/**************************************************************************** * boards/arm/stm32/nucleo-f410rb/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_STM32_NUCLEO_F410RB_INCLUDE_BOARD_H #define __BOARDS_ARM_STM32_NUCLEO_F410RB_INCLUDE_BOARD_H /**************************************************************************** * Included Files ****************************************************************************/ #include #ifndef __ASSEMBLY__ # include #endif #ifdef __KERNEL__ # include "stm32.h" #endif /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ /* Clocking *****************************************************************/ /* The NUCLEO410RB supports both HSE and LSE crystals (X2 and X3). * However, as shipped, the X3 crystals is not populated. * Therefore the Nucleo-F410RB will need to run off the 16MHz HSI clock. * * System Clock source : PLL (HSI) * SYSCLK(Hz) : 100000000 Determined by PLL configuration * HCLK(Hz) : 100000000 (STM32_RCC_CFGR_HPRE) * AHB Prescaler : 1 (STM32_RCC_CFGR_HPRE) * APB1 Prescaler : 2 (STM32_RCC_CFGR_PPRE1) * APB2 Prescaler : 1 (STM32_RCC_CFGR_PPRE2) * HSI Frequency(Hz) : 16000000 (nominal) * PLLM : 2 (STM32_PLLCFG_PLLM) * PLLN : 50 (STM32_PLLCFG_PLLN) * PLLP : 4 (STM32_PLLCFG_PLLP) * PLLQ : 8 (STM32_PLLCFG_PPQ) * Flash Latency(WS) : 5 * Prefetch Buffer : OFF * Instruction cache : ON * Data cache : ON */ /* HSI - 16 MHz RC factory-trimmed * LSI - 32 KHz RC * HSE - not installed * LSE - not installed */ #define STM32_HSI_FREQUENCY 16000000ul #define STM32_LSI_FREQUENCY 32000 #define STM32_BOARD_USEHSI 1 /* Main PLL Configuration. * * Formulae: * * VCO input frequency = PLL input clock frequency / PLLM, * 2 <= PLLM <= 63 * VCO output frequency = VCO input frequency � PLLN, * 50 <= PLLN <= 432 * PLL output clock frequency = VCO frequency / PLLP, * PLLP = 2, 4, 6, or 8 * USB OTG FS clock frequency = VCO frequency / PLLQ, * 2 <= PLLQ <= 15 * * We will configure like this * * PLL source is HSI * PLL_VCO = (STM32_HSI_FREQUENCY / PLLM) * PLLN * = (16,000,000 / 2) * 50 * = 400,000,000 * SYSCLK = PLL_VCO / PLLP * = 400,000,000 / 4 = 100,000,000 * RNG Clock * = PLL_VCO / PLLQ * = 400,000,000 / 8 = 50,000,000 * * REVISIT: Trimming of the HSI is not yet supported. */ #define STM32_PLLCFG_PLLM RCC_PLLCFG_PLLM(2) #define STM32_PLLCFG_PLLN RCC_PLLCFG_PLLN(50) #define STM32_PLLCFG_PLLP RCC_PLLCFG_PLLP_4 #define STM32_PLLCFG_PLLQ RCC_PLLCFG_PLLQ(8) #define STM32_SYSCLK_FREQUENCY 100000000ul /* AHB clock (HCLK) is SYSCLK (100MHz) */ #define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK /* HCLK = SYSCLK / 1 */ #define STM32_HCLK_FREQUENCY STM32_SYSCLK_FREQUENCY /* APB1 clock (PCLK1) is HCLK/2 (50MHz) */ #define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLKd2 /* PCLK1 = HCLK / 2 */ #define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY/2) /* Timers driven from APB1 will be twice PCLK1 */ /* REVISIT */ #define STM32_APB1_TIM5_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM6_CLKIN (2*STM32_PCLK1_FREQUENCY) /* APB2 clock (PCLK2) is HCLK (100MHz) */ #define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK /* PCLK2 = HCLK */ #define STM32_PCLK2_FREQUENCY (STM32_HCLK_FREQUENCY) /* Timers driven from APB2 will be PCLK2 */ /* REVISIT */ #define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM9_CLKIN (STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM11_CLKIN (STM32_PCLK2_FREQUENCY) /* Timer Frequencies, if APBx is set to 1, frequency is same to APBx * otherwise frequency is 2xAPBx. * Note: TIM1,9,11 are on APB2, others on APB1 */ /* REVISIT */ #define BOARD_TIM1_FREQUENCY STM32_APB2_TIM1_CLKIN #define BOARD_TIM5_FREQUENCY STM32_APB1_TIM5_CLKIN #define BOARD_TIM6_FREQUENCY STM32_APB1_TIM6_CLKIN #define BOARD_TIM9_FREQUENCY STM32_APB2_TIM9_CLKIN #define BOARD_TIM11_FREQUENCY STM32_APB2_TIM11_CLKIN /* DMA Channel/Stream Selections ********************************************/ /* Stream selections are arbitrary for now but might become important in the * future is we set aside more DMA channels/streams. */ #define ADC1_DMA_CHAN