Specifications

Integra M2106+
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WA_DEV_M2106+_PTS_003-001 April, 2007
3.1.2 Signal Description
The following table presents the main characteristics of the 50-pin connector.
Pin
#
Name I/O
Reset
State
I/O type Description Comment
1 GND -- Ground High current
2 GND -- Ground High current
3 + 5 V I -- Supply High current
4 + 5 V I -- Supply High current
5 CT109/DCD O High Z 2X
Serial Link
Data Carrier Detect
6 GND -- Ground High current
7 GPIO4 I/O High Z CMOS/2X General Purpose I/O
8 SPK2N O High Z Analog
Speaker2 negative
output
9 CT125/RI O High Z 2X
Serial Link
Ring Indicator
10 SPK2P O High Z Analog
Speaker 2
positive output
11 Flashing LED I/O High Z CMOS/2X
Operating mode
indication LED
Driven by Wireless
CPU
®
12 SPK1P O High Z Analog
Speaker 1
positive output
13 CT106/CTS O High Z 1X
Serial Link
Clear To Send
14 SPK1N O High Z Analog
Speaker 1
negative output
15 ON/~OFF I Pull down -- Power control signal
ON = VCC
16 MIC2P I High Z Analog
Microphone 2
positive input
17 AUXV0 I HZ Analog Auxiliary ADC input
Can be tied to GND if
not used
18 MIC2N I High Z Analog
Microphone 2
negative input
19 ~RST I/O -- SCHMITT Reset active low
To be driven by an
Open Collector.
Internal pull-up
4.7 kΩ.
20 MIC1P I High Z Analog
Microphone 1
positive input
21 GND -- Ground
High Current
22 MIC1N I High Z Analog
Microphone 1
negative input