periph_conf.h File Reference

Configuration of CPU peripherals for the SODAQ ONE board. More...

Detailed Description

Configuration of CPU peripherals for the SODAQ ONE board.

Author
Kees Bakker kees@.nosp@m.soda.nosp@m.q.com

Definition in file periph_conf.h.

#include <stdint.h>
#include "cpu.h"
#include "periph_cpu.h"
#include "cfg_clock_default.h"
#include "cfg_rtc_default.h"
#include "cfg_rtt_default.h"
#include "cfg_timer_default.h"
#include "cfg_usbdev_default.h"
+ Include dependency graph for periph_conf.h:

Go to the source code of this file.

UART configuration

See Table 6.1 of the SAM D21 Datasheet

#define UART_0_ISR   isr_sercom5
 
#define UART_1_ISR   isr_sercom2
 
#define UART_NUMOF   ARRAY_SIZE(uart_config)
 
static const uart_conf_t uart_config []
 

ADC configuration

#define ADC_PRESCALER   ADC_CTRLB_PRESCALER_DIV512
 
#define ADC_NEG_INPUT   ADC_INPUTCTRL_MUXNEG_GND
 
#define ADC_GAIN_FACTOR_DEFAULT   ADC_INPUTCTRL_GAIN_DIV2
 
#define ADC_REF_DEFAULT   ADC_REFCTRL_REFSEL_INTVCC1
 
#define ADC_NUMOF   ARRAY_SIZE(adc_channels)
 
static const adc_conf_chan_t adc_channels []
 

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 []
 

Variable Documentation

◆ adc_channels

const adc_conf_chan_t adc_channels[]
static
Initial value:
= {
{GPIO_PIN(PA, 2), ADC_INPUTCTRL_MUXPOS_PIN0},
{GPIO_PIN(PA, 3), ADC_INPUTCTRL_MUXPOS_PIN1},
{GPIO_PIN(PB, 8), ADC_INPUTCTRL_MUXPOS_PIN2},
{GPIO_PIN(PB, 9), ADC_INPUTCTRL_MUXPOS_PIN3},
{GPIO_PIN(PA, 6), ADC_INPUTCTRL_MUXPOS_PIN6},
{GPIO_PIN(PA, 7), ADC_INPUTCTRL_MUXPOS_PIN7},
{GPIO_PIN(PA, 8), ADC_INPUTCTRL_MUXPOS_PIN16},
{GPIO_PIN(PA, 9), ADC_INPUTCTRL_MUXPOS_PIN17},
{GPIO_PIN(PA,10), ADC_INPUTCTRL_MUXPOS_PIN18},
{GPIO_PIN(PA,11), ADC_INPUTCTRL_MUXPOS_PIN19},
{GPIO_PIN(PA, 5), ADC_INPUTCTRL_MUXPOS_PIN5},
}
port A
Definition: periph_cpu.h:87
port B
Definition: periph_cpu.h:88
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35

Definition at line 91 of file periph_conf.h.

◆ i2c_config

const i2c_conf_t i2c_config[]
static
Initial value:
= {
{
.dev = &(SERCOM3->I2CM),
.speed = I2C_SPEED_NORMAL,
.scl_pin = GPIO_PIN(PA, 23),
.sda_pin = GPIO_PIN(PA, 22),
.mux = GPIO_MUX_C,
.gclk_src = SAM0_GCLK_MAIN,
.flags = I2C_FLAG_NONE
}
}
No flags set.
port A
Definition: periph_cpu.h:87
48 MHz main clock
Definition: periph_cpu.h:52
select peripheral function C
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35
normal mode: ~100 kbit/s
Definition: i2c.h:183

Definition at line 141 of file periph_conf.h.

◆ spi_config

const spi_conf_t spi_config[]
static
Initial value:
= {
{
.dev = &SERCOM0->SPI,
.miso_pin = GPIO_PIN(PA, 8),
.mosi_pin = GPIO_PIN(PA, 10),
.clk_pin = GPIO_PIN(PA, 11),
.miso_mux = GPIO_MUX_C,
.mosi_mux = GPIO_MUX_C,
.clk_mux = GPIO_MUX_C,
.miso_pad = SPI_PAD_MISO_0,
.mosi_pad = SPI_PAD_MOSI_2_SCK_3,
.gclk_src = SAM0_GCLK_MAIN,
}
}
use pad 0 for MISO line
port A
Definition: periph_cpu.h:87
48 MHz main clock
Definition: periph_cpu.h:52
select peripheral function C
use pad 2 for MOSI, pad 3 for SCK
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35

Definition at line 119 of file periph_conf.h.

◆ uart_config

const uart_conf_t uart_config[]
static
Initial value:
= {
{
.dev = &SERCOM5->USART,
.rx_pin = GPIO_PIN(PB,3),
.tx_pin = GPIO_PIN(PB,2),
.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,
},
{
.dev = &SERCOM2->USART,
.rx_pin = GPIO_PIN(PA,13),
.tx_pin = GPIO_PIN(PA,12),
.mux = GPIO_MUX_C,
.rx_pad = UART_PAD_RX_1,
.tx_pad = UART_PAD_TX_0,
.flags = UART_FLAG_NONE,
.gclk_src = SAM0_GCLK_MAIN,
},
}
select peripheral function D
port A
Definition: periph_cpu.h:87
port B
Definition: periph_cpu.h:88
select pad 1
select pad 0
No flags set.
48 MHz main clock
Definition: periph_cpu.h:52
select peripheral function C
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35

Definition at line 41 of file periph_conf.h.