periph_conf.h File Reference

Peripheral MCU configuration for the nucleo-f302r8 board. More...

Detailed Description

#include "periph_cpu.h"
#include "clk_conf.h"
#include "cfg_timer_tim2.h"
+ Include dependency graph for periph_conf.h:

Go to the source code of this file.

#define CONFIG_BOARD_HAS_LSE   1
 
#define CONFIG_BOARD_HAS_HSE   1
 

ADC configuration

Note that we do not configure all ADC channels, and not in the STM32F302 order.

Instead, we just define 6 ADC channels, for the Nucleo Arduino header pins A0-A5 and the internal VBAT channel.

#define VBAT_ADC   ADC_LINE(6)
 VBAT ADC line.
 
#define ADC_NUMOF   ARRAY_SIZE(adc_config)
 
static const adc_conf_t adc_config []
 

UART configuration

#define UART_0_ISR   (isr_usart2)
 
#define UART_1_ISR   (isr_usart1)
 
#define UART_2_ISR   (isr_usart3)
 
#define UART_NUMOF   ARRAY_SIZE(uart_config)
 
static const uart_conf_t uart_config []
 

PWM configuration

#define PWM_NUMOF   ARRAY_SIZE(pwm_config)
 
static const pwm_conf_t pwm_config []
 

SPI configuration

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

I2C configuration

#define I2C_0_ISR   isr_i2c1_er
 
#define I2C_1_ISR   isr_i2c3_er
 
#define I2C_NUMOF   ARRAY_SIZE(i2c_config)
 
static const i2c_conf_t i2c_config []
 

Variable Documentation

◆ adc_config

const adc_conf_t adc_config[]
static
Initial value:
= {
{ .pin = GPIO_PIN(PORT_A, 0), .dev = 0, .chan = 1 },
{ .pin = GPIO_PIN(PORT_A, 1), .dev = 0, .chan = 2 },
{ .pin = GPIO_PIN(PORT_A, 4), .dev = 0, .chan = 5 },
{ .pin = GPIO_PIN(PORT_B, 0), .dev = 0, .chan = 11 },
{ .pin = GPIO_PIN(PORT_C, 1), .dev = 0, .chan = 7 },
{ .pin = GPIO_PIN(PORT_C, 0), .dev = 0, .chan = 6 },
{ .pin = GPIO_UNDEF, .dev = 0, .chan = 17 },
}
@ PORT_B
port B
Definition: periph_cpu.h:37
@ PORT_C
port C
Definition: periph_cpu.h:38
@ PORT_A
port A
Definition: periph_cpu.h:36
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35
#define GPIO_UNDEF
Definition of a fitting UNDEF value.

Definition at line 54 of file periph_conf.h.

◆ i2c_config

const i2c_conf_t i2c_config[]
static
Initial value:
= {
{
.dev = I2C1,
.speed = I2C_SPEED_NORMAL,
.scl_pin = GPIO_PIN(PORT_B, 8),
.sda_pin = GPIO_PIN(PORT_B, 9),
.scl_af = GPIO_AF4,
.sda_af = GPIO_AF4,
.bus = APB1,
.rcc_mask = RCC_APB1ENR_I2C1EN,
.rcc_sw_mask = RCC_CFGR3_I2C1SW,
.irqn = I2C1_ER_IRQn
},
{
.dev = I2C3,
.speed = I2C_SPEED_NORMAL,
.scl_pin = GPIO_PIN(PORT_A, 8),
.sda_pin = GPIO_PIN(PORT_A, 5),
.scl_af = GPIO_AF5,
.sda_af = GPIO_AF8,
.bus = APB1,
.rcc_mask = RCC_APB1ENR_I2C3EN,
.rcc_sw_mask = RCC_CFGR3_I2C3SW,
.irqn = I2C3_ER_IRQn
}
}
@ APB1
Advanced Peripheral Bus 1
Definition: periph_cpu.h:44
@ I2C_SPEED_NORMAL
normal mode: ~100 kbit/s
Definition: periph_cpu.h:274
@ GPIO_AF5
use alternate function 5
@ GPIO_AF4
use alternate function 4
@ GPIO_AF8
use alternate function 8

Definition at line 159 of file periph_conf.h.

◆ pwm_config

const pwm_conf_t pwm_config[]
static
Initial value:
= {
{
.dev = TIM16,
.rcc_mask = RCC_APB2ENR_TIM16EN,
.chan = { { .pin = GPIO_PIN(PORT_B, 4) , .cc_chan = 0 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 } },
.af = GPIO_AF1,
.bus = APB2
}
}
@ APB2
Advanced Peripheral Bus 2
Definition: periph_cpu.h:45
@ GPIO_AF1
use alternate function 1

Definition at line 116 of file periph_conf.h.

◆ spi_config

const spi_conf_t spi_config[]
static
Initial value:
= {
{
.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_PIN(PORT_B, 12),
.mosi_af = GPIO_AF5,
.miso_af = GPIO_AF5,
.sclk_af = GPIO_AF5,
.cs_af = GPIO_AF5,
.rccmask = RCC_APB1ENR_SPI2EN,
.apbbus = APB1
}
}

Definition at line 136 of file periph_conf.h.