User Guide

NSM–3
System Module
PAMS Technical Documentation
Page 30
Issue 1 12/1999
 Nokia Mobile Phones Ltd.
ExplanationNoteReset
State
Drive
req.
mA
Connected
to/from
Pin
Type
NameBall
J10 SCGND Special cell
Ground
D9 BuzzPWM O BUZZER 2 0 Buzzer PWM
control
D11 LEADVCC LEAD Power
G12 VibraPWM O VIBRA 2 0 Vibra PWM con-
trol
C9 GND Ground
E12 MCUGenIO3 I/O 2 Input,
pullup
pullup
PR1001
General purpose
I/O port
E13 MCUGenIO2 I/O 2 Input,
pullup
pullup
PR1001
General purpose
I/O port
J13 KBLights O UIF 2 1
C5 AccTxData I/O 4 Tri–
State
external
pullup
Accessory TX
data, Flash_TX
B6 VCC_IO IO VCC in
3325c10
Power
F11 HookDet I Input Non–MBUS ac-
cessory connec-
tion detector
F10 HeadDet I Input Headset detec-
tion interrupt
D6 AccRxData I Input Accessory RX
data, Flash_RX
D5 GND Ground
G10 MCUGenIO4 I/O 2 Input,
pull-
down
pulldown
PD1001
General purpose
I/O port
B5 MBUS I/O 2 Input,
exter-
nal
pullup
external
pullup
MBUS, Flash
clock
E11 VCXOPwr O CCONT 2 1 VCXO regulator
control
D13 SynthPwr O CCONT 2 0 Synthesizer reg-
ulator control
B7 VCC_CORE Core VCC in
3325c10
Power
C10 GenCCONTCSX O CCONT 2 1 Chip select to
CCONT
F13 LEADGND LEAD Ground
B10 GenSDIO I/O CCONT, UIF 2 Input,
exter-
nal
pullup/
down
external
pullup/down
depending
on how to
boot
Serial data in/out