/* 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_ELECROW_EINK_V1_0_ #define _VARIANT_ELECROW_EINK_V1_0_ /** Master clock frequency */ #define VARIANT_MCK (64000000ul) #define USE_LFXO // Board uses 32khz crystal 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 (1) #define NUM_ANALOG_OUTPUTS (0) #define PIN_NFC1 (9) #define PIN_NFC2 (10) #define CANNED_MESSAGE_MODULE_ENABLE 1 /*Power*/ #define I2C_EN (0 + 13) #define VCC_ELNK_EN (32 + 10) #define PIN_GPS_EN (0 + 16) // active high #define ADC_EN (32 + 8) /*Buttons*/ #define HAS_BUTTON 1 #define PIN_BUTTON_E (0 + 12) #define PIN_BUTTON_EC04_A (0 + 8) #define PIN_BUTTON_EC04_B (32 + 9) #define PIN_BUTTON_EC04 (0 + 6) #define PIN_BUTTON1 PIN_BUTTON_E // Press and turn the encoder to dim the frontlight #define INPUTDRIVER_PRESS_AND_TURN_CW INPUT_BROKER_MSG_BRIGHTNESS_UP #define INPUTDRIVER_PRESS_AND_TURN_CCW INPUT_BROKER_MSG_BRIGHTNESS_DOWN /*LED*/ #define PIN_LED1 -1 #define LED_STATE_ON HIGH // State when LED is lit #define LED_BLUE PIN_LED1 /*BUZZER*/ #define PIN_BUZZER (32 + 1) /*USB_CHECK*/ // Reference only: sits on a divider from VBUS, too near the input threshold to read // digitally. USB presence comes from USBREGSTATUS instead. #define USB_VBUS (32 + 3) /*CHARGE_CHECK*/ // Reference only: link resistors and pull-ups unpopulated on V0.3, so these never reach the MCU. #define CHRG (32 + 5) #define DONE (32 + 6) /*Wire Interfaces*/ // Found by the I2C scan: PCF8563 RTC at 0x51, SC7A20 accelerometer at 0x19. #define WIRE_INTERFACES_COUNT 1 #define PIN_WIRE_SDA (0 + 26) #define PIN_WIRE_SCL (0 + 27) /*GPS*/ // ATGM336H-5NR32. Probes as GNSS_MODEL_MTK; both branches speak CASIC $PCAS. #define HAS_GPS 1 #define GPS_BAUDRATE 9600 #define PIN_GPS_RESET (0 + 17) #define PIN_GPS_STANDBY (0 + 15) // An output to wake GPS, low means allow sleep, high means force wake #define PIN_GPS_PPS (0 + 14) // 1PPS output, configured as an input by GPS.cpp #define PIN_SERIAL1_RX (32 + 2) #define PIN_SERIAL1_TX (32 + 4) #define GPS_TX_PIN PIN_SERIAL1_TX #define GPS_RX_PIN PIN_SERIAL1_RX #define GPS_THREAD_INTERVAL 50 /*FLASH*/ #define PIN_QSPI_CS (32 + 15) #define PIN_QSPI_SCK (32 + 14) #define PIN_QSPI_IO0 (32 + 12) // MOSI if using two bit interface #define PIN_QSPI_IO1 (32 + 13) // MISO if using two bit interface #define PIN_QSPI_IO2 (0 + 7) // WP if using two bit interface (i.e. not used) #define PIN_QSPI_IO3 (0 + 5) // HOLD if using two bit interface (i.e. not used) #define EXTERNAL_FLASH_DEVICES MX25R1635F #define EXTERNAL_FLASH_USE_QSPI /*SPI*/ #define SPI_INTERFACES_COUNT 2 #define PIN_SPI_NSS (0 + 21) #define PIN_SPI_SCK (0 + 19) #define PIN_SPI_MOSI (0 + 20) #define PIN_SPI_MISO (0 + 22) #define PIN_SPI1_NSS (0 + 30) #define PIN_SPI1_SCK (0 + 31) #define PIN_SPI1_MOSI (0 + 29) #define PIN_SPI1_MISO -1 /*EINK*/ #define MESHTASTIC_USE_EINK_UI 1 #define USE_EINK 1 #define PIN_EINK_CS PIN_SPI1_NSS #define PIN_EINK_SCLK PIN_SPI1_SCK #define PIN_EINK_MOSI PIN_SPI1_MOSI #define PIN_EINK_BUSY (0 + 3) #define PIN_EINK_DC (0 + 28) #define PIN_EINK_RES (0 + 2) // Panel supply is VCC_ELNK_EN; P1.11 is the dimmable frontlight. No PIN_EINK_EN on this board. #define PIN_PWM_BACKLIGHT (32 + 11) #define PWM_BACKLIGHT_DEFAULT 128 #define PWM_BACKLIGHT_MIN 8 #define PWM_BACKLIGHT_MAX 248 #define PWM_BACKLIGHT_STEP 20 /*Lora radio*/ #define USE_SX1262 // PE4259 /CTRL pad, held high for single-pin mode; the SX1262 selects the path from DIO2. #define SX126X_ANT_SW (0 + 23) #define SX126X_RESET (0 + 24) // RST #define SX126X_DIO1 (0 + 25) // IRQ #define SX126X_DIO2 (32 + 0) // BUSY #define SX126X_SCK PIN_SPI_SCK #define SX126X_MISO PIN_SPI_MISO #define SX126X_MOSI PIN_SPI_MOSI #define SX126X_CS PIN_SPI_NSS #define SX1262_IRQ_PIN SX126X_DIO1 #define SX1262_NRESET_PIN SX126X_RESET #define SX126X_BUSY SX126X_DIO2 #define SX1262_SPI_NSS_PIN SX126X_CS #define SX1262_SPI_SCK_PIN SX126X_SCK #define SX1262_SPI_MOSI_PIN SX126X_MOSI #define SX1262_SPI_MISO_PIN SX126X_MISO #define SX126X_DIO2_AS_RF_SWITCH #define SX126X_DIO3_TCXO_VOLTAGE 3.3 /*Serial*/ #define SERIAL_PRINT_PORT 0 // USB CDC is the StreamAPI transport; no secondary UART /*RTC*/ #define PCF8563_RTC 0x51 /*Battert*/ #define BATTERY_PIN (0 + 4) #define ADC_V (0 + 4) #define BATTERY_SENSE_RESOLUTION_BITS 12 #define BATTERY_SENSE_RESOLUTION 4096.0 #define BATTERY_SENSE_SAMPLES 100 #undef AREF_VOLTAGE #define AREF_VOLTAGE 2.4 #define VBAT_AR_INTERNAL AR_INTERNAL_2_4 #define ADC_MULTIPLIER (1.75) #ifdef __cplusplus } #endif #endif