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can_api.h@6:c5a40d5fd9f1, 2015-10-23 (annotated)
- Committer:
- hudakz
- Date:
- Fri Oct 23 19:45:00 2015 +0000
- Revision:
- 6:c5a40d5fd9f1
- Parent:
- 5:b53e5ee15315
- Child:
- 14:0344705e6fb8
Automatic recovery from bus-off state enabled (by default).
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
hudakz | 0:e29bc8e0dddd | 1 | /* mbed Microcontroller Library |
hudakz | 0:e29bc8e0dddd | 2 | * Copyright (c) 2006-2013 ARM Limited |
hudakz | 0:e29bc8e0dddd | 3 | * |
hudakz | 0:e29bc8e0dddd | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
hudakz | 0:e29bc8e0dddd | 5 | * you may not use this file except in compliance with the License. |
hudakz | 0:e29bc8e0dddd | 6 | * You may obtain a copy of the License at |
hudakz | 0:e29bc8e0dddd | 7 | * |
hudakz | 0:e29bc8e0dddd | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
hudakz | 0:e29bc8e0dddd | 9 | * |
hudakz | 0:e29bc8e0dddd | 10 | * Unless required by applicable law or agreed to in writing, software |
hudakz | 0:e29bc8e0dddd | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
hudakz | 0:e29bc8e0dddd | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
hudakz | 0:e29bc8e0dddd | 13 | * See the License for the specific language governing permissions and |
hudakz | 0:e29bc8e0dddd | 14 | * limitations under the License. |
hudakz | 0:e29bc8e0dddd | 15 | * |
hudakz | 0:e29bc8e0dddd | 16 | * Modified by Zoltan Hudak <hudakz@inbox.com> |
hudakz | 0:e29bc8e0dddd | 17 | * |
hudakz | 0:e29bc8e0dddd | 18 | */ |
hudakz | 0:e29bc8e0dddd | 19 | #ifndef MBED_CAN_API_H |
hudakz | 0:e29bc8e0dddd | 20 | #define MBED_CAN_API_H |
hudakz | 0:e29bc8e0dddd | 21 | |
hudakz | 0:e29bc8e0dddd | 22 | #include "device.h" |
hudakz | 0:e29bc8e0dddd | 23 | #include "PinNames.h" |
hudakz | 0:e29bc8e0dddd | 24 | #include "PeripheralNames.h" |
hudakz | 0:e29bc8e0dddd | 25 | #include "can_helper.h" |
hudakz | 0:e29bc8e0dddd | 26 | |
hudakz | 5:b53e5ee15315 | 27 | #define DEBUG 1 |
hudakz | 5:b53e5ee15315 | 28 | |
hudakz | 0:e29bc8e0dddd | 29 | #ifdef __cplusplus |
hudakz | 0:e29bc8e0dddd | 30 | extern "C" { |
hudakz | 0:e29bc8e0dddd | 31 | #endif |
hudakz | 0:e29bc8e0dddd | 32 | |
hudakz | 0:e29bc8e0dddd | 33 | typedef enum { |
hudakz | 0:e29bc8e0dddd | 34 | IRQ_RX, |
hudakz | 0:e29bc8e0dddd | 35 | IRQ_TX, |
hudakz | 0:e29bc8e0dddd | 36 | IRQ_ERROR, |
hudakz | 0:e29bc8e0dddd | 37 | IRQ_OVERRUN, |
hudakz | 0:e29bc8e0dddd | 38 | IRQ_WAKEUP, |
hudakz | 0:e29bc8e0dddd | 39 | IRQ_PASSIVE, |
hudakz | 0:e29bc8e0dddd | 40 | IRQ_ARB, |
hudakz | 0:e29bc8e0dddd | 41 | IRQ_BUS, |
