periph_conf.h File Reference

Peripheral MCU configuration for the Atmel SAM R30 Xplained Pro board. More...

Detailed Description

Peripheral MCU configuration for the Atmel SAM R30 Xplained Pro board.

Author

Baptiste Clenet bapcl.nosp@m.enet.nosp@m.@gmai.nosp@m.l.co.nosp@m.m

Definition in file periph_conf.h.

#include "periph_cpu.h"

Include dependency graph for periph_conf.h:

Go to the source code of this file.

#define	CLOCK_CORECLOCK   (48000000U)
	GCLK reference speed.

Timer peripheral configuration
#define	TIMER_0_CHANNELS   2
#define	TIMER_0_ISR   isr_tc0
#define	TIMER_NUMOF   ARRAY_SIZE(timer_config)
static const tc32_conf_t	timer_config []

UART configuration
#define	UART_0_ISR   isr_sercom0
#define	UART_NUMOF   ARRAY_SIZE(uart_config)
static const uart_conf_t	uart_config []

SPI configuration
#define	SPI_NUMOF   ARRAY_SIZE(spi_config)
static const spi_conf_t	spi_config []

I2C configuration
#define	I2C_NUMOF   ARRAY_SIZE(i2c_config)
static const i2c_conf_t	i2c_config []

RTC configuration
#define	EXTERNAL_OSC32_SOURCE   1
#define	INTERNAL_OSC32_SOURCE   0
#define	ULTRA_LOW_POWER_INTERNAL_OSC_SOURCE   0

RTT configuration
#define	RTT_FREQUENCY   (32768U)

ADC Configuration
#define	ADC_PRESCALER   ADC_CTRLB_PRESCALER_DIV256
#define	ADC_NEG_INPUT   ADC_INPUTCTRL_MUXNEG(0x18u)
#define	ADC_REF_DEFAULT   ADC_REFCTRL_REFSEL_INTVCC2
#define	ADC_NUMOF   ARRAY_SIZE(adc_channels)
static const adc_conf_chan_t	adc_channels []

USB peripheral configuration
static const sam0_common_usb_config_t	sam_usbdev_config []

Macro Definition Documentation

ADC_NEG_INPUT

#define ADC_NEG_INPUT   ADC_INPUTCTRL_MUXNEG(0x18u)

Definition at line 169 of file periph_conf.h.

ADC_NUMOF

#define ADC_NUMOF   ARRAY_SIZE(adc_channels)

Definition at line 181 of file periph_conf.h.

ADC_PRESCALER

#define ADC_PRESCALER   ADC_CTRLB_PRESCALER_DIV256

Definition at line 167 of file periph_conf.h.

ADC_REF_DEFAULT

#define ADC_REF_DEFAULT   ADC_REFCTRL_REFSEL_INTVCC2

Definition at line 170 of file periph_conf.h.

CLOCK_CORECLOCK

#define CLOCK_CORECLOCK   (48000000U)

GCLK reference speed.

Definition at line 31 of file periph_conf.h.

EXTERNAL_OSC32_SOURCE

#define EXTERNAL_OSC32_SOURCE   1

Definition at line 147 of file periph_conf.h.

I2C_NUMOF

#define I2C_NUMOF   ARRAY_SIZE(i2c_config)

Definition at line 140 of file periph_conf.h.

INTERNAL_OSC32_SOURCE

#define INTERNAL_OSC32_SOURCE   0

Definition at line 148 of file periph_conf.h.

RTT_FREQUENCY

#define RTT_FREQUENCY   (32768U)

Definition at line 157 of file periph_conf.h.

SPI_NUMOF

#define SPI_NUMOF   ARRAY_SIZE(spi_config)

Definition at line 122 of file periph_conf.h.

TIMER_0_CHANNELS

#define TIMER_0_CHANNELS   2

Definition at line 50 of file periph_conf.h.

TIMER_0_ISR

#define TIMER_0_ISR   isr_tc0

Definition at line 51 of file periph_conf.h.

TIMER_NUMOF

#define TIMER_NUMOF   ARRAY_SIZE(timer_config)

Definition at line 52 of file periph_conf.h.

UART_0_ISR

#define UART_0_ISR   isr_sercom0

Definition at line 77 of file periph_conf.h.

UART_NUMOF

#define UART_NUMOF   ARRAY_SIZE(uart_config)

Definition at line 79 of file periph_conf.h.

ULTRA_LOW_POWER_INTERNAL_OSC_SOURCE

#define ULTRA_LOW_POWER_INTERNAL_OSC_SOURCE   0

Definition at line 149 of file periph_conf.h.

Variable Documentation

adc_channels

const adc_conf_chan_t adc_channels[]

static

Initial value:

= {
    
    { .inputctrl = ADC_INPUTCTRL_MUXPOS_PA06 }, 
    { .inputctrl = ADC_INPUTCTRL_MUXPOS_PA07 }, 
    { .inputctrl = ADC_INPUTCTRL_MUXPOS_PA10 },
    { .inputctrl = ADC_INPUTCTRL_MUXPOS_PA11 },
    { .inputctrl = ADC_INPUTCTRL_MUXPOS_PA02 }
}

Definition at line 172 of file periph_conf.h.

i2c_config

const i2c_conf_t i2c_config[]

static

Initial value:

= {
    {    
        .dev      = &(SERCOM1->I2CM),
        .speed    = I2C_SPEED_NORMAL,
        .scl_pin  = GPIO_PIN(PA, 17),
        .sda_pin  = GPIO_PIN(PA, 16),
        .mux      = GPIO_MUX_C,
        .gclk_src = SAM0_GCLK_MAIN,
        .flags    = I2C_FLAG_NONE
    }
}

Definition at line 129 of file periph_conf.h.

sam_usbdev_config

const sam0_common_usb_config_t sam_usbdev_config[]

static

Initial value:

= {
    {
        .dm     = GPIO_PIN(PA, 24),
        .dp     = GPIO_PIN(PA, 25),
        .d_mux  = GPIO_MUX_G,
        .device = &USB->DEVICE,
        .gclk_src = SAM0_GCLK_48MHZ,
    }
}

Definition at line 188 of file periph_conf.h.

spi_config

const spi_conf_t spi_config[]

static

Definition at line 86 of file periph_conf.h.

timer_config

const tc32_conf_t timer_config[]

static

Initial value:

= {
    {   
        .dev            = TC0,
        .irq            = TC0_IRQn,
        .mclk           = &MCLK->APBCMASK.reg,
        .mclk_mask      = MCLK_APBCMASK_TC0 | MCLK_APBCMASK_TC1,
        .gclk_id        = TC0_GCLK_ID,
        .gclk_src       = SAM0_GCLK_TIMER,
        .flags          = TC_CTRLA_MODE_COUNT32,
    }
}

Definition at line 37 of file periph_conf.h.

uart_config

const uart_conf_t uart_config[]

static

Initial value:

= {
    {    
        .dev      = &SERCOM0->USART,
        .rx_pin   = GPIO_PIN(PA,5),
        .tx_pin   = GPIO_PIN(PA,4),
 
 
 
 
        .mux      = GPIO_MUX_D,
        .rx_pad   = UART_PAD_RX_1,
        .tx_pad   = UART_PAD_TX_0,
        .flags    = UART_FLAG_NONE,
        .gclk_src = SAM0_GCLK_MAIN,
    }
}

Definition at line 59 of file periph_conf.h.