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1 - 4
Symbol PL4507 Decoder Integration Guide
In Low Power mode the PL4507 reduces its current draw whenever possible, and must be awakened before
performing any functions. Any of the following conditions wake the device.
Waking Up the Symbol PL4507
Table 1-2
Signal
HOST_AIM_WAKE*
HOST_TRIGGER*
HOST_CTS
When the PL4507 is awakened, it remains awake for 1 second (or for another value set via the
Power Mode on page
Interfaces
The PL4507's host interface is configured via two pins on the host interface connector. Logic low (0) is set by
grounding the respective pin. Logic high (1) requires no connection. See
Circuit on page
2-11.
Configuring the PL4507 Host Interface
Table 1-3
SYS_CONFIG1
0
0
1
1
State to Wake Up
Low
Low
Low
4-12) before re-entering Low Power mode.
SYS_CONFIG0
0
RS-232. The decoder defaults to the SSI interface. To select another
RS-232 interface type, scan a bar code in
7-5.
1
USB Bus Powered. The decoder defaults to SNAPI with Imaging
Interface mode. To select another USB interface type, scan a bar code
in
USB Device Type on page
0
Reserved for future use.
1
USB Self Powered. The decoder defaults to SNAPI with Imaging
Interface mode. To select another USB interface type, scan a bar code
in
USB Device Type on page
Comment
Applies to SSI host only.
Table 2-3 on page 2-9
Interface Description
8-3.
8-3.
Time Delay to Low
and
Typical Input
Serial Host Types on page
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