = + ${ThinkNode_M2.lib_deps} + ${esp32_ota.lib_deps} + +[env:ThinkNode_M2_terminal_chat] +extends = ThinkNode_M2 +build_flags = + ${ThinkNode_M2.build_flags} + -D MAX_CONTACTS=300 + -D MAX_GROUP_CHANNELS=8 +; -D MESH_PACKET_LOGGING=1 +; -D MESH_DEBUG=1 +build_src_filter = ${ThinkNode_M2.build_src_filter} + +<../examples/simple_secure_chat/main.cpp> +lib_deps = + ${ThinkNode_M2.lib_deps} + densaugeo/base64 @ ~1.4.0 + +[env:ThinkNode_M2_companion_radio_ble] +extends = ThinkNode_M2 +build_flags = + ${ThinkNode_M2.build_flags} + -I examples/companion_radio/ui-new + -D MAX_CONTACTS=300 + -D MAX_GROUP_CHANNELS=8 + -D BLE_PIN_CODE=123456 + -D OFFLINE_QUEUE_SIZE=256 +; -D BLE_DEBUG_LOGGING=1 +; -D MESH_PACKET_LOGGING=1 +; -D MESH_DEBUG=1 +build_src_filter = ${ThinkNode_M2.build_src_filter} + + + + + +<../examples/companion_radio/*.cpp> + +<../examples/companion_radio/ui-new/*.cpp> + +lib_deps = + ${ThinkNode_M2.lib_deps} + densaugeo/base64 @ ~1.4.0 + +[env:ThinkNode_M2_companion_radio_serial] +extends = ThinkNode_M2 +build_flags = + ${ThinkNode_M2.build_flags} + -I examples/companion_radio/ui-new + -D MAX_CONTACTS=300 + -D MAX_GROUP_CHANNELS=8 + -D SERIAL_TX=D6 + -D SERIAL_RX=D7 +; -D MESH_PACKET_LOGGING=1 +; -D MESH_DEBUG=1 +build_src_filter = ${ThinkNode_M2.build_src_filter} + + + + + +<../examples/companion_radio/*.cpp> + +<../examples/companion_radio/ui-new/*.cpp> +lib_deps = + ${ThinkNode_M2.lib_deps} + densaugeo/base64 @ ~1.4.0 diff --git a/variants/thinknode_m2/target.cpp b/variants/thinknode_m2/target.cpp new file mode 100644 index 00000000..cb3c1624 --- /dev/null +++ b/variants/thinknode_m2/target.cpp @@ -0,0 +1,57 @@ +#include +#include "target.h" + +ThinknodeM2Board board; + +#if defined(P_LORA_SCLK) + static SPIClass spi; + RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, spi); +#else + RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY); +#endif + +WRAPPER_CLASS radio_driver(radio, board); + +ESP32RTCClock fallback_clock; +AutoDiscoverRTCClock rtc_clock(fallback_clock); +SensorManager sensors; + +#ifdef DISPLAY_CLASS + DISPLAY_CLASS display; + MomentaryButton user_btn(PIN_USER_BTN, 1000, true); +#endif + +bool radio_init() { + fallback_clock.begin(); + rtc_clock.begin(Wire); + pinMode(21, INPUT); + pinMode(48, OUTPUT); + #if defined(P_LORA_SCLK) + spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI); + return radio.std_init(&spi); +#else + return radio.std_init(); +#endif +} + +uint32_t radio_get_rng_seed() { + return radio.random(0x7FFFFFFF); +} + + +void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr) { + radio.setFrequency(freq); + radio.setSpreadingFactor(sf); + radio.setBandwidth(bw); + radio.setCodingRate(cr); +} + +void radio_set_tx_power(uint8_t dbm) { + radio.setOutputPower(dbm); +} + +mesh::LocalIdentity radio_new_identity() { + RadioNoiseListener rng(radio); + return mesh::LocalIdentity(&rng); // create new random identity +} + diff --git a/variants/thinknode_m2/target.h b/variants/thinknode_m2/target.h new file mode 100644 index 00000000..b05def8a --- /dev/null +++ b/variants/thinknode_m2/target.h @@ -0,0 +1,32 @@ +#pragma once + +#define RADIOLIB_STATIC_ONLY 1 +#include +#include +//#include +#include +#include +#include +#include +#ifdef DISPLAY_CLASS + #include + #include +#endif + +extern ThinknodeM2Board board; +extern WRAPPER_CLASS radio_driver; +extern AutoDiscoverRTCClock rtc_clock; +extern SensorManager sensors; + +#ifdef DISPLAY_CLASS + extern DISPLAY_CLASS display; + extern MomentaryButton user_btn; +#endif + +bool radio_init(); +uint32_t radio_get_rng_seed(); +void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr); +void radio_set_tx_power(uint8_t dbm); +mesh::LocalIdentity radio_new_identity(); + + \ No newline at end of file diff --git a/variants/thinknode_m2/variant.h b/variants/thinknode_m2/variant.h new file mode 100644 index 00000000..928f56ec --- /dev/null +++ b/variants/thinknode_m2/variant.h @@ -0,0 +1,15 @@ +#define I2C_SCL 15 +#define I2C_SDA 16 +#define PIN_VBAT_READ 17 +#define AREF_VOLTAGE (3.0) +#define ADC_MULTIPLIER (1.548F) +#define PIN_BUZZER 5 +#define PIN_VEXT_EN_ACTIVE HIGH +#define PIN_VEXT_EN 46 +#define PIN_USER_BTN 47 +#define PIN_LED 6 +#define PIN_STATUS_LED 6 +#define PIN_PWRBTN 4 + + +