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RIOT/boards/stm32f3discovery/include/periph_conf.h
Hauke Petersen e0bb9d5689 board/stm32f3discovery: added PWM
- added PWM feature
- added PWM definitions to periph_conf.h
2014-11-26 16:56:59 +01:00

279 lines
10 KiB
C

/*
* Copyright (C) 2014 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup board_stm32f3discovery
* @{
*
* @file
* @brief Peripheral MCU configuration for the STM32F3discovery board
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
*/
#ifndef __PERIPH_CONF_H
#define __PERIPH_CONF_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* @name Clock system configuration
* @{
*/
#define CLOCK_HSE (8000000U) /* external oscillator */
#define CLOCK_CORECLOCK (72000000U) /* desired core clock frequency */
/* the actual PLL values are automatically generated */
#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_FLASH_LATENCY FLASH_ACR_LATENCY_1
/** @} */
/**
* @brief Timer configuration
* @{
*/
#define TIMER_NUMOF (1U)
#define TIMER_0_EN 1
#define TIMER_IRQ_PRIO 1
/* Timer 0 configuration */
#define TIMER_0_DEV TIM2
#define TIMER_0_CHANNELS 4
#define TIMER_0_PRESCALER (71U)
#define TIMER_0_MAX_VALUE (0xffffffff)
#define TIMER_0_CLKEN() (RCC->APB1ENR |= RCC_APB1ENR_TIM2EN)
#define TIMER_0_ISR isr_tim2
#define TIMER_0_IRQ_CHAN TIM2_IRQn
/** @} */
/**
* @brief UART configuration
* @{
*/
#define UART_NUMOF (3U)
#define UART_0_EN 1
#define UART_1_EN 1
#define UART_2_EN 1
#define UART_IRQ_PRIO 1
/* UART 0 device configuration */
#define UART_0_DEV USART1
#define UART_0_CLKEN() (RCC->APB2ENR |= RCC_APB2ENR_USART1EN)
#define UART_0_CLK (CLOCK_CORECLOCK / 1) /* UART clock runs with 72MHz (F_CPU / 1) */
#define UART_0_IRQ_CHAN USART1_IRQn
#define UART_0_ISR isr_usart1
/* UART 0 pin configuration */
#define UART_0_PORT_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOAEN)
#define UART_0_PORT GPIOA
#define UART_0_TX_PIN 9
#define UART_0_RX_PIN 10
#define UART_0_AF 7
/* UART 1 device configuration */
#define UART_1_DEV USART2
#define UART_1_CLKEN() (RCC->APB1ENR |= RCC_APB1ENR_USART2EN)
#define UART_1_CLK (CLOCK_CORECLOCK / 2) /* UART clock runs with 36MHz (F_CPU / 2) */
#define UART_1_IRQ_CHAN USART2_IRQn
#define UART_1_ISR isr_usart2
/* UART 1 pin configuration */
#define UART_1_PORT_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIODEN)
#define UART_1_PORT GPIOD
#define UART_1_TX_PIN 5
#define UART_1_RX_PIN 6
#define UART_1_AF 7
/* UART 1 device configuration */
#define UART_2_DEV USART3
#define UART_2_CLKEN() (RCC->APB1ENR |= RCC_APB1ENR_USART3EN)
#define UART_2_CLK (CLOCK_CORECLOCK / 2) /* UART clock runs with 36MHz (F_CPU / 2) */
#define UART_2_IRQ_CHAN USART3_IRQn
#define UART_2_ISR isr_usart3
/* UART 1 pin configuration */
#define UART_2_PORT_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIODEN)
#define UART_2_PORT GPIOD
#define UART_2_TX_PIN 8
#define UART_2_RX_PIN 9
#define UART_2_AF 7
/** @} */
/**
* @brief PWM configuration
* @{
*/
#define PWM_NUMOF (1U)
#define PWM_0_EN 1
#define PWM_1_EN 1
#define PWM_MAX_CHANNELS 4
