AeroComm Corporation PKLR2400-200 User Manual

AC5124-10 Specifications

11/24/03

5.2.2

5.2.2 Send Data

Send Data

The Host issues this command to a transceiver before sending a data packet to it. Broadcast frames
are sent to all registered Clients at the same time without RF-Layer acknowledgements. Broadcast
frames are not required to reach all destinations. The Host must wait for the

Send Data Complete

command before issuing any additional commands.

Data Frame:

81h

Length Low

Length High

Data

Checksum

Destination

Destination
Address

Address

Source Address

Data

MS Byte…LS Byte

Note: The Data must include the following header information:

•

(6) Bytes for the IEEE 802.3

destination address, or FF FF FF FF FF FF for broadcast

packets

•

(6) Bytes for the IEEE 802.3

source address

These unique IEEE addresses are provided by AeroComm and stored in EEPROM addresses 28h –
2Dh.

5.2.3

5.2.3 Send Data Complete

Send Data Complete

A transceiver issues this command upon completion of the data transmission process, as indicated by
a RF-layer acknowledgment from the destination transceiver. An additional byte of data indicates a
success or a failure code. This command will be returned for every

Send Data

Send Data command unless the

device power fails.

•

Command:

Command: 82h

•

Length:

Length: 01h

•

Data:

Data: 00h – Indicates success. 01h – Can’t send packet.

•

Checksum:

Checksum: As required

Data Frame:

82h

01h

00h

Data

Checksum