Nokia NSB-5 Series Technical Documentation Manual page 37

PAMS Technical Documentation
E3 Row5LCDCD
F3 Row2
G3 MCUAd20
H3 MCUAd17
J3 MCUAd14
K3 MCUAd11
L3 MCUAd8
M3 MCUAd4
N3 MCUAd0
A4 DSPGenOut4
B4 SynthEna2X
C4 Col1
D4 Col2
E4 GND
F4 Row3
G4 MCUAd19
H4 LEADGND
J4 GND
K4 ARMVCC
L4 MCUAd7
M4 MCUAd3
N4 VCC_CORE
A5 DSPGenOut5
B5 MBUS
C5 AccTxData
D5 GND
K5 MCUAd10
L5 GND
Issue 1 03/01
I/O 2/up Keyboard row5 data I/O,
serial LCD driver command/
data indicator, parallel LCD
driver read/write select
I/O 2/up Keyboard row2, parallel
LCD driver data
I/O 2/down MCU address bus
O 2 MCU address bus
I/O 2 MCU address bus
I/O 2 MCU address bus
I/O 2 MCU address bus
I/O 2 MCU address bus
O 2 MCU address bus
I/O 2 DSP general purpose port
I/O 2 Synthesizer 2 data enable
I/O 2/up Keyboard column 1
I/O 2/up Keyboard column 2
GND Ground
I/O 2/up Keyboard row3, parallel
LCD driver data
O 2 MCU address bus
GND LEAD ground
GND Ground
PWR ARM power
I/O 2 MCU address bus
I/O 2 MCU address bus
PWR Core power
O 2 DSP general purpose out-
put, COBBA reset
I/O 2/up MBUS, Flash clock – exter-
nal pull-up
O 2 Accessory Tx data, Flash_Tx
– external pull-up
GND Ground
O 2 MCU address bus
GND Ground
Nokia Mobile Phones Ltd.
NSB-5
System Module
LCDCD (LCD driver com-
mand/data indicator)
Keyboard row2
SRAM/FLASH address 20
SRAM/FLASH address 17
SRAM/FLASH address 14
SRAM/FLASH address 11
SRAM/FLASH address 8
SRAM/FLASH address 4
SRAM address 0
IRON – Enable control
for IrDa
NC
Keyboard column 1
Keyboard column 2
GND
Keyboard row3
SRAM/FLASH address 19
GND
GND
VBB
SRAM/FLASH address 7
SRAM/FLASH address 3
Core power – supplied
from CCONT V2V
COBBA reset
MBUS, Flash clock
Accessory Tx data,
Flash_Tx (FBUS_Tx)
GND
SRAM/FLASH address 10
GND
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