Merge pull request #10780 from meshtastic/forward-port-t-impulse-plus

Forward-port: Add Lilygo T-Impulse-Plus (#10497) to develop
2026-06-24 20:11:33 -05:00
parent 8e72b16693 a43cd75bd3
commit 7aa004c1eb
11 changed files with 715 additions and 0 deletions
@@ -0,0 +1,19 @@
+[env:t-impulse-plus]
+custom_meshtastic_hw_model = 135
+custom_meshtastic_hw_model_slug = T_IMPULSE_PLUS
+custom_meshtastic_architecture = nrf52840
+custom_meshtastic_actively_supported = true
+custom_meshtastic_support_level = 1
+custom_meshtastic_display_name = LILYGO T-Impulse Plus
+custom_meshtastic_tags = LilyGo
+custom_meshtastic_requires_dfu = true
+
+extends = nrf52840_base
+board = t-impulse-plus
+board_level = pr
+
+build_flags = ${nrf52840_base.build_flags}
+  -I variants/nrf52840/t-impulse-plus
+  -D T_IMPULSE_PLUS
+
+build_src_filter = ${nrf52_base.build_src_filter} +<../variants/nrf52840/t-impulse-plus>
@@ -0,0 +1,91 @@
+/*
+ * variant.cpp - Digital pin mapping for LilyGo T-Impulse Plus
+ *
+ * Board: T-Impulse Plus V1.0 (nRF52840)
+ * Hardware:
+ * - SSD1315 OLED
+ * - SX1262 (S62F)
+ * - MIA-M10Q GPS
+ * - ICM20948 IMU
+ * - ZD25WQ32C Flash
+ * - TTP223 Touch Button
+ * - Vibration Motor
+ */
+
+#include "variant.h"
+#include "nrf.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+extern "C" {
+const uint32_t g_ADigitalPinMap[] = {
+    // D0-D6: LoRa SX1262 (S62F module) SPI + control
+    2,  // D0  P0.02  SX1262_RST
+    29, // D1  P0.29  SX1262_DIO1
+    31, // D2  P0.31  SX1262_BUSY
+    46, // D3  P1.14  SX1262_CS
+    3,  // D4  P0.03  SPI_SCK
+    30, // D5  P0.30  SPI_MISO
+    28, // D6  P0.28  SPI_MOSI
+
+    // D7-D8: RF switch control
+    45, // D7  P1.13  SX1262_RF_VC1 (TXEN)
+    39, // D8  P1.07  SX1262_RF_VC2 (RXEN)
+
+    // D9-D11: GPS (u-blox MIA-M10Q)
+    44, // D9  P1.12  GPS_TX (MCU TX -> GPS RX)
+    43, // D10 P1.11  GPS_RX (MCU RX <- GPS TX)
+    42, // D11 P1.10  GPS_EN
+
+    // D12-D13: Display I2C (SSD1315)
+    20, // D12 P0.20  SCREEN_SDA
+    15, // D13 P0.15  SCREEN_SCL
+
+    // D14-D15: Sensor I2C (ICM20948, SGM41562)
+    40, // D14 P1.08  IMU_SDA
+    11, // D15 P0.11  IMU_SCL
+
+    // D16-D17: Battery management
+    5,  // D16 P0.05  BATTERY_ADC
+    25, // D17 P0.25  BATTERY_MEASUREMENT_CONTROL
+
+    // D18: Touch button (TTP223)
+    36, // D18 P1.04  TTP223_KEY
+
+    // D19: Vibration motor
+    22, // D19 P0.22  VIBRATION_MOTOR
+
+    // D20: LDO enable
+    14, // D20 P0.14  RT9080_EN
+
+    // D21-D26: Flash QSPI (ZD25WQ32C)
+    12, // D21 P0.12  FLASH_CS
+    4,  // D22 P0.04  FLASH_SCLK
+    6,  // D23 P0.06  FLASH_IO0
+    41, // D24 P1.09  FLASH_IO1
+    8,  // D25 P0.08  FLASH_IO2
+    26, // D26 P0.26  FLASH_IO3
+
+    // D27-D28: Interrupt lines
+    7,  // D27 P0.07  ICM20948_INT
+    16, // D28 P0.16  SGM41562_INT
+
+    // D29: Boot button
+    24, // D29 P0.24  BOOT
+};
+}
+
+void initVariant()
+{
+    // Flash CS high (deselect)
+    pinMode(PIN_QSPI_CS, OUTPUT);
+    digitalWrite(PIN_QSPI_CS, HIGH);
+
+    // Enable battery voltage measurement
+    pinMode(BAT_READ, OUTPUT);
+    digitalWrite(BAT_READ, HIGH);
+
+    // Enable RT9080 LDO
+    pinMode(D20, OUTPUT);
+    digitalWrite(D20, HIGH);
+}
@@ -0,0 +1,181 @@
+#ifndef _T_IMPULSE_PLUS_H_
+#define _T_IMPULSE_PLUS_H_
+#include "WVariant.h"
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Clock Configuration
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define VARIANT_MCK (64000000ul)
+#define USE_LFXO
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Pin Capacity Definitions
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define PINS_COUNT (30u)
+#define NUM_DIGITAL_PINS (30u)
+#define NUM_ANALOG_INPUTS (1u)
+#define NUM_ANALOG_OUTPUTS (0u)
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Digital Pin Mapping
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define D0 0   // P0.02  SX1262_RST
+#define D1 1   // P0.29  SX1262_DIO1
+#define D2 2   // P0.31  SX1262_BUSY
+#define D3 3   // P1.14  SX1262_CS
+#define D4 4   // P0.03  SPI_SCK
+#define D5 5   // P0.30  SPI_MISO
+#define D6 6   // P0.28  SPI_MOSI
+#define D7 7   // P1.13  RF_VC1 (TXEN)
+#define D8 8   // P1.07  RF_VC2 (RXEN)
+#define D9 9   // P1.12  GPS module TX → MCU RX
+#define D10 10 // P1.11  GPS module RX ← MCU TX
+#define D11 11 // P1.10  GPS_EN (active LOW)
+#define D12 12 // P0.20  SCREEN_SDA
+#define D13 13 // P0.15  SCREEN_SCL
+#define D14 14 // P1.08  IMU_SDA
+#define D15 15 // P0.11  IMU_SCL
+#define D16 16 // P0.05  BATTERY_ADC
+#define D17 17 // P0.25  BATTERY_CTL
