Nokia NSE-6 SERIES Service Manual page 50

NSE–6
System Module
Pin Pin Name
N:o
P15 SCVCC
P16 RFClk
P17 RFClkGnd
N15 SIMCardDetX
SCGND
N16
N17 BuzzPWM
M15 LEADVCC
M16 VibraPWM
M17 GND
L14 MCUGenIO3
L15 MCUGenIO2
L16 EEPROMSelX
L17 AccTxData
K17 VCC
K14 GenDet
K15 HookDet
K16 HeadDet
J17 AccRxData
J14 GND
J15 MCUGenIO4
J16 MBUS
Page 3 – 38
Pin Connected Drive
Type to/from req.
mA
I VCXO
I
O BUZZER 2
O VIBRA 2
I/O EEPROM 2
I/O EEPROM 2
O MCU EE- 2
PROM
I/O 4
I
I
I
I
I/O 2
I/O 2
Technical Documentation
Reset Note
State
Special cell Pow-
Input
Input
reference ground
Input SIM card detec-
0
0 Vibra PWM con-
Input, pullup
pullup PR1001
Input, pullup
pullup PR1001
1 Not used, can be
Tri– external
State pullup data, Flash_TX
IO VCC in
3325c10
Input General purpose
Input Non–MBUS ac-
cessory connec-
Input Headset detec-
Input
data, Flash_RX
Input, pulldown General purpose
pull- PD1001 I/O port, BATTI/
down
Input, external
exter- pullup
nal
pullup
Original 08/98
PAMS
Explanation
er
System clock
from VCTCXO
System clock
input
tion
Special cell
Ground
Buzzer PWM
control
LEAD Power
trol
Ground
WP
SCL
used as MCU
general output
Accessory TX
Power
interrupt
tion detector
tion interrupt
Accessory RX
Ground
O
MBUS, Flash
clock