User Guide

CCS Technical Documentation System Module and User Interface
NPM-6/6X
Issue 2 06/03 Nokia Corporation. Page 19
LCD Connector (Board to Board)
Pin Signal Min Nom Max Condition Note
1 VDDI 1.72V 1.8V 1.88V Logic voltage supply
Connected to VIO
2 RESX 0.7*VDDI
0
VDDI
0.3*VDDI
Logic ’1’
Logic ’0’
Reset
Active low
1us t
rw
Reset active
3 SDA 0.7*VDDI
0
VDDI
0.3*VDDI
Logic ’1’
Logic ’0’
Serial data
100ns t
sds
Data setup time
100ns t
sdh
Data hold time
4 SCLK 0.7*VDDI
0
VDDI
0.3*VDDI
6.5MHz
Logic ’1’
Logic ’0’
Max fre-
quency
Serial clock input
250ns t
scyc
Clock cycle
100ns t
shw
Clock high
100ns t
slw
Clock low
5 CSX 0.7*VDDI
0
VDDI
0.3*VDDI
Logic ’1’
Logic ’0’
Chip select
Active low
60ns t
css
CXS low before SCLK rising
edge
100ns t
csh
CXS low after SCLK rising
edge
6 VDD 2.70V 2.78V 2.86V Supply Voltage.
Connected to VFLASH1
7 NC Not Connected
8 GND 0V Ground
9 VLED-
(GND)
0V Return current
10 VLED
Display
7.2V
0V
7.7V
8.4V
LED off
LED on
Supply Voltage for LEDs