periph_conf.h File Reference

Peripheral MCU configuration for the spark-core board. More...

Detailed Description

Peripheral MCU configuration for the spark-core board.

Author

Christian Mehlis mehli.nosp@m.s@in.nosp@m.f.fu-.nosp@m.berl.nosp@m.in.de

Definition in file periph_conf.h.

#include "periph_cpu.h"

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Clock system configuration
#define	CLOCK_HSE   (8000000U)
#define	CLOCK_LSE   (0)
#define	CLOCK_CORECLOCK   (72000000U)
#define	CLOCK_PLL_DIV   (1)
#define	CLOCK_PLL_MUL   (9)
#define	CLOCK_AHB_DIV   RCC_CFGR_HPRE_DIV1
#define	CLOCK_AHB   (CLOCK_CORECLOCK / 1)
#define	CLOCK_APB2_DIV   RCC_CFGR_PPRE2_DIV1
#define	CLOCK_APB2   (CLOCK_CORECLOCK / 1)
#define	CLOCK_APB1_DIV   RCC_CFGR_PPRE1_DIV2
#define	CLOCK_APB1   (CLOCK_CORECLOCK / 2)

Timer configuration
#define	TIMER_0_ISR   isr_tim2
#define	TIMER_1_ISR   isr_tim3
#define	TIMER_NUMOF   ARRAY_SIZE(timer_config)
static const timer_conf_t	timer_config []

UART configuration
#define	UART_0_ISR   (isr_usart2)
#define	UART_NUMOF   ARRAY_SIZE(uart_config)
static const uart_conf_t	uart_config []

SPI configuration
Note The spi_divtable is auto-generated from cpu/stm32_common/dist/spi_divtable/spi_divtable.c
#define	SPI_NUMOF   ARRAY_SIZE(spi_config)
static const uint8_t	spi_divtable [2][5]
static const spi_conf_t	spi_config []

Variable Documentation

spi_config

const spi_conf_t spi_config[]

static

Initial value:

= {
    {
        .dev      = SPI1,
        .mosi_pin = GPIO_PIN(PORT_B, 17),
        .miso_pin = GPIO_PIN(PORT_B, 16),
        .sclk_pin = GPIO_PIN(PORT_B, 15),
        .cs_pin   = GPIO_UNDEF,
        .rccmask  = RCC_APB2ENR_SPI1EN,
        .apbbus   = APB2
    }
}

Definition at line 133 of file periph_conf.h.

spi_divtable

const uint8_t spi_divtable[2][5]

static

Initial value:

= {
    {       
        7,  
        6,  
        4,  
        2,  
        1   
    },
    {       
        7,  
        7,  
        5,  
        3,  
        2   
    }
}

Definition at line 116 of file periph_conf.h.

timer_config

const timer_conf_t timer_config[]

static

Initial value:

= {
    {
        .dev      = TIM2,
        .max      = 0x0000ffff,
        .rcc_mask = RCC_APB1ENR_TIM2EN,
        .bus      = APB1,
        .irqn     = TIM2_IRQn
    },
    {
        .dev      = TIM3,
        .max      = 0x0000ffff,
        .rcc_mask = RCC_APB1ENR_TIM3EN,
        .bus      = APB1,
        .irqn     = TIM3_IRQn
    }
}

Definition at line 66 of file periph_conf.h.

uart_config

const uart_conf_t uart_config[]

static

Initial value:

= {
    {
        .dev      = USART2,
        .rcc_mask = RCC_APB1ENR_USART2EN,
        .rx_pin   = GPIO_PIN(PORT_A, 3),
        .tx_pin   = GPIO_PIN(PORT_A, 2),
        .bus      = APB1,
        .irqn     = USART2_IRQn
    }
}

Definition at line 93 of file periph_conf.h.