10-20Troubleshooting Tables: List of Board and IC Signals

Table 10-9. U501 GCAP II IC Pinouts (Continued)

U501

Description

To/From

Comment

Accessible

Pin No.

on Vocon?

 

 

 

 

 

 

 

 

 

 

 

 

 

A7

XTAL1

G_32K

32.768 kHz

Yes

 

 

 

Square Wave

 

 

 

 

 

 

B7

XTAL2

 

 

No

 

 

 

 

 

A8

PRSC2

C514

3.77V

Yes

 

 

 

 

 

B8

LX2

D502

262.144 kHz

Yes

 

 

 

Square Wave

 

 

 

 

 

 

A9

PGND1

GROUND

 

Yes

 

 

 

 

 

B9

FB2

R501

1.85V

Yes

 

 

 

 

 

C8

ON

R579

 

Yes

 

 

 

 

 

A10

FB1

R502

3.77V

Yes

 

 

 

 

 

B10

LX1

D503

262.144 kHz

Yes

 

 

 

Square Wave

 

 

 

 

 

 

C9

PWRON

C529

At Battery

Yes

 

 

 

Voltage Level

 

 

 

 

 

 

D8

INT_EXT

GROUND

 

Yes

 

 

 

 

 

C10

PSRC1

C531

At Battery

Yes

 

 

 

Voltage Level

 

 

 

 

 

 

E7

WDI

R576

3.0V

Yes

 

 

 

 

 

D10

MOSPORTB

C529

At Battery

Yes

 

 

 

Voltage Level

 

 

 

 

 

 

D9

ISENSE

NC

 

No

 

 

 

 

 

E8

CHRGC

NC

 

No

 

 

 

 

 

E9

SQ_OUT

NC

 

No

 

 

 

 

 

E10

BPOS

C529

At Battery

Yes

 

 

 

Voltage Level

 

 

 

 

 

 

F7

BATTERY

NC

 

No

 

 

 

 

 

F8

AUX_BAT

NC

 

No

 

 

 

 

 

F9

AUX_FET

NC

 

No

 

 

 

 

 

F10

MAIN_FET

NC

 

No

 

 

 

 

 

E6

PGM2

C529

At Battery

Yes

 

 

 

Voltage Level

 

 

 

 

 

 

G8

PGM1

C529

At Battery

Yes

 

 

 

Voltage Level

 

 

 

 

 

 

G10

AGND1

GROUND

 

Yes

 

 

 

 

 

G9

REF

C528

3.0V

Yes

 

 

 

 

 

November 11, 2004

6881094C12-A

Page 154
Image 154
Motorola SSETM 5000 XTAL1, XTAL2 PRSC2, LX2, PGND1, FB2, FB1, LX1, Pwron, Intext, PSRC1, Wdi, Mosportb, Isense Chrgc Sqout