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3.5
DIP Switch Functions and Settings
3.5.1
DIP Switch On/Off Definitions
Fig. 3-1 and 3-2 show the different DIP switch on/off states. The black section indicates
the DIP switch position.
"On" marker
SW No.
Fig. 3-1 DIP switch on
3.5.2
Audio IC Selection and Mode Setup
Use SW7 to select one of three different audio ICs connected. LED1 to LED3 illuminate as
shown in Table 3-7 to indicate which audio IC is currently selected.
Similarly, SW8 can be used to select the configuration, as described in 2.3. Table 3-8
shows the corresponding switch positions.
The SW2 main hard reset switch must be pressed in all cases if the DIP switch settings
below are changed.
Table 3-7 Audio IC selector switches and LED1 to LED3 states
Setting (binary)
00
01
10
Setting (binary)
0000
0011
Please contact Seiko Epson if used with an external host or evaluation board host.
S1V30333/300/120 Evaluation Board
User Guide (Rev. 1.03)
1
2
SW7
1
2
OFF
OFF
ON
OFF
OFF
ON
Table 3-8 Mode selector switch
SW8
1
2
3
OFF
OFF
OFF
ON
ON
OFF
3. Detailed Description of Functions
"On" marker
SW No.
Fig. 3-2 DIP switch off
LED
1
2
3
On
Off
Off
Off
On
Off
On
On
Off
4
OFF
PC host
OFF
ROM emulation
EPSON
1
2
Description
S1V30120
S1V30300
S1V30333
Description
9
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