Curtis 1239E - Page 139

Return to TOC Curtis 1239E-1269E Manual, os 37.0 RevA – May 2021
10 — VEHICLE CONTROL LANGUAGE (VCL)
pg. 135
SETUP_MAILBOX_MASK( )
Sets up a mask to allow messages with multiple COB ID’s to be received by the same mailbox. For
each bit in the mask, a “1” indicates that the bit in the incoming message must match the bit in the
COB ID setup in the corresponding Setup_Mailbox() call. A “0” means that messages will be received
into the mailbox regardless of the state of the bit in the COB ID of messages on the bus. is function
must be called before Setup_Mailbox().
Syntax:
Setup_Mailbox_Mask(CAN#, Mask)
Parameters:
CAN# The mailbox ID (e.g., CAN3).
Mask 11 bits for mask.
Returns:
0 Mask not setup.
1 Mask setup.
Error Codes:
BAD_ID
CAN# out of range.
SETUP_MAILBOX_EXTENDED_MASK( )
Sets up a mask to allow messages with multiple 29-bit COB ID’s to be received by the same mailbox.
For each bit in the mask, a “1” indicates that the bit in the incoming message must match the bit in the
COB ID setup in the corresponding Setup_Mailbox_Extended_ID() call. A “0” means that messages
will be received into the mailbox regardless of the state of the bit in the COB ID of messages on the
bus. is function must be called before Setup_Mailbox_Extended_ID().
Syntax:
Setup_Mailbox_Extended_Mask(CAN#, Mask_High, Mask_Low)
Parameters:
CAN# The mailbox ID (e.g., CAN3).
Mask-High High 13 bits of mask.
Mask_Low Low 16 bits of mask.
Returns:
0 Mask not setup.
1 Mask setup.
Error Codes:
BAD_ID
CAN# out of range.