Nokia NSB-9 Service Manual page 34

NSB-9
System Module and User Interface
Pin Signal
1 VDD (VFLASH1)
2 XRES
3 SI
4 VDDI (VIO)
5 XCS
6 SCLK
7 GND
8 LED -
9 NC
10 LED +
Page 20
Table 13: LCD Connector (X300)
Min Nom
2.72V 2.78V
0.8xVIO
0
1000ns
0.8xVIO
0
100ns
100ns
1.72V 1.8V
0.8xVIO
0
130ns
130ns
300ns
0.8xVIO
0
250ns
110ns
110ns
0V
0V
0.505V 0.525V
0V
11.325V
9.505V
(10.8V+LED-
(9V+LED-)
)
Nokia Corporation
CCS Technical Documentation
Max Condition
2.86V
VIO Logic '1'
0.22xVIO Logic '0'
t
rw
VIO Logic '1'
0.22xVIO Logic '0'
t
sds
t
sdh
1.88V
VIO Logic '1'
0.22xVIO Logic '0'
t
css
t
csh
t
csw
VIO Logic '1'
0.22xVIO Logic '0'
6.5MHz Max frequency
t
scyc
t
shw
t
slw
LEDs OFF
LEDs ON
0.545V
LEDs OFF
LEDs ON
12.545V
(12V+LED-
)
Note
Voltage supply
Connected to VFLASH1
Reset
Active low
Reset active
Serial data (driver
input)
Data setup time
Data hold time
Logic voltage supply
Connected to VIO
Chip select
Active low
XCS low before SCLK
rising edge
XCS low after SCLK ris-
ing edge
XCS high pulse width
Serial clock input
Clock cycle
Clock high
Clock low
Ground
Not connected
Supply voltage for LCD
LEDs
Issue 1 04/03