DMAMAP_ADC1_1 #define GPIO_TIM1_CH1OUT GPIO_TIM1_CH1OUT_1 #define DMACHAN_SPI1_RX DMAMAP_SPI1_RX_1 #define DMACHAN_SPI1_TX DMAMAP_SPI1_TX_1 #define DMACHAN_SPI2_RX DMAMAP_SPI2_RX #define DMACHAN_SPI2_TX DMAMAP_SPI2_TX /* Alternate function pin selections ****************************************/ /* USART1: * RXD: PA10 CN9 pin 3, CN10 pin 33 * PB7 CN7 pin 21 * TXD: PA9 CN5 pin 1, CN10 pin 21 * PB6 CN5 pin 3, CN10 pin 17 */ #if 1 # define GPIO_USART1_RX GPIO_USART1_RX_1 /* PA10 */ # define GPIO_USART1_TX GPIO_USART1_TX_1 /* PA9 */ #else # define GPIO_USART1_RX GPIO_USART1_RX_2 /* PB7 */ # define GPIO_USART1_TX GPIO_USART1_TX_2 /* PB6 */ #endif /* USART2: * RXD: PA3 CN9 pin 1 (See SB13, 14, 62, 63). CN10 pin 37 * PD6 * TXD: PA2 CN9 pin 2(See SB13, 14, 62, 63). CN10 pin 35 * PD5 */ #define GPIO_USART2_RX GPIO_USART2_RX_1 /* PA3 */ #define GPIO_USART2_TX GPIO_USART2_TX_1 /* PA2 */ #define GPIO_USART2_RTS GPIO_USART2_RTS_2 #define GPIO_USART2_CTS GPIO_USART2_CTS_2 /* USART6: * RXD: PC7 CN5 pin2, CN10 pin 19 * PA12 CN10, pin 12 * TXD: PC6 CN10, pin 4 * PA11 CN10, pin 14 */ #define GPIO_USART6_RX GPIO_USART6_RX_1 /* PC7 */ #define GPIO_USART6_TX GPIO_USART6_TX_1 /* PC6 */ /* UART RX DMA configurations */ #define DMAMAP_USART1_RX DMAMAP_USART1_RX_2 #define DMAMAP_USART6_RX DMAMAP_USART6_RX_2 /* I2C * * The optional _GPIO configurations allow the I2C driver to manually * reset the bus to clear stuck slaves. They match the pin configuration, * but are normally-high GPIOs. */ #define GPIO_I2C1_SCL GPIO_I2C1_SCL_2 #define GPIO_I2C1_SDA GPIO_I2C1_SDA_2 #define GPIO_I2C1_SCL_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN8) #define GPIO_I2C1_SDA_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN9) #define GPIO_I2C2_SCL GPIO_I2C2_SCL_1 #define GPIO_I2C2_SDA GPIO_I2C2_SDA_1 #define GPIO_I2C2_SCL_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN10) #define GPIO_I2C2_SDA_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN11) /* SPI * */ #define GPIO_SPI1_MISO GPIO_SPI1_MISO_1 #define GPIO_SPI1_MOSI GPIO_SPI1_MOSI_1 #define GPIO_SPI1_SCK GPIO_SPI1_SCK_1 #define GPIO_SPI2_MISO GPIO_SPI2_MISO_1 #define GPIO_SPI2_MOSI GPIO_SPI2_MOSI_1 #define GPIO_SPI2_SCK GPIO_SPI2_SCK_2 /* LEDs * * The Nucleo F410RB board provide a single user LED, LD2. LD2 * is the green LED connected to Arduino signal D13 corresponding to MCU I/O * PA5 (pin 21) or PB13 (pin 34) depending on the STM32 target. * * - When the I/O is HIGH value, the LED is on. * - When the I/O is LOW, the LED is off. */ /* LED index values for use with board_userled() */ #define BOARD_LD2 0 #define BOARD_NLEDS 1 /* LED bits for use with board_userled_all() */ #define BOARD_LD2_BIT (1 << BOARD_LD2) /* These LEDs are not used by the board port unless CONFIG_ARCH_LEDS is * defined. In that case, the usage by the board port is defined in * include/board.h and src/sam_leds.c. The LEDs are used to encode OS-related * events as follows when the red LED (PE24) is available: * * SYMBOL Meaning LD2 * ------------------- ----------------------- ----------- * LED_STARTED NuttX has been started OFF * LED_HEAPALLOCATE Heap has been allocated OFF * LED_IRQSENABLED Interrupts enabled OFF * LED_STACKCREATED Idle stack created ON * LED_INIRQ In an interrupt No change * LED_SIGNAL In a signal handler No change * LED_ASSERTION An assertion failed No change * LED_PANIC The system has crashed Blinking * LED_IDLE MCU is is sleep mode Not used * * Thus if LD2, NuttX has successfully booted and is, apparently, running * normally. If LD2 is flashing at approximately 2Hz, then a fatal error * has been detected and the system has halted. */ #define LED_STARTED 0 #define LED_HEAPALLOCATE 0 #define LED_IRQSENABLED 0 #define LED_STACKCREATED 1 #define LED_INIRQ 2 #define LED_SIGNAL 2 #define LED_ASSERTION 2 #define LED_PANIC 1 /* Buttons * * B1 USER: * the user button is connected to the I/O PC13 (pin 2) of the STM32 * microcontroller. */ #define BUTTON_USER 0 #define NUM_BUTTONS 1 #define BUTTON_USER_BIT (1 << BUTTON_USER) #endif /* __BOARDS_ARM_STM32_NUCLEO_F410RB_INCLUDE_BOARD_H */