Nokia NSE-6 SERIES Service Manual page 46

NSE–6
System Module
Pin Pin Name
N:o
F3 Col3
F2 GND
F1 Col2
G4 Col1
G3 Col0
G2 LCDCSX
G1 LEADVCC
H1 Row5LCDCD
H4 VCC
H3 Row4
H2 Row3
J1 Row2
J4 Row1
J3 Row0
Page 3 – 34
Pin Connected Drive
Type to/from req.
mA
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
I/O UIF 2
Technical Documentation
Reset Note
State
Input program- I/O line for key-
mable pullup board column 3
PR0201
Input program- I/O line for key-
mable pullup board column 2
PR0201
Input program- I/O line for key-
mable pullup board column 1
PR0201
Input program- I/O line for key-
mable pullup board column 0
PR0201
Input external serial LCD driver
pullup/down chip select, par-
allel LCD driver
Input, pullup Keyboard row5
pullup PR0201 data I/O , serial
LCD driver com-
mand/data indi-
LCD driver read/
Core VCC in
3325c10
Input, pullup I/O line for key-
pullup PR0201 board row 4, par-
allel LCD driver
register selection
Input, pullup I/O line for key-
pullup PR0201 board row 3, par-
allel LCD driver
Input, pullup I/O line for key-
pullup PR0201 board row 2, par-
allel LCD driver
Input, pullup I/O line for key-
pullup PR0201 board row 1, par-
allel LCD driver
Input, pullup I/O line for key-
pullup PR0201 board row 0, par-
allel LCD driver
Original 08/98
PAMS
Explanation
Ground
enable
Lead Power
cator, parallel
write select
Power
control
data
data
data
data