User Guide

Nokia Customer Care Schematics 1CJ_08 RH-47
Company Confidential
Issue 1 05/04 © 2004 Nokia Corporation Page 8-10
Bluetooth BT202 diagram v.1.0 ed.11
CBUS_DATA
CBUS_EN
USARTTx
BT Antenna endpoint
LPRFClk
SleepClk
SleepX
PURX
LPRFInt
Components: 430 - 449
LPRFSync
USARTRx
C434
GND
0V
1.8V
REF438
BT_TRST BT_TMS BT_OSCON BT_TCK BT_GPP9 BT_TDO BT_TDI
CBUS_CLK
GND
GND
22p
1u0
C433
VIO
3 4 5 6
600R/100MHz
L431
UEMRSTX
0 1 2
R435
10R
VFLASH1
C432
1u0
GND
GND
J430
1u0
C431
GND
NC
55
XTALGND
56
6
VREG
7
GND
8
GND
9
GND
SLEEPX
48
49
VBBEN
5
GND
50
SYSCLK
GND
51
52
VCC
53
VCC
VCC
54
GND
40
GPP4
41
N.C.
42
WRX
43
GND
RESETX
44
45
VDD
46
VCCXTAL
GND
47
VAPPL
GND
33
CENX
34
35
GPP11
36
GPP10
37
GPP1
38
GPP0
GND
39
4
25
TCK
26
SLPCLK
27
GPP7
28
GPP6
GND
29
3
GND
GPP9
30
OSCON
31
32
17
GND
EN26MHZ
18
GND
19
2
GND
20
TRST
21
TMS
22
TDO
TDI
23
GND
24
1
GND
10
GND
GND
11
12
ANT
GND
13
GND
14
GND
15
16
REFCLK
1.8V
REF435
0V=Phone power off
1.8V=Phone power on
REF436
REF437
4V=Phone power on
0V=Phone power off
N430
LMBTB016
VBat
REF431
1.8V
REF432
0V
1.3V
REF433
1MHz
26MHz
~600mVpkpk
REF434
32KHz
0V
22
0
1
2
VBAT_SMPS
2.8V
REF430
2
1
0
19
20
21
C430
22p
GND
600R/100MHz
L430
22p
GND
CBUS(2:0)
LPRFCLK
GENIO(31:0)
PUSL(3:0)
BT_TEST(9:0)
0V
1.8V
REF439
C435