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cfg_i2c_default.h
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/*
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* Copyright (C) 2017 Eistec AB
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for more
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* details.
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*/
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#ifndef CFG_I2C_DEFAULT_H
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#define CFG_I2C_DEFAULT_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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{
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#endif
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static
const
i2c_conf_t
i2c_config[] = {
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{
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.
i2c
= I2C1,
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.scl_pin =
GPIO_PIN
(
PORT_C
, 2),
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.sda_pin =
GPIO_PIN
(
PORT_C
, 3),
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.freq =
CLOCK_CORECLOCK
,
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.speed =
I2C_SPEED_FAST
,
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.irqn = I2C1_IRQn,
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.scl_pcr = (PORT_PCR_MUX(3)),
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.sda_pcr = (PORT_PCR_MUX(3)),
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},
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};
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#define I2C_NUMOF ARRAY_SIZE(i2c_config)
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#define I2C_0_ISR (isr_i2c1)
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#ifdef __cplusplus
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}
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#endif
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#endif
/* CFG_I2C_DEFAULT_H */
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PORT_C
@ PORT_C
port C
Definition:
periph_cpu.h:38
i2c_conf_t::i2c
I2C_Type * i2c
Pointer to hardware module registers.
Definition:
periph_cpu.h:451
CLOCK_CORECLOCK
#define CLOCK_CORECLOCK
CPU Frequency Define.
Definition:
periph_cpu.h:101
GPIO_PIN
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition:
periph_cpu.h:35
i2c_conf_t
I2C configuration options.
Definition:
periph_cpu.h:128
I2C_SPEED_FAST
@ I2C_SPEED_FAST
fast mode: ~400 kbit/s
Definition:
i2c.h:178
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