mirror of
https://github.com/dalathegreat/Battery-Emulator.git
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49 lines
2.1 KiB
C++
49 lines
2.1 KiB
C++
//----------------------------------------------------------------------------------------------------------------------
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// Generic CAN Message
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// by Pierre Molinaro
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//
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// This file is common to the following libraries
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// https://github.com/pierremolinaro/acan
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// https://github.com/pierremolinaro/acan2515
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// https://github.com/pierremolinaro/acan2517
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// https://github.com/pierremolinaro/acan2517FD
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//
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//----------------------------------------------------------------------------------------------------------------------
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#ifndef GENERIC_CAN_MESSAGE_DEFINED
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#define GENERIC_CAN_MESSAGE_DEFINED
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//----------------------------------------------------------------------------------------------------------------------
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#include <Arduino.h>
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//----------------------------------------------------------------------------------------------------------------------
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class CANMessage {
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public : uint32_t id = 0 ; // Frame identifier
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public : bool ext = false ; // false -> standard frame, true -> extended frame
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public : bool rtr = false ; // false -> data frame, true -> remote frame
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public : uint8_t idx = 0 ; // This field is used by the driver
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public : uint8_t len = 0 ; // Length of data (0 ... 8)
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public : union {
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uint64_t data64 ; // Caution: subject to endianness
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int64_t data_s64 ; // Caution: subject to endianness
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uint32_t data32 [2] ; // Caution: subject to endianness
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int32_t data_s32 [2] ; // Caution: subject to endianness
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float dataFloat [2] ; // Caution: subject to endianness
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uint16_t data16 [4] ; // Caution: subject to endianness
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int16_t data_s16 [4] ; // Caution: subject to endianness
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int8_t data_s8 [8] ;
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uint8_t data [8] = {0, 0, 0, 0, 0, 0, 0, 0} ;
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} ;
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} ;
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//----------------------------------------------------------------------------------------------------------------------
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typedef enum {kStandard, kExtended} tFrameFormat ;
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typedef enum {kData, kRemote} tFrameKind ;
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typedef void (*ACANCallBackRoutine) (const CANMessage & inMessage) ;
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//----------------------------------------------------------------------------------------------------------------------
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#endif
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