User Guide

NPL-4/5
System Module and User Interface Nokia Customer Care
Page 30 Copyright © 2004 Nokia Corporation. All rights reserved. Issue 1 05/04
Compass interface signals
Table 16: Compass Interface
BB Signal MagIC Signal Min Nom Max Condition Note
VIO DVDD 1.72V 1.80V 1.88V V I
max
= 2mA and
<10uA in sleep.
GenIO(3) 1.4V 1.88V High
Out 0 0.4V Low
13 MHz
CBUSCLK 1.4V 1.88V High
Out 0V 0.4V Low
CBUSDA 1.4V 1.88V High
In/Out 0 0.6V Low
CBUSENX 1.4V 1.88V High
Out 0 0.4V Low
1.4V 1.88V High General reset from
UEMEK. 0=Reset
0 0.4V Low and 1 = No Reset
CBUSENX 1.8V CBUS enable
PURX ClrX 1.8V
CBUSCLK 1.8V Data clock for
MagIC CBUS
CBUSDA 1.8V Data for MagIC
and UPP
2.88V V I
max
= 10mA and <
10uA in sleep.
CLK 1.8V Clock signal for
MagIC. Common
with camera
VANA_EXT AVDD 2.72V 2.80V