/* PWM 0 device configuration */
#define PWM_0_DEV TIM3
#define PWM_0_CHANNELS 4
#define PWM_0_CLK (36000000U)
#define PWM_0_CLKEN() (RCC->APB1ENR |= RCC_APB1ENR_TIM3EN)
#define PWM_0_CLKDIS() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM3EN))
/* PWM 0 pin configuration */
#define PWM_0_PORT GPIOC
#define PWM_0_PORT_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOCEN)
#define PWM_0_PIN_CH0 6
#define PWM_0_PIN_CH1 7
#define PWM_0_PIN_CH2 8
#define PWM_0_PIN_CH3 9
#define PWM_0_PIN_AF 2
/* PWM 1 device configuration */
#define PWM_1_DEV TIM4
#define PWM_1_CHANNELS 4
#define PWM_1_CLK (36000000U)
#define PWM_1_CLKEN() (RCC->APB1ENR |= RCC_APB1ENR_TIM4EN)
#define PWM_1_CLKDIS() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM4EN))
/* PWM 1 pin configuration */
#define PWM_1_PORT GPIOD
#define PWM_1_PORT_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIODEN)
#define PWM_1_PIN_CH0 12
#define PWM_1_PIN_CH1 13
#define PWM_1_PIN_CH2 14
#define PWM_1_PIN_CH3 15
#define PWM_1_PIN_AF 2
/** @} */
/**
* @brief GPIO configuration
* @{
*/
#define GPIO_NUMOF 12
#define GPIO_0_EN 1
#define GPIO_1_EN 1
#define GPIO_2_EN 1
#define GPIO_3_EN 1
#define GPIO_4_EN 1
#define GPIO_5_EN 1
#define GPIO_6_EN 1
#define GPIO_7_EN 1
#define GPIO_8_EN 1
#define GPIO_9_EN 1
#define GPIO_10_EN 1
#define GPIO_11_EN 1
#define GPIO_IRQ_PRIO 1
/* IRQ config */
#define GPIO_IRQ_0 GPIO_11 /* alternatively GPIO_4 could be used here */
#define GPIO_IRQ_1 GPIO_5
#define GPIO_IRQ_2 GPIO_0
#define GPIO_IRQ_3 GPIO_3
#define GPIO_IRQ_4 GPIO_1
#define GPIO_IRQ_5 GPIO_2
#define GPIO_IRQ_6 (-1) /* not configured */
#define GPIO_IRQ_7 (-1) /* not configured */
#define GPIO_IRQ_8 (-1) /* not configured */
#define GPIO_IRQ_9 (-1) /* not configured */
#define GPIO_IRQ_10 (-1) /* not configured */
#define GPIO_IRQ_11 GPIO_6
#define GPIO_IRQ_12 GPIO_7
#define GPIO_IRQ_13 GPIO_8
#define GPIO_IRQ_14 GPIO_9
#define GPIO_IRQ_15 GPIO_10
/* GPIO channel 0 config */
#define GPIO_0_PORT GPIOE /* LSM303DLHC -> DRDY */
#define GPIO_0_PIN 2
#define GPIO_0_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOEEN)
#define GPIO_0_EXTI_CFG1() (SYSCFG->EXTICR[0] &= ~(SYSCFG_EXTICR1_EXTI2))
#define GPIO_0_EXTI_CFG2() (SYSCFG->EXTICR[0] |= SYSCFG_EXTICR1_EXTI2_PE)
#define GPIO_0_IRQ EXTI2_TSC_IRQn
/* GPIO channel 1 config */
#define GPIO_1_PORT GPIOE /* LSM303DLHC -> INT1 */
#define GPIO_1_PIN 4
#define GPIO_1_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOEEN)
#define GPIO_1_EXTI_CFG1() (SYSCFG->EXTICR[1] &= ~(SYSCFG_EXTICR2_EXTI4))
#define GPIO_1_EXTI_CFG2() (SYSCFG->EXTICR[1] |= SYSCFG_EXTICR2_EXTI4_PE)
#define GPIO_1_IRQ EXTI4_IRQn
/* GPIO channel 2 config */
#define GPIO_2_PORT GPIOE /* LSM303DLHC -> INT2 */
#define GPIO_2_PIN 5
#define GPIO_2_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOEEN)
#define GPIO_2_EXTI_CFG1() (SYSCFG->EXTICR[1] &= ~(SYSCFG_EXTICR2_EXTI5))
#define GPIO_2_EXTI_CFG2() (SYSCFG->EXTICR[1] |= SYSCFG_EXTICR2_EXTI5_PE)
#define GPIO_2_IRQ EXTI9_5_IRQn
/* GPIO channel 3 config */
#define GPIO_3_PORT GPIOE /* L2GD20 -> CS */
