Specifications

Wireless CPU
®
Q24 Series
Interfaces
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WM_PGM_Q24NG_PTS_001-005 November 20, 2007
Pin description
Signal Pin number I/O I/O type Reset state Description
~ o 2 INTR 16 I CMOS (C5) Pull-up t V8 External Interrupt
(C5): To obtain more details ion 4.2 "I/O Circuit diagram"
Electrical characteristics
on I/O type, refer to the sect
Parameter Min Max Unit
VIL -0.5 0.7 V
VIH 2.2 3.0 V
The external interrupt may be used to switch OFF the Wireless CPU
®
. To enable this
be entered:
received on
matically to OFF mode,
similar to an AT+CPOF command.
feature, AT+WFM=1, 83 must
The ON/OFF signal exists earlier in open or in low level, if an interrupt is
the external interrupt pin, the Wireless CPU
®
changes auto
Notes:
• By default, this feature is not activated
• Use AT+WFM=1,84 to return to default mode