MikroElektronika PIC Microcontrollers PIC18 Uživatelský manuál stáhnout pdf (Strana 28)

void CANSetMask(char CAN_MASK, long value, char

CAN_CONFIGFLAGS)

CAN_MASK can be one of the following:



CAN_MASK_B1 Receive buffer 1 mask value



CAN_MASK_B2 Receive buffer 2 mask value

value is the mask register value. CAN_CONFIG_FLAGS can be either

CAN_CONFIG_XTD (extended message), or CAN_CONFIG_STD (standard

message).

9.10.6 CANSetFilter

The CANSetFilter function sets filter values. The function prototype is:

void CANSetFilter (char CAN_FILTER, long value, char

CAN_CONFIG_FLAGS)

CAN_FILTER can be one of the following:



CAN_FILTER_B1_F1 Filter 1 for buffer 1



CAN_FILTER_B1_F2 Filter 2 for buffer 1



CAN_FILTER_B2_F1 Filter 1 for buffer 2



CAN_FILTER_B2_F2 Filter 2 for buffer 2



CAN_FILTER_B2_F3 Filter 3 for buffer 2



CAN_FILTER_B2_F4 Filter 4 for buffer 2

CAN_CONFIG_FLAGS can be either CAN_CONFIG_XTD (extended message) or

CAN_CONFIG_STD (standard message).

9.10.7 CANRead

The CANRead function is used to read messages from the CAN bus. If no message is

available, 0 is returned. The function prototype is:

char CANRead(long *id, char *data, char *datalen, char

*CAN_RX_MSG_FLAGS)

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MikroElektronika PIC Microcontrollers PIC18 Uživatelský manuál Strana 28