AKD4201-C Datasheet, PDF (3/17 Pages) Asahi Kasei Microsystems – AK4201 Evaluation Board Rev.0

[AKD4201-C]
Evaluation Board Manual
„ Operation sequence
1) Set up the power supply lines.
1-1) The power of AVDD and PVDD is supplied from power supply jacks. <Default>
Name
Of jack
5V / 3.3V
GND
Color
Typ.
Using
Note
Of jack Voltage
Red +5V / 3.3V AVDD of AK4201
PVDD of AK4201
+5V/+3.3V
are supplied from jack
Black
0V
Ground
Should be connected
Table 1. Set up of power supply lines
(The power of AVDD and PVDD is supplied from power supply jacks.)
Note 1. Each supply line should be distributed from the power supply unit.
AVDD and PVDD must be connected to the same power supply.
Default
Setting
Connect to
+5V / +3.3V
0V
3) The function of the toggle SW. (See the followings.)
4) Power on.
SW1 (AK4201-PDN) should be kept “L”, until all power supply pins are supplied.
SW1 (AK4201-PDN) should be set to “H”, after all power supply pins are supplied.
„ The function of the toggle SW
Upper is “H”, and lower is “L”.
[SW1] (AK4201-PDN): Power down reset of AK4201. Keep “H” during normal operation.
SW1 (AK4201-PDN) should be kept “L”, until all power supply pins are supplied.
SW1 (AK4201-PDN) should be set to “H”, after all power supply pins are supplied.
<KM097401>
-3-
2009/02