X10ToUPB_V1.1 9 | Biblioteca actuadores pcslighting

Header, Message Data, and Checksum. The Preamble Byte is the special 8-bit

Preamble

Level (100%)

site (www.pcslighting.com/UPBDocumentation.htm).

and a Source ID. The Message Data is a variable length (0 to 18 byte) field that

For example, to turn on a UPB device assigned to Network ID 1, Unit ID 2, the

2.5. The UPB Message Structure

receiver. The Control Word can be used to enable many advanced features of

discussion of all UPB options, please refer to the Powerline Control Systems web

11111111

sequence of 10010110. The Packet Header is a 5-byte field consisting of a 2-

CHK

Page 6

complement of the result. For a complete discussion of all UPB messages,

00100010

V 1.1

A complete UPB Communication Packet is made up of a Preamble Byte, Packet

byte Control Word, and a single byte each for a Network ID, a Destination ID,

Direct Packet one time without requesting any acknowledgement from the

The Control Word in the above example was set specifically for transmitting a

Lastly, send the computed Checksum for this Packet:

Data ID (MDID) byte and (a variable number of) Argument bytes. The Checksum

the UPB protocol that are out of the scope of this document. For a complete

01100100

is a single byte, used for packet integrity checking, that is computed by summing

please refer to the Powerline Control Systems web site

00000010

00000000

(www.pcslighting.com/UPBDocumentation.htm).

Rate (0)

SID

10010110 00001001 00000000

up all of the other bytes (except the Preamble Byte) and taking the 2's

DID

X-10 To UPB Migration Document

00000001

First send the Preamble Byte and Packet Header:

following data stream would be sent on the powerline, two bits per zero crossing.

Control Word

01101111

NID

Next, send the Message Data (for the "Goto 100% at Fade Rate 0" command):

Powerline Control Systems, 19201 Parthenia Street, Suite J, Northridge, CA

contains the actual payload of the packet. UPB Messages start with a Message

MDID ("Goto")