Nokia NSB-5 Series Technical Documentation Manual page 41

PAMS Technical Documentation
C13 RxPwr
D13 SynthPwr
E13 MCUGenIO2
F13 LEADGND
G13 VCC_IO
H13 ExtSysResetX
J13 EEPROMSelX
K13 SIMCardDetX
L13 CoEmu1
M13 JTMS
N13 JTDI
Ball
Name Type
No.
A1 MIC1P I
B1 MIC3N I
C1 VSUBA P
D1 EARP O
E1 HF O
F1 VDA2 P
G1 IREF O
H1 VSA2 P
A2 MIC1N I
B2 MIC3P I
Issue 1 03/01
I/O 2/down Rx regulator control
I/O 2/down Synthesizer regulator con-
trol
I/O 2/up General purpose I/O port
GND LEAD ground
PWR VCC power
O 2 System reset
I/O 2/up EEPROM chip select, can
be used as MCU gernal
output
I SIM card detection
I/O 2/up DSP/MCU emulation port 1
I/O Up JTAG mode select
I/O Up JTAG data in
Table 11: COBBA_GJP pin list
Reset
Description
Value
- Positive high impedance input for
microphone
- Third negative high impedance
input for microphone
Analog Substrate contact for RF
analog and AudioCodec
Float Positive ear-piece output
Float Output for phone external audio
circuitry
- Positive analog power supply for
the transmitters
float Reference current output (no
capacitance allowed on this pin)
- Negative analog power supply for
the tranmitters
Inp Negative high impedance input
for microphone
- Third positive high impedance
input for microphone
Nokia Mobile Phones Ltd.
NSB-5
System Module
Base tune enable/disa-
ble control
Transmit power control
enable
LCDRSTX – LCD reset
control
GND
VBB
FLASH read protect con-
trol
ROLLER_C – input bit
for roller
SIM card detection (to
CCONT BSI input)
DSP/MCU emulation
port 1
JTAG mode select
JTAG data in
HD955 Function/Connection
Analog input from external
microphone
Analog input from external
microphone
AGND
To internal speaker
To system connector for exter-
nal analog audio
VCOBBA from CCONT
Through 100k to AGND
AGND
Analog input from external
microphone
Analog input from external
microphone
Page 41