boards/stm32f0discovery/include/periph_conf.h

Peripheral MCU configuration for the STM32F0discovery board.

CLOCK_CORECLOCK
1
(48000000U)
CLOCK_HSE
1
(8000000U)
CLOCK_LSE
1
(0)
CLOCK_AHB_DIV
1
RCC_CFGR_HPRE_DIV1
CLOCK_AHB
1
(CLOCK_CORECLOCK / 1)
CLOCK_APB1_DIV
1
RCC_CFGR_PPRE_DIV1      /* max 48MHz */
CLOCK_APB1
1
(CLOCK_CORECLOCK / 1)
CLOCK_APB2
1
(CLOCK_APB1)
CLOCK_PLL_PREDIV
1
(1)
CLOCK_PLL_MUL
1
(6)
TIMER_0_ISR
1
isr_tim2
TIMER_NUMOF
1
(sizeof(timer_config) / sizeof(timer_config[0]))
const timer_conf_t timer_config()
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2
3
4
5
6
7
8
9
= {
    {
        .dev      = TIM2,
        .max      = 0xffffffff,
        .rcc_mask = RCC_APB1ENR_TIM2EN,
        .bus      = APB1,
        .irqn     = TIM2_IRQn
    }
}
UART_0_ISR
1
(isr_usart1)
UART_1_ISR
1
(isr_usart2)
UART_NUMOF
1
(sizeof(uart_config) / sizeof(uart_config[0]))
const uart_conf_t uart_config()
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10
11
12
13
14
15
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22
= {
    {
        .dev        = USART1,
        .rcc_mask   = RCC_APB2ENR_USART1EN,
        .rx_pin     = GPIO_PIN(PORT_B, 7),
        .tx_pin     = GPIO_PIN(PORT_B, 6),
        .rx_af      = GPIO_AF0,
        .tx_af      = GPIO_AF0,
        .bus        = APB2,
        .irqn       = USART1_IRQn,
    },
    {
        .dev        = USART2,
        .rcc_mask   = RCC_APB1ENR_USART2EN,
        .rx_pin     = GPIO_PIN(PORT_A, 3),
        .tx_pin     = GPIO_PIN(PORT_A, 2),
        .rx_af      = GPIO_AF1,
        .tx_af      = GPIO_AF1,
        .bus        = APB1,
        .irqn       = USART2_IRQn
    }
}
ADC_CONFIG
1
2
3
4
5
6
7
8
{            \
    { GPIO_PIN(PORT_C, 0), 10 },\
    { GPIO_PIN(PORT_C, 1), 11 },\
    { GPIO_PIN(PORT_C, 2), 12 },\
    { GPIO_PIN(PORT_C, 3), 13 },\
    { GPIO_PIN(PORT_C, 4), 14 },\
    { GPIO_PIN(PORT_C, 5), 15 } \
}
ADC_NUMOF
1
(6)
SPI_NUMOF
1
(sizeof(spi_config) / sizeof(spi_config[0]))
const uint8_t spi_divtable()
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 3
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 5
 6
 7
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10
11
12
13
14
15
16
= {
    {       
        7,  
        6,  
        5,  
        2,  
        1   
    },
    {       
        7,  
        6,  
        5,  
        2,  
        1   
    }
}
const spi_conf_t spi_config()
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22
= {
    {
        .dev      = SPI1,
        .mosi_pin = GPIO_PIN(PORT_A, 7),
        .miso_pin = GPIO_PIN(PORT_A, 6),
        .sclk_pin = GPIO_PIN(PORT_A, 5),
        .cs_pin   = GPIO_UNDEF,
        .af       = GPIO_AF0,
        .rccmask  = RCC_APB2ENR_SPI1EN,
        .apbbus   = APB2
    },
    {
        .dev      = SPI2,
        .mosi_pin = GPIO_PIN(PORT_B, 15),
        .miso_pin = GPIO_PIN(PORT_B, 14),
        .sclk_pin = GPIO_PIN(PORT_B, 13),
        .cs_pin   = GPIO_UNDEF,
        .af       = GPIO_AF0,
        .rccmask  = RCC_APB1ENR_SPI2EN,
        .apbbus   = APB1
    }
}