XIB-E【PDF 46/64 页】BOARD INTERFACE ETHERNET

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Sheet目录58

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Sleep Modes and Connections

Cyclic sleep can be used with the remote modules to conserve power. ST Time before Sleep

ssage is detected, the module will stay awake

that

ng enough to account for the time it could take

Parameter defines how long after a disconnect a remote will stay awake. A module is not allowed

to enter sleep mode when it is engaged in a connection. A module will wake as defined by SM

parameter and check for an RF message. If a me

only if the message is a connect message from the base for this module. DI3 (pin 2) wake-up ca

be used to wake a remote module. Usually the connection on DI3 should also be enabled so

a connection is established on wake-up.

NOTE: The ST (Time Before Sleep) time must be set lo

to make a connection if several remote modules get a connection before a remotes ST times out.

into pin sleep

al not defined by the cyclic sleep modes.

Pin sleep can also be used with a remote module. A module will not be allowed

while a connection is active. Usually the connection on DI3 (DR = 4) should also be enabled so

that a connection is established on wakeup. Pin wake-up could also be used to scan for a

connection at an interv

O Passing and Connections

I/O lines can be passed between a remote and base module by enabling I/O line passing (se

RT, DR, CD, CO, CS, BK, BO

e the

commands). When a connection is not active, the output lines on the

les will be in their default state. When a connection is established, the

Moni

base and remote modu

base and remote output line will be set to reflect the corresponding input lines.

toring Connections

The DO3 pin (RX LED) can be used to show when a connection is active on both remote and bas

modules. This is the default condition. This line will be asserted (high) during a connectio

de-asserted (low) when there is no connection.

n and

o send the CONNECT XXXX string (where XXXX is the

s MY (Source Address) p

anytime a connection is established. Refer

ssage

A base module can also be set t

connecting module

n Me

arameter)

to CM (Connectio

) Command.

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