periph_conf.h File Reference

Peripheral MCU configuration for the pyboard board. More...

Detailed Description

Peripheral MCU configuration for the pyboard board.

Author
Kaspar Schleiser kaspa.nosp@m.r@sc.nosp@m.hleis.nosp@m.er.d.nosp@m.e

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.

Clock settings

Note
This is auto-generated from cpu/stm32_common/dist/clk_conf/clk_conf.c
#define CLOCK_CORECLOCK   (168000000U)
 
#define CLOCK_HSE   (12000000U)
 
#define CLOCK_LSE   (1U)
 
#define CLOCK_AHB_DIV   RCC_CFGR_HPRE_DIV1
 
#define CLOCK_AHB   (CLOCK_CORECLOCK / 1)
 
#define CLOCK_APB1_DIV   RCC_CFGR_PPRE1_DIV4 /* max 42MHz */
 
#define CLOCK_APB1   (CLOCK_CORECLOCK / 4)
 
#define CLOCK_APB2_DIV   RCC_CFGR_PPRE2_DIV2 /* max 84MHz */
 
#define CLOCK_APB2   (CLOCK_CORECLOCK / 2)
 
#define CLOCK_PLL_M   (6)
 
#define CLOCK_PLL_N   (168)
 
#define CLOCK_PLL_P   (2)
 
#define CLOCK_PLL_Q   (7)
 

Timer configuration

#define TIMER_0_ISR   isr_tim5
 
#define TIMER_NUMOF   (sizeof(timer_config) / sizeof(timer_config[0]))
 
static const timer_conf_t timer_config []
 

UART configuration

#define UART_0_ISR   (isr_usart1)
 
#define UART_NUMOF   (sizeof(uart_config) / sizeof(uart_config[0]))
 
static const uart_conf_t uart_config []
 

SPI configuration

Note
The spi_divtable is auto-generated from cpu/stm32_common/dist/spi_divtable/spi_divtable.c
#define SPI_NUMOF   (sizeof(spi_config) / sizeof(spi_config[0]))
 
static const uint8_t spi_divtable [2][5]
 
static const spi_conf_t spi_config []
 

I2C configuration

#define I2C_0_ISR   isr_i2c2_er
 
#define I2C_NUMOF   (sizeof(i2c_config) / sizeof(i2c_config[0]))
 
static const i2c_conf_t i2c_config []
 

RTC configuration

#define RTC_NUMOF   (1)
 

Variable Documentation

◆ i2c_config

const i2c_conf_t i2c_config[]
static
Initial value:
= {
{
.dev = I2C2,
.speed = I2C_SPEED_NORMAL,
.scl_pin = GPIO_PIN(PORT_B, 10),
.sda_pin = GPIO_PIN(PORT_B, 11),
.scl_af = GPIO_AF4,
.sda_af = GPIO_AF4,
.bus = APB1,
.rcc_mask = RCC_APB1ENR_I2C2EN,
.clk = CLOCK_APB1,
.irqn = I2C2_ER_IRQn,
},
}
use alternate function 4
APB1 bus.
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35
normal mode: ~100kbit/s
Definition: periph_cpu.h:116
port B
Definition: periph_cpu.h:37

Definition at line 156 of file periph_conf.h.

◆ spi_config

const spi_conf_t spi_config[]
static
Initial value:
= {
{
.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_AF5,
.rccmask = RCC_APB2ENR_SPI1EN,
.apbbus = APB2,
}
}
port A
Definition: periph_cpu.h:36
APB2 bus.
use alternate function 5
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35

Definition at line 130 of file periph_conf.h.

◆ spi_divtable

const uint8_t spi_divtable[2][5]
static
Initial value:
= {
{
7,
6,
4,
2,
1
},
{
7,
7,
5,
3,
2
}
}

Definition at line 113 of file periph_conf.h.

◆ timer_config

const timer_conf_t timer_config[]
static
Initial value:
= {
{
.dev = TIM5,
.max = 0xffffffff,
.rcc_mask = RCC_APB1ENR_TIM5EN,
.bus = APB1,
.irqn = TIM5_IRQn
}
}
APB1 bus.

Definition at line 65 of file periph_conf.h.

◆ uart_config

const uart_conf_t uart_config[]
static
Initial value:
= {
{
.dev = USART1,
.rcc_mask = RCC_APB2ENR_USART1EN,
.rx_pin = GPIO_PIN(PORT_B, 7),
.tx_pin = GPIO_PIN(PORT_B, 6),
.rx_af = GPIO_AF7,
.tx_af = GPIO_AF7,
.bus = APB2,
.irqn = USART1_IRQn,
},
}
use alternate function 7
APB2 bus.
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:35
port B
Definition: periph_cpu.h:37

Definition at line 84 of file periph_conf.h.