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* added xiao nRF52840 + xiao wio sx1262 DIY variant * fix path / make buildy buildy * pcf cruft from personal hw --------- Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
188 lines
4.5 KiB
C
188 lines
4.5 KiB
C
// basically xiao_ble with pins remapped for:
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// Seeed XIAO nRF52840 : https://www.seeedstudio.com/Seeed-XIAO-BLE-nRF52840-p-5201.html
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// Seeed Wio SX1626 : https://www.seeedstudio.com/Wio-SX1262-with-XIAO-ESP32S3-p-5982.html
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#ifndef _SEEED_XIAO_NRF52840_SENSE_H_
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#define _SEEED_XIAO_NRF52840_SENSE_H_
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/** Master clock frequency */
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#define VARIANT_MCK (64000000ul)
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#define USE_LFXO // Board uses 32khz crystal for LF
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/*----------------------------------------------------------------------------
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* Headers
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*----------------------------------------------------------------------------*/
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#include "WVariant.h"
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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#define PINS_COUNT (33)
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#define NUM_DIGITAL_PINS (33)
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#define NUM_ANALOG_INPUTS (8) // A6 is used for battery, A7 is analog reference
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#define NUM_ANALOG_OUTPUTS (0)
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// LEDs
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// ----
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#define LED_RED 11
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#define LED_BLUE 12
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#define LED_GREEN 13
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#define PIN_LED1 LED_GREEN
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#define PIN_LED2 LED_BLUE
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#define PIN_LED3 LED_RED
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#define PIN_LED PIN_LED1
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#define LED_PWR (PINS_COUNT)
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#define LED_BUILTIN PIN_LED
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#define LED_STATE_ON 1 // State when LED is lit
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// XIAO Wio-SX1262 Shield User button
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#define PIN_BUTTON1 5
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#define BUTTON_NEED_PULLUP
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// Digital Pins
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// ------------
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#define D0 (0ul)
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#define D1 (1ul)
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#define D2 (2ul)
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#define D3 (3ul)
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#define D4 (4ul)
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#define D5 (5ul)
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#define D6 (6ul)
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#define D7 (7ul)
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#define D8 (8ul)
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#define D9 (9ul)
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#define D10 (10ul)
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// Analog Pins
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// -----------
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#define PIN_A0 (0)
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#define PIN_A1 (1)
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#define PIN_A2 (2)
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#define PIN_A3 (3)
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#define PIN_A4 (4)
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#define PIN_A5 (5)
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#define PIN_VBAT (32)
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#define VBAT_ENABLE (14)
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static const uint8_t A0 = PIN_A0;
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static const uint8_t A1 = PIN_A1;
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static const uint8_t A2 = PIN_A2;
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static const uint8_t A3 = PIN_A3;
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static const uint8_t A4 = PIN_A4;
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static const uint8_t A5 = PIN_A5;
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#define ADC_RESOLUTION 12
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// Other Pins
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// ----------
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#define PIN_NFC1 (30)
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#define PIN_NFC2 (31)
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// RX and TX pins
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#define PIN_SERIAL1_RX (6)
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#define PIN_SERIAL1_TX (7)
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// complains if not defined
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#define PIN_SERIAL2_RX (-1)
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#define PIN_SERIAL2_TX (-1)
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// 4 is used as RF_SW and 5 for USR button so...
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#define PIN_WIRE_SDA (-1)
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#define PIN_WIRE_SCL (-1)
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// #define PIN_WIRE_SDA (6)
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// #define PIN_WIRE_SCL (7)
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static const uint8_t SDA = PIN_WIRE_SDA;
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static const uint8_t SCL = PIN_WIRE_SCL;
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// SPI SX1262
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// ----------
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#define SPI_SX1262
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#ifdef SPI_SX1262
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#define SPI_INTERFACES_COUNT 1
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#define PIN_SPI_MISO (9)
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#define PIN_SPI_MOSI (10)
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#define PIN_SPI_SCK (8)
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static const uint8_t SS = D3;
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static const uint8_t MOSI = PIN_SPI_MOSI;
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static const uint8_t MISO = PIN_SPI_MISO;
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static const uint8_t SCK = PIN_SPI_SCK;
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// supported modules list
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#define USE_SX1262
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// common pinouts for SX126X modules
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#define SX126X_CS D3
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#define SX126X_DIO1 D0
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#define SX126X_BUSY D1
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#define SX126X_RESET D2
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// DIO2 controlls an antenna switch and the TCXO voltage is controlled by DIO3
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#define SX126X_DIO2_AS_RF_SWITCH
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#define SX126X_RXEN 38
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#define SX126X_TXEN RADIOLIB_NC
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#define SX126X_DIO3_TCXO_VOLTAGE 1.8
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#define SX126X_DIO3_TCXO_VOLTAGE 1.8
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#endif
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// Wire Interfaces
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// -------------------
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#define WIRE_INTERFACES_COUNT 1 // 2
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// Sense version has IMU and PDM Mic
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// #define XIAO_SENSE
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#ifndef XIAO_SENSE
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// 6 DoF IMU
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#define PIN_LSM6DS3TR_C_POWER (15)
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#define PIN_LSM6DS3TR_C_INT1 (18)
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// PDM Interfaces
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// ---------------
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#define PIN_PDM_PWR (19)
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#define PIN_PDM_CLK (20)
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#define PIN_PDM_DIN (21)
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#endif
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// QSPI Pins
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// ---------
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#define PIN_QSPI_SCK (24)
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#define PIN_QSPI_CS (25)
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#define PIN_QSPI_IO0 (26)
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#define PIN_QSPI_IO1 (27)
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#define PIN_QSPI_IO2 (28)
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#define PIN_QSPI_IO3 (29)
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// On-board QSPI Flash
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// -------------------
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#define EXTERNAL_FLASH_DEVICES P25Q16H
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#define EXTERNAL_FLASH_USE_QSPI
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// Battery
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// -------
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// P0_14 = 14 Reads battery voltage from divider on signal board.
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// PIN_VBAT is reading voltage divider on XIAO and is program pin 32 / or P0.31
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#define BAT_READ 14
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#define BATTERY_SENSE_RESOLUTION_BITS 10
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#define CHARGE_LED 23 // P0_17 = 17 D23 YELLOW CHARGE LED
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#define HICHG 22 // P0_13 = 13 D22 Charge-select pin for Lipo for 100 mA instead of default 50mA charge
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// The battery sense is hooked to pin A0 (5)
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#define BATTERY_PIN PIN_VBAT // PIN_A0
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// ratio of voltage divider = 3.0 (R17=1M, R18=510k)
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#define ADC_MULTIPLIER 3 // 3.0 + a bit for being optimistic
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#ifdef __cplusplus
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}
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#endif
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/*----------------------------------------------------------------------------
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* Arduino objects - C++ only
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*----------------------------------------------------------------------------*/
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#endif |