/* Copyright (c) 2014-2015 Arduino LLC. All right reserved. Copyright (c) 2016 Sandeep Mistry All right reserved. Copyright (c) 2018, Adafruit Industries (adafruit.com) This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef _VARIANT_RAK3401_ #define _VARIANT_RAK3401_ #define RAK4630 /** Master clock frequency */ #define VARIANT_MCK (64000000ul) #define USE_LFXO // Board uses 32khz crystal for LF // define USE_LFRC // Board uses RC for LF /*---------------------------------------------------------------------------- * Headers *----------------------------------------------------------------------------*/ #include "WVariant.h" #ifdef __cplusplus extern "C" { #endif // __cplusplus // Number of pins defined in PinDescription array #define PINS_COUNT (48) #define NUM_DIGITAL_PINS (48) #define NUM_ANALOG_INPUTS (6) #define NUM_ANALOG_OUTPUTS (0) // LEDs #define PIN_LED1 (35) #define PIN_LED2 (36) #define LED_BUILTIN PIN_LED1 #define LED_CONN PIN_LED2 #define LED_GREEN PIN_LED1 #define LED_BLUE PIN_LED2 #define LED_STATE_ON 1 // State when LED is litted /* * Analog pins */ #define PIN_A0 (5) //(3) #define PIN_A1 (31) //(4) #define PIN_A2 (28) #define PIN_A3 (29) #define PIN_A4 (30) #define PIN_A5 (31) #define PIN_A6 (0xff) #define PIN_A7 (0xff) static const uint8_t A0 = PIN_A0; static const uint8_t A1 = PIN_A1; static const uint8_t A2 = PIN_A2; static const uint8_t A3 = PIN_A3; static const uint8_t A4 = PIN_A4; static const uint8_t A5 = PIN_A5; static const uint8_t A6 = PIN_A6; static const uint8_t A7 = PIN_A7; #define ADC_RESOLUTION 14 // Power management boot protection threshold (millivolts) // Set to 0 to disable boot protection #define PWRMGT_VOLTAGE_BOOTLOCK 3300 // Won't boot below this voltage (mV) // LPCOMP wake configuration (voltage recovery from SYSTEMOFF) // AIN3 = P0.05 = PIN_A0 / PIN_VBAT_READ #define PWRMGT_LPCOMP_AIN 3 #define PWRMGT_LPCOMP_REFSEL 4 // 5/8 VDD (~3.13-3.44V) // Other pins #define WB_I2C1_SDA (13) // SENSOR_SLOT IO_SLOT #define WB_I2C1_SCL (14) // SENSOR_SLOT IO_SLOT #define PIN_AREF (2) #define PIN_NFC1 (9) #define WB_IO5 PIN_NFC1 #define WB_IO4 (4) #define PIN_NFC2 (10) static const uint8_t AREF = PIN_AREF; /* * Serial interfaces */ // TXD1 RXD1 on Base Board #define PIN_SERIAL1_RX (15) #define PIN_SERIAL1_TX (16) // Connected to Jlink CDC #define PIN_SERIAL2_RX (8) #define PIN_SERIAL2_TX (6) /* * SPI Interfaces */ #define SPI_INTERFACES_COUNT 2 #define PIN_SPI_MISO (45) #define PIN_SPI_MOSI (44) #define PIN_SPI_SCK (43) #define PIN_SPI1_MISO (29) #define PIN_SPI1_MOSI (30) #define PIN_SPI1_SCK (3) static const uint8_t SS = 42; static const uint8_t MOSI = PIN_SPI_MOSI; static const uint8_t MISO = PIN_SPI_MISO; static const uint8_t SCK = PIN_SPI_SCK; /* * Wire Interfaces */ #define WIRE_INTERFACES_COUNT 1 #define PIN_WIRE_SDA (WB_I2C1_SDA) #define PIN_WIRE_SCL (WB_I2C1_SCL) // QSPI Pins // QSPI occupied by GPIO's #define PIN_QSPI_SCK 3 #define PIN_QSPI_CS 26 #define PIN_QSPI_IO0 30 #define PIN_QSPI_IO1 29 #define PIN_QSPI_IO2 28 #define PIN_QSPI_IO3 2 // On-board QSPI Flash // No onboard flash #define EXTERNAL_FLASH_DEVICES IS25LP080D #define EXTERNAL_FLASH_USE_QSPI #define USE_SX1262 #define SX126X_CS (26) #define SX126X_DIO1 (10) #define SX126X_BUSY (9) #define SX126X_RESET (4) // SKY66122-11 FEM control on the RAK13302 module: // CSD + CPS are tied together on the PCB, routed to WisBlock IO3 (P0.21). // Setting IO3 HIGH enables the FEM (LNA for RX, PA path for TX). // CTX is connected to SX1262 DIO2 — the radio handles TX/RX switching // in hardware via SetDIO2AsRfSwitchCtrl (microsecond-accurate, no GPIO needed). // The 5V boost for the PA is enabled by WB_IO2 (P0.34 = PIN_3V3_EN). #define SX126X_POWER_EN (21) // P0.21 = IO3 -> SKY66122 CSD+CPS (FEM enable) // CTX is driven by SX1262 DIO2, not a GPIO #define SX126X_DIO2_AS_RF_SWITCH #define SX126X_DIO3_TCXO_VOLTAGE 1.8 #define P_LORA_SCLK PIN_SPI1_SCK #define P_LORA_MISO PIN_SPI1_MISO #define P_LORA_MOSI PIN_SPI1_MOSI #define P_LORA_NSS SX126X_CS #define P_LORA_DIO_1 SX126X_DIO1 #define P_LORA_BUSY SX126X_BUSY #define P_LORA_RESET SX126X_RESET // enables 3.3V periphery like GPS or IO Module // Do not toggle this for GPS power savings #define PIN_3V3_EN (34) #define WB_IO2 PIN_3V3_EN // RAK1910 GPS module // If using the wisblock GPS module and pluged into Port A on WisBlock base // IO1 is hooked to PPS (pin 12 on header) = gpio 17 // IO2 is hooked to GPS RESET = gpio 34, but it can not be used to this because IO2 is ALSO used to control 3V3_S power (1 is on). // Therefore must be 1 to keep peripherals powered // Power is on the controllable 3V3_S rail #define PIN_GPS_PPS (17) // Pulse per second input from the GPS #define PIN_GPS_RX PIN_SERIAL1_RX #define PIN_GPS_TX PIN_SERIAL1_TX #define PIN_GPS_1PPS PIN_GPS_PPS #define GPS_BAUD_RATE 9600 #define GPS_ADDRESS 0x42 //i2c address for GPS // Battery // The battery sense is hooked to pin A0 (5) #define BATTERY_PIN PIN_A0 // and has 12 bit resolution #define BATTERY_SENSE_RESOLUTION_BITS 12 #define BATTERY_SENSE_RESOLUTION 4096.0 #undef AREF_VOLTAGE #define AREF_VOLTAGE 3.0 #define VBAT_AR_INTERNAL AR_INTERNAL_3_0 #define ADC_MULTIPLIER 1.73 #define HAS_RTC 1 #define RAK_4631 1 #ifdef __cplusplus } #endif /*---------------------------------------------------------------------------- * Arduino objects - C++ only *----------------------------------------------------------------------------*/ #endif