HAL_StatusTypeDef HAL_CAN_AddTxMessage(CAN_HandleTypeDef *hcan,
const CAN_TxHeaderTypeDef *pHeader,
const uint8_t aData[],
uint32_t *pTxMailbox);
Implemented in ![]()
stm32f4xx_hal_can.c:1250
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HAL_CAN_AddTxMessage() function
Add a message to the first free Tx mailbox and activate the corresponding transmission request.
Syntax
Arguments
hcan
pointer to a CAN_HandleTypeDef structure that contains the configuration information for the specified CAN.
pHeader
pointer to a CAN_TxHeaderTypeDef structure.
aData
array containing the payload of the Tx frame.
pTxMailbox
pointer to a variable where the function will return the TxMailbox used to store the Tx message. This parameter can be a value of @arg CAN_Tx_Mailboxes.
Return value
HAL status
Examples
HAL_CAN_AddTxMessage() is referenced by 6 libraries and example projects.References
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Data Use
Data read by HAL_CAN_AddTxMessage()
Data written by HAL_CAN_AddTxMessage()
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Type of HAL_CAN_AddTxMessage()