hudakz | 0:e29bc8e0dddd | 42 | IRQ_READY |
hudakz | 0:e29bc8e0dddd | 43 | } CanIrqType; |
hudakz | 0:e29bc8e0dddd | 44 | |
hudakz | 0:e29bc8e0dddd | 45 | |
hudakz | 0:e29bc8e0dddd | 46 | typedef enum { |
hudakz | 0:e29bc8e0dddd | 47 | MODE_RESET, |
hudakz | 0:e29bc8e0dddd | 48 | MODE_NORMAL, |
hudakz | 0:e29bc8e0dddd | 49 | MODE_SILENT, |
hudakz | 0:e29bc8e0dddd | 50 | MODE_TEST_GLOBAL, |
hudakz | 0:e29bc8e0dddd | 51 | MODE_TEST_LOCAL, |
hudakz | 0:e29bc8e0dddd | 52 | MODE_TEST_SILENT |
hudakz | 0:e29bc8e0dddd | 53 | } CanMode; |
hudakz | 0:e29bc8e0dddd | 54 | |
hudakz | 0:e29bc8e0dddd | 55 | typedef void (*can_irq_handler)(uint32_t id, CanIrqType type); |
hudakz | 0:e29bc8e0dddd | 56 | |
hudakz | 0:e29bc8e0dddd | 57 | struct can_s { |
hudakz | 0:e29bc8e0dddd | 58 | CAN_TypeDef *dev; |
hudakz | 0:e29bc8e0dddd | 59 | int index; |
hudakz | 0:e29bc8e0dddd | 60 | }; |
hudakz | 0:e29bc8e0dddd | 61 | |
hudakz | 0:e29bc8e0dddd | 62 | typedef struct can_s can_t; |
hudakz | 0:e29bc8e0dddd | 63 | |
hudakz | 6:c5a40d5fd9f1 | 64 | void can_init (can_t *obj, PinName rd, PinName td, FunctionalState abom); |
hudakz | 0:e29bc8e0dddd | 65 | void can_free (can_t *obj); |
hudakz | 0:e29bc8e0dddd | 66 | int can_frequency(can_t *obj, int hz); |
hudakz | 0:e29bc8e0dddd | 67 | |
hudakz | 0:e29bc8e0dddd | 68 | void can_irq_init (can_t *obj, can_irq_handler handler, uint32_t id); |
hudakz | 0:e29bc8e0dddd | 69 | void can_irq_free (can_t *obj); |
hudakz | 0:e29bc8e0dddd | 70 | //void can_irq_set (can_t *obj, CanIrqType irq, uint32_t enable); |
hudakz | 0:e29bc8e0dddd | 71 | void can_irq_set(void (*fptr)(void)); |
hudakz | 0:e29bc8e0dddd | 72 | |
hudakz | 0:e29bc8e0dddd | 73 | |
hudakz | 0:e29bc8e0dddd | 74 | int can_write (can_t *obj, CAN_Message, int cc); |
hudakz | 0:e29bc8e0dddd | 75 | int can_read (can_t *obj, CAN_Message *msg, int handle); |
hudakz | 0:e29bc8e0dddd | 76 | int can_mode (can_t *obj, CanMode mode); |
hudakz | 0:e29bc8e0dddd | 77 | int can_filter (can_t *obj, uint32_t id, uint32_t mask, CANFormat format, int32_t handle); |
hudakz | 0:e29bc8e0dddd | 78 | void can_reset (can_t *obj); |
hudakz | 0:e29bc8e0dddd | 79 | unsigned char can_rderror (can_t *obj); |
hudakz | 0:e29bc8e0dddd | 80 | unsigned char can_tderror (can_t *obj); |
hudakz | 0:e29bc8e0dddd | 81 | void can_monitor (can_t *obj, int silent); |
hudakz | 0:e29bc8e0dddd | 82 | |
hudakz | 0:e29bc8e0dddd | 83 | #ifdef __cplusplus |
hudakz | 0:e29bc8e0dddd | 84 | }; |
hudakz | 0:e29bc8e0dddd | 85 | #endif |
hudakz | 0:e29bc8e0dddd | 86 | |
hudakz | 6:c5a40d5fd9f1 | 87 | #endif // MBED_CAN_API_H |