Description

This frame type is emitted when a device configured with explicit API output—AO (API Options) bit1 set—receives a packet.

Typically this frame is emitted as a result of a GPM operation because there is no network to receive data from.

Format

The following table provides the contents of the frame. For details on frame structure, see API frames.

Offset Size Frame Field Description

0

8-bit

Start Delimiter

Indicates the start of an API frame.

1

16-bit

Length

Number of bytes between the length and checksum.

3

8-bit

Frame type

Explicit Receive Indicator - 0x91

4

64-bit

64-bit source address

The sender’s 64-bit address.

14

8-bit

Source endpoint

Endpoint of the source that initiated transmission.

15

8-bit

Destination endpoint

Endpoint of the destination that the message is addressed to.

16

16-bit

Cluster ID

The Cluster ID that the frame is addressed to.

18

16-bit

Profile ID

The Profile ID that the fame is addressed to.

21-n

variable

Received data

The RF payload data that the device receives.

EOF

8-bit

Checksum

0xFF minus the 8-bit sum of bytes from offset 3 to this byte (between length and checksum).