User Guide

NSB-5
System Module PAMS Technical Documentation
Page 36 Nokia Mobile Phones Ltd. Issue 1 03/01
C1 DSPGenOut2 I/O 2 DSP general purpose port TXL to RF
D1 LCDCSX I/O 2 Serial LCD chip select –
external pull-up/down
LCDEN
E1 LEADVCC0 PWR LEAD power Supply = VBB
F1 Row0 I/O 2/up Keyboard row0, parallel
LCD driver data
Keyboard row0
G1 VCC_CORE PWR Power supply for core Supply = V2V
H1 VCC_IO PWR I/O power supply Supply = VBB
J1 MCUAd16 O 2 MCU address bus SRAM/FLASH address 16
K1 MCUAd13 I/O 2 MCU address bus SRAM/FLASH address 13
L1 ARMGND ARM GND GND
M1 MCUAd6 I/O 2 MCU address bus SRAM/FLASH address 6
N1 MCUAd2 I/O 2 MCU address bus SRAM/FLASH address 2
A2 TxPA I/O 2/down Power amplifier control TXP to RF
B2 SynthData O 2 Synthesizer data SDATA to SUMMA
C2 LEADGND LEAD gnd GND
D2 Col4 I/O 2/up Keyboard column 4 – pro-
grammable pull-up
Keyboard col4
E2 Row4 I/O 2/up Keyboard row 4, parallel
LCD dirver register selec-
tion control
Keyboard row4
F2 Row1 I/O 2/up Keyboard row 3, parallel
LCD driver data
Keyboard row1
G2 MCUAd21 I/O 2/up MCU address bus FLASH address 21
H2 MCUAd18 O 2 MCU address bus SRAM/FLASH address 18
J2 MCUAd15 I/O 2 MCU address bus SRAM/FLASH address 15
K2 MCUAd12 I/O 2 MCU address bus SRAM/FLASH address 12
L2 MCUAd9 I/O 2 MCU address bus SRAM/FLASH address 9
M2 MCUAd8 I/O 2 MCU address bus SRAM/FLASH address 8
N2 MCUAd1 I/O 2 MCU address bus SRAM/FLASH address 1
A3 FrACtrl I/O 2/down RF front amplifier control LNA_AGC
B3 SynthEna1X O 2 Synthesizer1 data enable Synth enable (SUMMA)
C3 Col0 I/O 2/up Keyboard column 0 Keyboard column 0
D3 Col3 I/O 2/up Keyboard column 3 Keyboard column 3