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81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
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/* mbed Microcontroller Library
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* Copyright (c) 2006-2013 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MBED_CAN_API_H
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#define MBED_CAN_API_H
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#include "device.h"
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#if DEVICE_CAN
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#include "PinNames.h"
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#include "PeripheralNames.h"
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#include "can_helper.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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IRQ_RX,
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IRQ_TX,
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IRQ_ERROR,
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IRQ_OVERRUN,
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IRQ_WAKEUP,
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IRQ_PASSIVE,
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IRQ_ARB,
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IRQ_BUS,
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IRQ_READY
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} CanIrqType;
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typedef enum {
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MODE_RESET,
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MODE_NORMAL,
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MODE_SILENT,
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MODE_TEST_GLOBAL,
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MODE_TEST_LOCAL,
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MODE_TEST_SILENT
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} CanMode;
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typedef void (*can_irq_handler)(uint32_t id, CanIrqType type);
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typedef struct can_s can_t;
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void can_init (can_t *obj, PinName rd, PinName td);
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void can_free (can_t *obj);
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int can_frequency(can_t *obj, int hz);
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void can_irq_init (can_t *obj, can_irq_handler handler, uint32_t id);
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void can_irq_free (can_t *obj);
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void can_irq_set (can_t *obj, CanIrqType irq, uint32_t enable);
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int can_write (can_t *obj, CAN_Message, int cc);
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int can_read (can_t *obj, CAN_Message *msg, int handle);
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int can_mode (can_t *obj, CanMode mode);
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int can_filter(can_t *obj, uint32_t id, uint32_t mask, CANFormat format, int32_t handle);
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void can_reset (can_t *obj);
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unsigned char can_rderror (can_t *obj);
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unsigned char can_tderror (can_t *obj);
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void can_monitor (can_t *obj, int silent);
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#ifdef __cplusplus
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};
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#endif
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#endif // MBED_CAN_API_H
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#endif
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