#define GPIO_3_PIN 3
#define GPIO_3_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOEEN)
#define GPIO_3_EXTI_CFG1() (SYSCFG->EXTICR[0] &= ~(SYSCFG_EXTICR1_EXTI3))
#define GPIO_3_EXTI_CFG2() (SYSCFG->EXTICR[0] |= SYSCFG_EXTICR1_EXTI3_PE)
#define GPIO_3_IRQ EXTI3_IRQn
/* GPIO channel 4 config */
#define GPIO_4_PORT GPIOE /* L2GD20 -> INT1 */
#define GPIO_4_PIN 0
#define GPIO_4_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOEEN)
#define GPIO_4_EXTI_CFG1() (SYSCFG->EXTICR[0] &= ~(SYSCFG_EXTICR1_EXTI0))
#define GPIO_4_EXTI_CFG2() (SYSCFG->EXTICR[0] |= SYSCFG_EXTICR1_EXTI0_PE)
#define GPIO_4_IRQ EXTI0_IRQn
/* GPIO channel 5 config */
#define GPIO_5_PORT GPIOE /* L2GD20 -> INT2/DRDY */
#define GPIO_5_PIN 1
#define GPIO_5_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOEEN)
#define GPIO_5_EXTI_CFG1() (SYSCFG->EXTICR[0] &= ~(SYSCFG_EXTICR1_EXTI1))
#define GPIO_5_EXTI_CFG2() (SYSCFG->EXTICR[0] |= SYSCFG_EXTICR1_EXTI1_PE)
#define GPIO_5_IRQ EXTI1_IRQn
/* GPIO channel 6 config */
#define GPIO_6_PORT GPIOB
#define GPIO_6_PIN 11
#define GPIO_6_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOBEN)
#define GPIO_6_EXTI_CFG1() (SYSCFG->EXTICR[2] &= ~(SYSCFG_EXTICR3_EXTI11))
#define GPIO_6_EXTI_CFG2() (SYSCFG->EXTICR[2] |= SYSCFG_EXTICR3_EXTI11_PB)
#define GPIO_6_IRQ EXTI15_10_IRQn
/* GPIO channel 7 config */
#define GPIO_7_PORT GPIOB
#define GPIO_7_PIN 12
#define GPIO_7_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOBEN)
#define GPIO_7_EXTI_CFG1() (SYSCFG->EXTICR[3] &= ~(SYSCFG_EXTICR4_EXTI12))
#define GPIO_7_EXTI_CFG2() (SYSCFG->EXTICR[3] |= SYSCFG_EXTICR4_EXTI12_PB)
#define GPIO_7_IRQ EXTI15_10_IRQn
/* GPIO channel 8 config */
#define GPIO_8_PORT GPIOB
#define GPIO_8_PIN 13
#define GPIO_8_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOBEN)
#define GPIO_8_EXTI_CFG1() (SYSCFG->EXTICR[3] &= ~(SYSCFG_EXTICR4_EXTI13))
#define GPIO_8_EXTI_CFG2() (SYSCFG->EXTICR[3] |= SYSCFG_EXTICR4_EXTI13_PB)
#define GPIO_8_IRQ EXTI15_10_IRQn
/* GPIO channel 9 config */
#define GPIO_9_PORT GPIOB
#define GPIO_9_PIN 14
#define GPIO_9_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOBEN)
#define GPIO_9_EXTI_CFG1() (SYSCFG->EXTICR[3] &= ~(SYSCFG_EXTICR4_EXTI14))
#define GPIO_9_EXTI_CFG2() (SYSCFG->EXTICR[3] |= SYSCFG_EXTICR4_EXTI14_PB)
#define GPIO_9_IRQ EXTI15_10_IRQn
/* GPIO channel 10 config */
#define GPIO_10_PORT GPIOB
#define GPIO_10_PIN 15
#define GPIO_10_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOBEN)
#define GPIO_10_EXTI_CFG1() (SYSCFG->EXTICR[3] &= ~(SYSCFG_EXTICR4_EXTI15))
#define GPIO_10_EXTI_CFG2() (SYSCFG->EXTICR[3] |= SYSCFG_EXTICR4_EXTI15_PB)
#define GPIO_10_IRQ EXTI15_10_IRQn
/* GPIO channel 11 config */
#define GPIO_11_PORT GPIOA /* User button 1 */
#define GPIO_11_PIN 0
#define GPIO_11_CLKEN() (RCC->AHBENR |= RCC_AHBENR_GPIOAEN)
#define GPIO_11_EXTI_CFG1() (SYSCFG->EXTICR[0] &= ~(SYSCFG_EXTICR1_EXTI0))
#define GPIO_11_EXTI_CFG2() (SYSCFG->EXTICR[0] |= SYSCFG_EXTICR1_EXTI0_PA)
#define GPIO_11_IRQ EXTI0_IRQn
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* __PERIPH_CONF_H */