tmk_core/tool/mbed/mbed-sdk/libraries/mbed/api/can_helper.h

   1 /* mbed Microcontroller Library
   2  * Copyright (c) 2006-2013 ARM Limited
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 #ifndef MBED_CAN_HELPER_H
  17 #define MBED_CAN_HELPER_H
  18
  19 #if DEVICE_CAN
  20
  21 #ifdef __cplusplus
  22 extern "C" {
  23 #endif
  24
  25 enum CANFormat {
  26     CANStandard = 0,
  27     CANExtended = 1,
  28     CANAny = 2
  29 };
  30 typedef enum CANFormat CANFormat;
  31
  32 enum CANType {
  33     CANData   = 0,
  34     CANRemote = 1
  35 };
  36 typedef enum CANType CANType;
  37
  38 struct CAN_Message {
  39     unsigned int   id;                 // 29 bit identifier
  40     unsigned char  data[8];            // Data field
  41     unsigned char  len;                // Length of data field in bytes
  42     CANFormat      format;             // 0 - STANDARD, 1- EXTENDED IDENTIFIER
  43     CANType        type;               // 0 - DATA FRAME, 1 - REMOTE FRAME
  44 };
  45 typedef struct CAN_Message CAN_Message;
  46
  47 #ifdef __cplusplus
  48 };
  49 #endif
  50
  51 #endif
  52
  53 #endif // MBED_CAN_HELPER_H