Vector::BLF::Most50Message(3) Library Functions Manual Vector::BLF::Most50Message(3)

Vector::BLF::Most50Message - MOST_50_MESSAGE.

#include <Most50Message.h>

Inherits Vector::BLF::ObjectHeader2.


void read (AbstractFile &is) override
void write (AbstractFile &os) override
uint32_t calculateObjectSize () const override

Public Member Functions inherited from Vector::BLF::ObjectHeader2
ObjectHeader2 (const ObjectType objectType)
void read (AbstractFile &is) override
void write (AbstractFile &os) override
uint16_t calculateHeaderSize () const override
uint32_t calculateObjectSize () const override

Public Member Functions inherited from Vector::BLF::ObjectHeaderBase
ObjectHeaderBase (const uint16_t headerVersion, const ObjectType objectType)
ObjectHeaderBase (const ObjectHeaderBase &)=default
ObjectHeaderBase & operator= (const ObjectHeaderBase &)=default
ObjectHeaderBase (ObjectHeaderBase &&)=default
ObjectHeaderBase & operator= (ObjectHeaderBase &&)=default


uint16_t channel {}
application channel uint8_t dir {}
direction: 0: Rx; 1: Tx; 2: TxRequest uint8_t reservedMost50Message1 {}
uint32_t sourceAdr {}
source address uint32_t destAdr {}
target address uint8_t transferType {}
Tranfer Type. uint8_t state {}
transmission status uint8_t ackNack {}
acknowledge code uint8_t reservedMost50Message2 {}
uint32_t crc {}
Cyclic Redundancy Check. uint16_t reservedMost50Message3 {}
uint8_t priority {}
priority of the message uint8_t reservedMost50Message4 {}
uint32_t msgLen {}
length of variable data in bytes (17 max) uint32_t reservedMost50Message5 {}
std::vector< uint8_t > msg {}
variable data

Public Attributes inherited from Vector::BLF::ObjectHeader2
uint32_t objectFlags {ObjectFlags::TimeOneNans}
object flags uint8_t timeStampStatus {}
time stamp status uint8_t reservedObjectHeader {0}
uint16_t objectVersion {0}
object specific version uint64_t objectTimeStamp {0}
object timestamp uint64_t originalTimeStamp {0}
original object timestamp

Public Attributes inherited from Vector::BLF::ObjectHeaderBase
uint32_t signature {ObjectSignature}
signature (ObjectSignature) uint16_t headerSize {}
sizeof object header uint16_t headerVersion {}
header version (1) uint32_t objectSize {}
object size ObjectType objectType {ObjectType::UNKNOWN}
object type

Public Types inherited from Vector::BLF::ObjectHeader2
enum ObjectFlags : uint32_t { TimeTenMics = 0x00000001, TimeOneNans = 0x00000002 }
enum TimeStampStatus : uint8_t { Orig = 0x01, SwHw = 0x02, User = 0x10 }

MOST_50_MESSAGE.

Message on MOST50 Control Channel.

Calculates the objectSize

Returns

object size

Reimplemented from Vector::BLF::ObjectHeaderBase.

Read the data of this object

Parameters

is input stream

Reimplemented from Vector::BLF::ObjectHeaderBase.

Write the data of this object

Parameters

os output stream

Reimplemented from Vector::BLF::ObjectHeaderBase.

acknowledge code AckNack holds the transmit status of a control message (see Transmit Status Register of OS8104 for MOST25).

Bit 0: Meaning:
1: no response (NoResp) Restriction:
only for Dir = Tx or spy messages
Bit 1: Meaning:
1: valid receipt (Valid) Restriction:
only for Dir = Tx or spy messages
Bit 2: Meaning:
1: CRC Error (CRCError) Restriction:
only for Dir = Tx or spy messages
Bit 3: Meaning:
1: receive buffer full (RxBufFull) Restriction:
only for Dir = Tx or spy messages
Bit 4: Meaning:
1: acknowledged (Ack) Restriction:
only for Dir = Tx or spy messages (always set to 1 for Rx messages in node mode)
Bit 5: Meaning:
1: negative acknowledge (NAck) Restriction:
only for Dir = Tx or spy messages

application channel Application channel

Cyclic Redundancy Check. Cyclic Redundancy Check

target address Target address

direction: 0: Rx; 1: Tx; 2: TxRequest Direction of message events:

  • 0: Rx (received)
  • 1: Tx (transmit receipt)
  • 2: Tx Request (transmit request)

variable data Variable data

length of variable data in bytes (17 max) Length of variable data in bytes (5...17)

priority of the message Priority

reserved

reserved

reserved

reserved

reserved

source address Source address

transmission status Transmission states of MOST50/150 messages and packets.

Bit 0: Meaning:
0: bus inactive
1: bus active Restriction:
only for Dir = Rx or mTransferType = Spy
Bit 4: Meaning:
1: acknowledged (Ack) Restriction
only for mTransferType = Node and Dir = Tx (always set to 1 for Rx messages in node mode)
Bit 5: Meaning:
1: not acknowledged (NAck) Restriction:
only for Dir = Tx
Bit 6: Meaning: Send result:
0: Transmission error (TxF)
1: OK Restriction:
only for Dir = Tx
only for mTransferType = Node

Tranfer Type. Message-like events can either be recorded through the MOST transceiver chip or through a separate network spy.

  • 1: Node MOST transceiver reported the message (either due to a successful reception or as acknowledgment for a transmit request).
  • 2: Spy Message was reported by the network spy. The Spy sees all messages independently of the desti-nation address.

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Vector BLF