/**************************************************************************** * boards/arm/nrf52/nrf52840-dk/include/board.h * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ #ifndef __BOARDS_ARM_NRF52_NRF52840_DK_INCLUDE_BOARD_H #define __BOARDS_ARM_NRF52_NRF52840_DK_INCLUDE_BOARD_H /**************************************************************************** * Included Files ****************************************************************************/ #include #include #if defined(CONFIG_ARCH_IRQBUTTONS) && defined(CONFIG_NRF52_GPIOTE) # include #endif /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ /* Clocking *****************************************************************/ #define BOARD_SYSTICK_CLOCK (64000000) /* LED definitions **********************************************************/ /* A low output illuminates the LED. * * LED index values for use with board_userled() */ #define BOARD_LED1 0 #define BOARD_LED2 1 #define BOARD_LED3 2 #define BOARD_LED4 3 #define BOARD_NLEDS 4 /* LED bits for use with board_userled_all() */ #define BOARD_LED1_BIT (1 << BOARD_LED1) #define BOARD_LED2_BIT (1 << BOARD_LED2) #define BOARD_LED3_BIT (1 << BOARD_LED3) #define BOARD_LED4_BIT (1 << BOARD_LED4) /* If CONFIG_ARCH_LEDS is defined, the LED will be controlled as follows * for NuttX debug functionality (where NC means "No Change"). */ #define LED_STARTED 0 /* OFF */ #define LED_HEAPALLOCATE 0 /* OFF */ #define LED_IRQSENABLED 0 /* OFF */ #define LED_STACKCREATED 1 /* ON */ #define LED_INIRQ 2 /* NC */ #define LED_SIGNAL 2 /* NC */ #define LED_ASSERTION 2 /* NC */ #define LED_PANIC 3 /* Flashing */ /* If CONFIG_ARCH_LEDS is not defined, then the LEDs are completely under * control of the application. The following interfaces are then available * for application control of the LEDs: * * uint32_t board_userled_initialize(void); * void board_userled(int led, bool ledon); * void board_userled_all(uint32_t ledset); */ /* Button definitions *******************************************************/ /* Board supports four buttons. */ #define BUTTON_BTN1 0 #define BUTTON_BTN2 1 #define BUTTON_BTN3 2 #define BUTTON_BTN4 3 #define NUM_BUTTONS 4 #define BUTTON_BTN1_BIT (1 << BUTTON_BTN1) #define BUTTON_BTN2_BIT (1 << BUTTON_BTN2) #define BUTTON_BTN3_BIT (1 << BUTTON_BTN3) #define BUTTON_BTN4_BIT (1 << BUTTON_BTN4) /* UART Pins ****************************************************************/ /* UART0 is connected to the virtual COM port: * UART0_RX - P0-8 * UART0_TX - P0-6 */ #define BOARD_UART0_RX_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(8)) #define BOARD_UART0_TX_PIN (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT0 | GPIO_PIN(6)) /* UART1 * UART1_RX - P1.1 * UART1_TX - P1.2 */ #define BOARD_UART1_RX_PIN (GPIO_INPUT | GPIO_PORT1 | GPIO_PIN(1)) #define BOARD_UART1_TX_PIN (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT1 | GPIO_PIN(2)) /* SPI Pins *****************************************************************/ /* SPI0 - Arduino PINs * SPI0_SCK - P1.15 (P13) * SPI0_MOSI - P1.13 (D11) * SPI0_MISO - P1.14 (D12) */ #define BOARD_SPI0_SCK_PIN (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT1 | GPIO_PIN(15)) #define BOARD_SPI0_MOSI_PIN (GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(13)) #define BOARD_SPI0_MISO_PIN (GPIO_INPUT | GPIO_PORT1 | GPIO_PIN(14)) /* I2C Pins *****************************************************************/ /* I2C0 (TWI0) - Arduino PINs * I2C0_SCL - P0.27 * I2C0_SDA - P0.26 */ #define BOARD_I2C0_SCL_PIN (GPIO_OUTPUT | GPIO_PORT0 | GPIO_PIN(27)) #define BOARD_I2C0_SDA_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(26)) /* PWM Pins *****************************************************************/ /* PWM 0: * PWM0 CH0 - P1.1 * PWM0 CH1 - P1.2 * PWM0 CH2 - P1.3 * PWM0 CH3 - P1.4 */ #define NRF52_PWM0_CH0_PIN (GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(1)) #define NRF52_PWM0_CH1_PIN (GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(2)) #define NRF52_PWM0_CH2_PIN (GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(3)) #define NRF52_PWM0_CH3_PIN (GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(4)) /* ADC Pins *****************************************************************/ /* ADC * ADC CH0 - P0.03 - AIN1 * ADC CH1 - P0.04 - AIN2 * ADC CH2 - P0.28 - AIN4 * ADC CH3 - P0.29 - AIN5 */ #define NRF52_ADC_CH0_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(3)) #define NRF52_ADC_CH1_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(4)) #define NRF52_ADC_CH2_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(28)) #define NRF52_ADC_CH3_PIN (GPIO_INPUT | GPIO_PORT0 | GPIO_PIN(29)) #endif /* __BOARDS_ARM_NRF52_NRF52840_DK_INCLUDE_BOARD_H */