User Guide

Nokia Customer Care 6255/6255i/6256/6256i (RM-19) Schematics / Layouts 6255/6255i/6256/6256i (RM-19)
Issue 2 05/2005 ©2005 Nokia Corporation Company Confidential Page A-6
System Memory
R3002
4k7
R3001
100k
B6
_RESET
_WE
A6
B7
_WP
C3004
10n
C9
C8
B5
NC
CLK
A4
A1
RDY
_AVD
B4
B9
_CE
_OE
C10
D2
D1
C7
C6
D5
D4
C3
C2
A2
A10
22
D10
D9
D7
D6
C5
C4
NC
6
7
NC
8
NC
16
B2
A9
B8
A8
B3
VIOA5=
A
FLASH 8Mx16
D3001
K8S2815ETA-DI7B
B1,D8= VIO
1
NC
2
NC
NC
3
4
NC
NC
5
C3003
VPP
A7= VPP
ADDRESS/DATA I/O
GNDA3,C1,B10,D3=
100n
C3002
10n
VIO
VIO
_OE
C10
_RP
B6
_WE
A6
VPP
NC
B7
B8
NC
FlsCLK
A4
B5
INT
A7
Mode1
RDY
A1
_AVD
B4
_CE
B9
D5
D4
C3
C2
C9
C8
NC
B2
NC
B3
D7
D6
C5
C4
D2
D1
C7
C6
2
3
NC
4
NC
NC
A10
A2
NC
A8
NC
A9
NC
D10
D9
GND
GNDA3,B10,C1,D3=
VIOA5,B1,D8=
COMBO ADAPTER
KEE00E00CM-LG00
D3002
Address/Data I/O
1
NC
NC
GND GND
MEMADDA(2)
MEMADDA(3)
MEMADDA(4)
MEMADDA(5)
MEMADDA(6)
MEMADDA(7)
MEMADDA(8)
MEMADDA(9)
MEMADDA(0)
MEMADDA(1)
MEMADDA(10)
MEMADDA(11)
MEMADDA(12)
MEMADDA(13)
MEMADDA(14)
MEMADDA(15)
MEMADDA(2)
MEMADDA(3)
MEMADDA(4)
MEMADDA(5)
MEMADDA(6)
MEMADDA(7)
MEMADDA(8)
MEMADDA(9)
TIKU_GENIO(28)
TIKU_GENIO(30:0)
TIKU_GENIO(17)
MEMAD(16)
MEMAD(17)
MEMAD(18)
MEMAD(19)
MEMCONT(7)
MEMAD(20)
MEMCONT(4)
MEMCONT(2)
MEMADDA(15:0)
MEMCONT(9:0)
MEMAD(24:16)
MEMAD(21)
MEMAD(22)
MEMCONT(6)
MEMCONT(1)
MEMCONT(8)
MEMCONT(9)
MEMCONT(0)
MEMCONT(5)
MEMADDA(0)
MEMADDA(1)
MEMADDA(10)
MEMADDA(11)
MEMADDA(12)
MEMADDA(13)
MEMADDA(14)
MEMADDA(15)