Keyboard Interface; This Document Is The Sole And Exclusive Property Of Wavecom. Not To Be Distributed Or Divulged Without Prior Written; Agreement - Wavecom Integra M2106+ Product Specification

3.8

Keyboard Interface

This interface provides 10 connections:
• 5 rows (R0 to R4) and
• 5 columns (C0 to C4).
Digital scanning and debouncing are performed within the M2106+ Wireless CPU
such as R, C (Resistor, Capacitor) are required.
Signal
ROW0
ROW1
ROW2
ROW3
ROW4
COL0
COL1
COL2
COL3
COL4
WARNING:
This interface is not fully available with AT commands.
An AT command allows the input key code to be obtained (see AT+CMER command description).
This code must then be processed by the application. See the AT commands Interface Guide
documentation [7] for details.
©Confidential

This document is the sole and exclusive property of Wavecom. Not to be distributed or divulged without prior written

agreement.

WA_DEV_M2106+_PTS_003-001
Pin description
Pin # I/O Reset State
39 I/O Pull down
40 I/O Pull down
37 I/O Pull down
38 I/O Pull down
35 I/O Pull down
36 I/O Pull up
33 I/O Pull up
34 I/O Pull up
31 I/O Pull up
32 I/O Pull up
Erreur ! Style non défini.
®
. No discrete components
I/O type Description
CMOS / 1X Row scan
CMOS / 1X Row scan
CMOS / 1X Row scan
CMOS / 1X Row scan
CMOS / 1X Row scan
CMOS / 1X Column scan
CMOS / 1X Column scan
CMOS / 1X Column scan
CMOS / 1X Column scan
CMOS / 1X Column scan
Integra M2106+
Page: 33 / 77
April, 2007