AN452

Rev. 0.1

17

3.4.3. MbusLinkServicesIndication

Prototype:

void MbusLinkServicesIndication(__out Indication* indication);

Parameters:

indication—A pointer to a Data Link Layer indication service primitive. Specifies the read timeout and returns the

status of the read operation, the received frame service type, and the received frame.

Returns:

none

Description:

This function attempts to receive a frame via the PHY within the timeout duration specified. Upon receipt of a

frame, the indication service primitive returns the frame and service type.

Flow Chart:

Figure 3. MbusLinkServicesIndication Flowchart

Receive Frame

(timeout)

Receive

Successful ?

Status = (Error)

No

Duplicate

Frame?

Yes

Retransmit

Confirm/Respond

Yes

Status = LINK_STATUS_NO_DATA

Send/Confirm?

No

Transmit Ack

Status = LINK_STATUS_SUCCESS

No

Wait min response

delay

Yes

Wait min response

delay