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08608c350c
This configuration provides 1 I2C using I2C1 on PB8 and PB9, which is very common for STMs
58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
/*
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* Copyright (C) 2018 Inria
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup boards_common_stm32
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* @{
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*
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* @file
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* @brief Common configuration for STM32 I2C
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*
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* @author Alexandre Abadie <alexandre.abadie@inria.fr>
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*/
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#ifndef CFG_I2C1_PB8_PB9_H
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#define CFG_I2C1_PB8_PB9_H
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#include "periph_cpu.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @name I2C configuration
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* @{
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*/
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static const i2c_conf_t i2c_config[] = {
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{
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.dev = I2C1,
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.speed = I2C_SPEED_NORMAL,
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.scl_pin = GPIO_PIN(PORT_B, 8),
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.sda_pin = GPIO_PIN(PORT_B, 9),
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.scl_af = GPIO_AF4,
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.sda_af = GPIO_AF4,
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.bus = APB1,
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.rcc_mask = RCC_APB1ENR_I2C1EN,
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.clk = CLOCK_APB1,
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.irqn = I2C1_EV_IRQn
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}
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};
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#define I2C_0_ISR isr_i2c1_ev
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#define I2C_NUMOF (sizeof(i2c_config) / sizeof(i2c_config[0]))
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif /* CFG_I2C1_PB8_PB9_H */
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/** @} */
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