Configuration of CPU peripherals for the Raspberry Pi Pico. More...

Detailed Description

Configuration of CPU peripherals for the Raspberry Pi Pico.

Author: Marian Buschsieweke maria.nosp@m.n.bu.nosp@m.schsi.nosp@m.ewek.nosp@m.e@ovg.nosp@m.u.de

Definition in file periph_conf.h.

#include <stdint.h>
#include "kernel_defines.h"
#include "cpu.h"
#include "periph_cpu.h"

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Go to the source code of this file.

#define	UART_0_ISR (isr_uart0)

#define	UART_1_ISR (isr_uart1)

#define	UART_NUMOF ARRAY_SIZE(uart_config)

#define	SPI_NUMOF ARRAY_SIZE(spi_config)

#define	TIMER_0_ISRA isr_timer0

#define	TIMER_0_ISRB isr_timer1

#define	TIMER_0_ISRC isr_timer2

#define	TIMER_0_ISRD isr_timer3

#define	TIMER_NUMOF ARRAY_SIZE(timer_config)

static const uart_conf_t	uart_config []

static const spi_conf_t	spi_config []

static const timer_channel_conf_t	timer0_channel_config []

static const timer_conf_t	timer_config []

ADC configuration
The configuration consists simply of a list of channels that should be used
#define	ADC_NUMOF ARRAY_SIZE(adc_config)

static const adc_conf_t	adc_config []

I2C configuration
#define	I2C_NUMOF PIO_I2C_NUMOF
	Number of I2C interfaces.

PIO configuration
#define	PIO_0_ISR0 isr_pio00
	ISR name of PIO 0 IRQ 0.

#define	PIO_0_ISR1 isr_pio01
	ISR name of PIO 0 IRQ 1.

#define	PIO_1_ISR0 isr_pio10
	ISR name of PIO 1 IRQ 0.

#define	PIO_1_ISR1 isr_pio11
	ISR name of PIO 1 IRQ 1.

#define	PIO_NUMOF ARRAY_SIZE(pio_config)
	Number of PIOs.

#define	PIO_I2C_NUMOF ARRAY_SIZE(pio_i2c_config)
	Number of PIO I2C configurations.

static const pio_conf_t	pio_config []
	Array of PIO configurations.

static const pio_i2c_conf_t	pio_i2c_config []
	PIO I2C configuration.

PWM configuration
#define	PWM_NUMOF ARRAY_SIZE(pwm_config)

static const pwm_conf_t	pwm_config []

Macro Definition Documentation

◆ ADC_NUMOF

#define ADC_NUMOF ARRAY_SIZE(adc_config)

Definition at line 107 of file periph_conf.h.

◆ I2C_NUMOF

#define I2C_NUMOF PIO_I2C_NUMOF

Number of I2C interfaces.

All I2C interfaces are emulated with PIO, see pio_i2c_config.

Definition at line 119 of file periph_conf.h.

◆ PIO_0_ISR0

#define PIO_0_ISR0 isr_pio00

ISR name of PIO 0 IRQ 0.

Definition at line 142 of file periph_conf.h.

◆ PIO_0_ISR1

#define PIO_0_ISR1 isr_pio01

ISR name of PIO 0 IRQ 1.

Definition at line 143 of file periph_conf.h.

◆ PIO_1_ISR0

#define PIO_1_ISR0 isr_pio10

ISR name of PIO 1 IRQ 0.

Definition at line 144 of file periph_conf.h.

◆ PIO_1_ISR1

#define PIO_1_ISR1 isr_pio11

ISR name of PIO 1 IRQ 1.

Definition at line 145 of file periph_conf.h.

◆ PIO_I2C_NUMOF

#define PIO_I2C_NUMOF ARRAY_SIZE(pio_i2c_config)

Number of PIO I2C configurations.

Definition at line 173 of file periph_conf.h.

◆ PIO_NUMOF

#define PIO_NUMOF ARRAY_SIZE(pio_config)

Number of PIOs.

Definition at line 147 of file periph_conf.h.

◆ PWM_NUMOF

#define PWM_NUMOF ARRAY_SIZE(pwm_config)

Definition at line 190 of file periph_conf.h.

◆ SPI_NUMOF

#define SPI_NUMOF ARRAY_SIZE(spi_config)

Definition at line 63 of file periph_conf.h.

◆ TIMER_0_ISRA

#define TIMER_0_ISRA isr_timer0

Definition at line 88 of file periph_conf.h.

◆ TIMER_0_ISRB

#define TIMER_0_ISRB isr_timer1

Definition at line 89 of file periph_conf.h.

◆ TIMER_0_ISRC

#define TIMER_0_ISRC isr_timer2

Definition at line 90 of file periph_conf.h.

◆ TIMER_0_ISRD

#define TIMER_0_ISRD isr_timer3

Definition at line 91 of file periph_conf.h.

◆ TIMER_NUMOF

#define TIMER_NUMOF ARRAY_SIZE(timer_config)

Definition at line 93 of file periph_conf.h.

◆ UART_0_ISR

#define UART_0_ISR (isr_uart0)

Definition at line 43 of file periph_conf.h.

