boards/maple-mini/include/periph_conf.h File Reference

Peripheral MCU configuration for the maple-mini board. More...

Detailed Description

#include "periph_cpu.h"
+ Include dependency graph for boards/maple-mini/include/periph_conf.h:

Go to the source code of this file.

Macros

Clock system configuration
#define CLOCK_HSE   (8000000U) /* external oscillator */
 
#define CLOCK_CORECLOCK   (72000000U) /* desired core clock frequency */
 
#define CLOCK_PLL_DIV   (1)
 
#define CLOCK_PLL_MUL   CLOCK_CORECLOCK / CLOCK_HSE
 
#define CLOCK_AHB_DIV   RCC_CFGR_HPRE_DIV1
 
#define CLOCK_APB2_DIV   RCC_CFGR_PPRE2_DIV1
 
#define CLOCK_APB1_DIV   RCC_CFGR_PPRE1_DIV2
 
#define CLOCK_APB1   (CLOCK_CORECLOCK / 2)
 
#define CLOCK_APB2   (CLOCK_CORECLOCK)
 
#define CLOCK_FLASH_LATENCY   FLASH_ACR_LATENCY_2 /* for >= 72 MHz */
 
ADC configuration
#define ADC_NUMOF   (0)
 
DAC configuration
#define DAC_NUMOF   (0)
 
I2C configuration
#define I2C_NUMOF   (2U)
 
#define I2C_0_EN   1
 
#define I2C_1_EN   0
 
#define I2C_IRQ_PRIO   1
 
#define I2C_APBCLK   (CLOCK_APB1)
 
#define I2C_0_DEV   I2C1
 
#define I2C_0_CLKEN()   (RCC->APB1ENR |= RCC_APB1ENR_I2C1EN)
 
#define I2C_0_CLKDIS()   (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))
 
#define I2C_0_EVT_IRQ   I2C1_EV_IRQn
 
#define I2C_0_EVT_ISR   isr_i2c1_ev
 
#define I2C_0_ERR_IRQ   I2C1_ER_IRQn
 
#define I2C_0_ERR_ISR   isr_i2c1_er
 
#define I2C_0_SCL_PIN   GPIO_PIN(PORT_B, 6) /* D15 */
 
#define I2C_0_SDA_PIN   GPIO_PIN(PORT_B, 7) /* D16 */
 
#define I2C_1_DEV   I2C2
 
#define I2C_1_CLKEN()   (RCC->APB1ENR |= RCC_APB1ENR_I2C2EN)
 
#define I2C_1_CLKDIS()   (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C2EN))
 
#define I2C_1_EVT_IRQ   I2C2_EV_IRQn
 
#define I2C_1_EVT_ISR   isr_i2c2_ev
 
#define I2C_1_ERR_IRQ   I2C2_ER_IRQn
 
#define I2C_1_ERR_ISR   isr_i2c2_er
 
#define I2C_1_SCL_PIN   GPIO_PIN(PORT_B, 10) /* D1 */
 
#define I2C_1_SDA_PIN   GPIO_PIN(PORT_B, 11) /* D0 */
 

Variables

static const uint8_t spi_divtable [2][5]
 Shared SPI clock div table. More...
 

Timer configuration

#define TIMER_0_ISR   isr_tim2
 
#define TIMER_1_ISR   isr_tim3
 
#define TIMER_NUMOF   (sizeof(timer_config) / sizeof(timer_config[0]))
 
static const timer_conf_t timer_config []
 

UART configuration

#define UART_0_ISR   isr_usart2
 
#define UART_1_ISR   isr_usart1
 
#define UART_2_ISR   isr_usart3
 
#define UART_NUMOF   (sizeof(uart_config) / sizeof(uart_config[0]))
 
static const uart_conf_t uart_config []
 

SPI configuration

#define SPI_NUMOF   (sizeof(spi_config) / sizeof(spi_config[0]))
 
static const spi_conf_t spi_config []
 

Variable Documentation

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,
.rccmask = RCC_APB2ENR_SPI1EN,
.apbbus = APB2
},
{
.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_UNDEF,
.rccmask = RCC_APB1ENR_SPI2EN,
.apbbus = APB1
}
}
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
#define GPIO_UNDEF
Define a custom GPIO_UNDEF value.

Definition at line 193 of file boards/maple-mini/include/periph_conf.h.

const uint8_t spi_divtable[2][5]
static
Initial value:
= {
{
7,
6,
4,
2,
1
},
{
7,
7,
5,
3,
2
}
}
Note
The spi_divtable is auto-generated from cpu/stm32_common/dist/spi_divtable/spi_divtable.c

Definition at line 172 of file boards/maple-mini/include/periph_conf.h.

const timer_conf_t timer_config[]
static
Initial value:
= {
{
.dev = TIM2,
.max = 0x0000ffff,
.rcc_mask = RCC_APB1ENR_TIM2EN,
.bus = APB1,
.irqn = TIM2_IRQn
},
{
.dev = TIM3,
.max = 0x0000ffff,
.rcc_mask = RCC_APB1ENR_TIM3EN,
.bus = APB1,
.irqn = TIM3_IRQn
}
}

Definition at line 70 of file boards/maple-mini/include/periph_conf.h.

const uart_conf_t uart_config[]
static
Initial value:
= {
{
.dev = USART2,
.rcc_mask = RCC_APB1ENR_USART2EN,
.rx_pin = GPIO_PIN(PORT_A, 3),
.tx_pin = GPIO_PIN(PORT_A, 2),
.bus = APB1,
.irqn = USART2_IRQn
},
{
.dev = USART1,
.rcc_mask = RCC_APB2ENR_USART1EN,
.rx_pin = GPIO_PIN(PORT_A, 10),
.tx_pin = GPIO_PIN(PORT_A, 9),
.bus = APB2,
.irqn = USART1_IRQn
},
{
.dev = USART3,
.rcc_mask = RCC_APB1ENR_USART3EN,
.rx_pin = GPIO_PIN(PORT_B, 11),
.tx_pin = GPIO_PIN(PORT_B, 10),
.bus = APB1,
.irqn = USART3_IRQn
}
}
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.

Definition at line 97 of file boards/maple-mini/include/periph_conf.h.