2. Function and name of each component
6
Seiko Epson Corporation
S5U1C17564T Manual
(Rev.1.0)
Figure 2.3 Names of the components on the front side of the S5U1C17564T1 peripheral board.
*) Components and circuit diagrams are subject to change without notice.
Important:
There are two systems of power-supply, the coin battery and the external power supply.
Do not short-circuit the two power jumper switches (SW1 and SW3) at the same
time.
Level-shifter
Power
management
Initial settings
short
Bypass
Always Open
Power-supply
CR2032
When it is
On
：
short
Power-supply
External power
supply
When it is On
：
short
Regulater
Output selection
Initial settings
SW5
：
short
SW6
：
Open
Offset
Select the input for P40
through P45.
You can select Hi or Lo
for each PORT.
Important:
Do not short-circuit both
Hi and Lo for each PORT.
You can select either Hi
or Lo but not both.
Area used for user
circuits
2.54 mm pitch
10×34 hole
You can fold it apart
from the peripheral
board.