+#define D18 18 // P1.04  TTP223_KEY
+#define D19 19 // P0.22  VIBRATION_MOTOR
+#define D20 20 // P0.14  RT9080_EN
+#define D21 21 // P0.12  FLASH_CS
+#define D22 22 // P0.04  FLASH_SCLK
+#define D23 23 // P0.06  FLASH_IO0
+#define D24 24 // P1.09  FLASH_IO1
+#define D25 25 // P0.08  FLASH_IO2
+#define D26 26 // P0.26  FLASH_IO3
+#define D27 27 // P0.07  ICM20948_INT
+#define D28 28 // P0.16  SGM41562_INT
+#define D29 29 // P0.24  BOOT
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  LED Configuration (no physical LED)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define LED_STATE_ON 1
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Button Configuration (TTP223 capacitive touch)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define PIN_BUTTON_TOUCH D18
+#define BUTTON_TOUCH_ACTIVE_LOW true
+#define BUTTON_TOUCH_ACTIVE_PULLUP false
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Analog Pin Definitions
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define PIN_VBAT D16 // P0.05 Battery voltage sense
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  I2C Configuration
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+// Primary I2C: Display (SSD1315)
+#define PIN_WIRE_SDA D12 // P0.20
+#define PIN_WIRE_SCL D13 // P0.15
+
+// Secondary I2C: IMU (ICM20948) + PMU (SGM41562)
+#define WIRE_INTERFACES_COUNT 2
+#define PIN_WIRE1_SDA D14 // P1.08
+#define PIN_WIRE1_SCL D15 // P0.11
+#define I2C_NO_RESCAN
+
+static const uint8_t SDA = PIN_WIRE_SDA;
+static const uint8_t SCL = PIN_WIRE_SCL;
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Display (SSD1315, compatible with SSD1306 driver)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define HAS_SCREEN 1
+#define USE_SSD1306 1
+#define OLED_TINY
+#define OLED_GEOMETRY_OVERRIDE GEOMETRY_64_32
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  SPI Configuration (SX1262 LoRa)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define SPI_INTERFACES_COUNT 1
+#define PIN_SPI_SCK D4  // P0.03
+#define PIN_SPI_MISO D5 // P0.30
+#define PIN_SPI_MOSI D6 // P0.28
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  SX1262 LoRa (S62F module)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define USE_SX1262
+#define SX126X_CS D3
+#define SX126X_DIO1 D1
+#define SX126X_BUSY D2
+#define SX126X_RESET D0
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#define SX126X_TXEN D7 // RF_VC1
+#define SX126X_RXEN D8 // RF_VC2
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Power Management
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define BAT_READ D17 // P0.25 Battery measurement control (HIGH = enable)
+#define BATTERY_PIN PIN_VBAT
+#define BATTERY_SENSE_RESOLUTION_BITS 12
+#define ADC_MULTIPLIER 2.0
+#define AREF_VOLTAGE 3.6
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  GPS (u-blox MIA-M10Q)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define GPS_UBLOX
+#define HAS_GPS 1
+#define GPS_RX_PIN D9  // P1.12 — MCU RX, wired to GPS module TX
+#define GPS_TX_PIN D10 // P1.11 — MCU TX, wired to GPS module RX
+#define PIN_GPS_EN D11 // P1.10
+#define GPS_EN_ACTIVE LOW
+#define GPS_BAUDRATE 38400
+#define GPS_THREAD_INTERVAL 50
+#define PIN_SERIAL1_TX GPS_TX_PIN
+#define PIN_SERIAL1_RX GPS_RX_PIN
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  On-board QSPI Flash (ZD25WQ32CEIGR)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define PIN_QSPI_SCK D22 // P0.04
+#define PIN_QSPI_CS D21  // P0.12
+#define PIN_QSPI_IO0 D23 // P0.06
+#define PIN_QSPI_IO1 D24 // P1.09
+#define PIN_QSPI_IO2 D25 // P0.08
+#define PIN_QSPI_IO3 D26 // P0.26
+
+#define EXTERNAL_FLASH_DEVICES W25Q32JV_IQ
+#define EXTERNAL_FLASH_USE_QSPI
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Vibration Motor (GPIO active-high)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define LED_NOTIFICATION D19 // P0.22
+#define HAPTIC_FEEDBACK_PIN LED_NOTIFICATION
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  IMU (ICM20948 on Wire1)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define HAS_ICM20948
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Charger (SGM41562 on Wire1 @ 0x03)
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#define HAS_SGM41562
+#define SGM41562_WIRE Wire1
+
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+//  Compatibility Definitions
+// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define PIN_SERIAL2_RX (-1)
+#define PIN_SERIAL2_TX (-1)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _T_IMPULSE_PLUS_H_