AN1105 datasheet(76/100 Pages) STMICROELECTRONICS

номер детали	AN1105

подробное описание детали	ST7 pCAN PERIPHERAL DRIVER

PDF	100 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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76 / 100 page

76/100

ST7 pCAN PERIPHERAL DRIVER

CAN_Transmission_Notification();

status=CAN_IT_Fill_Transmission_Buffer();

#ifdef DEBUG

if (status!=CAN_TRANSMIT_SUCCESS)

{

CAN_Transmission_Error_Notification(status);

When an unsuccesfull transmission occured (argument : error status?)

}

#endif

break;

}

case ITSCIF :

{

CAN_Status status;

Clr_SCIF_Bit();

status=CAN_Get_Status();

if (status==CAN_STANDBY)

{

CAN_Dominant_Bit_Reception_Notification();

//Re-

ception of a dominant bit while in stanby mode

#ifndef STATUS_CHANGE_NOTIFICATION

ClrBit(CANICR,SCIE);

//After first init, this IT is

no more needed if

#endif

*STATUS_CHANGE_NOTIFICATION is not requested*/

}

#ifdef STATUS_CHANGE_NOTIFICATION

switch (status)

{

case CAN_BUS_PASSIVE :

CAN_Bus_Passive_Notification();

//Status change to

bus passive

break;

case CAN_BUS_ACTIVE :

CAN_Bus_Active_Notification();

//Status change to

bus active

break;

case CAN_BUS_OFF :

CAN_Bus_Off_Notification();

//Response to a status

change to bus-off

break;

default :

/////////////////////////

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