◆ UART_1_ISR

#define UART_1_ISR (isr_uart1)

Definition at line 44 of file periph_conf.h.

◆ UART_NUMOF

#define UART_NUMOF ARRAY_SIZE(uart_config)

Definition at line 46 of file periph_conf.h.

Variable Documentation

◆ adc_config

const adc_conf_t adc_config[]

static

Initial value:

= {
                                        { .pin = GPIO_PIN(0, 26), .chan = 0},
                                        { .pin = GPIO_PIN(0, 27), .chan = 1},
                                        { .pin = GPIO_PIN(0, 28), .chan = 2},
                                        }

Definition at line 101 of file periph_conf.h.

◆ pio_config

const pio_conf_t pio_config[]

static

Initial value:

= {
    {
        .dev = PIO0,
        .irqn0 = PIO0_IRQ_0_IRQn,
        .irqn1 = PIO0_IRQ_1_IRQn
    },
    {
        .dev = PIO1,
        .irqn0 = PIO1_IRQ_0_IRQn,
        .irqn1 = PIO1_IRQ_1_IRQn
    }
}

Array of PIO configurations.

Definition at line 129 of file periph_conf.h.

◆ pio_i2c_config

const pio_i2c_conf_t pio_i2c_config[]

static

Initial value:

= {
    {
        .pio = 0,
        .sda = GPIO_PIN(0, 4),
        .scl = GPIO_PIN(0, 5),
        .irq = 0,
    },
    {
        .pio = 0,
        .sda = GPIO_PIN(0, 6),
        .scl = GPIO_PIN(0, 7),
        .irq = 0,
    },
}

PIO I2C configuration.

The two buses use the pins that the pinout of the board labels as I2C0 (SDA: GP4, SCL: GP5) and I2C1 (SDA: GP6, SCL: GP7).

Definition at line 155 of file periph_conf.h.

◆ pwm_config

const pwm_conf_t pwm_config[]

static

Initial value:

= {
    {
        .pwm_slice   = 4,
        .chan    = {
            { .pin = GPIO_PIN(0, 25), .cc_chan = 1 },   
            { .pin = GPIO_UNDEF,      .cc_chan = 0 },
        },
    },
}

Definition at line 180 of file periph_conf.h.

◆ spi_config

const spi_conf_t spi_config[]

static

Initial value:

= {
    {
        .dev = SPI0,
        .miso_pin = GPIO_PIN(0, 4),
        .mosi_pin = GPIO_PIN(0, 3),
        .clk_pin = GPIO_PIN(0, 2)
    },
    {
        .dev = SPI1,
        .miso_pin = GPIO_PIN(0, 12),
        .mosi_pin = GPIO_PIN(0, 11),
        .clk_pin = GPIO_PIN(0, 10)
    }
}

Definition at line 48 of file periph_conf.h.

◆ timer0_channel_config

const timer_channel_conf_t timer0_channel_config[]

static

Initial value:

= {
    {
        .irqn = TIMER_IRQ_0_IRQn
    },
    {
        .irqn = TIMER_IRQ_1_IRQn
    },
    {
        .irqn = TIMER_IRQ_2_IRQn
    },
    {
        .irqn = TIMER_IRQ_3_IRQn
    }
}

Definition at line 65 of file periph_conf.h.

◆ timer_config

const timer_conf_t timer_config[]

static

Initial value:

= {
    {
        .dev = TIMER,
        .ch = timer0_channel_config,
        .ch_numof = ARRAY_SIZE(timer0_channel_config)
    }
}

Definition at line 80 of file periph_conf.h.

◆ uart_config

const uart_conf_t uart_config[]

static

Initial value:

= {
    {
        .dev = UART0,
        .rx_pin = GPIO_PIN(0, 1),
        .tx_pin = GPIO_PIN(0, 0),
        .irqn = UART0_IRQ_IRQn
    },
    {
        .dev = UART1,
        .rx_pin = GPIO_PIN(0, 9),
        .tx_pin = GPIO_PIN(0, 8),
        .irqn = UART1_IRQ_IRQn
    }
}

Definition at line 28 of file periph_conf.h.

Detailed Description

ADC configuration

I2C configuration

PIO configuration

PWM configuration

Macro Definition Documentation

◆ ADC_NUMOF

◆ I2C_NUMOF

◆ PIO_0_ISR0

◆ PIO_0_ISR1

◆ PIO_1_ISR0

◆ PIO_1_ISR1

◆ PIO_I2C_NUMOF

◆ PIO_NUMOF

◆ PWM_NUMOF

◆ SPI_NUMOF

◆ TIMER_0_ISRA

◆ TIMER_0_ISRB

◆ TIMER_0_ISRC

◆ TIMER_0_ISRD

◆ TIMER_NUMOF

◆ UART_0_ISR

◆ UART_1_ISR

◆ UART_NUMOF

Variable Documentation

◆ adc_config

◆ pio_config

◆ pio_i2c_config

◆ pwm_config

◆ spi_config

◆ timer0_channel_config

◆ timer_config

◆ uart_config