3. Detailed Description of Functions
10
EPSON
S1V30333/300/120 Evaluation Board
User Guide (Rev. 1.03)
3.5.3 Multi-function
Selection
Confirm that SW6 is set to the defaults, as shown in Table 3-9 below.
Table 3-9 Multi-function selector switch
SW6 Description
Setting
SW6-1
Audio IC I/F selection
OFF
SW6-2 UART
selection
OFF
SW6-3 Mode
register
setting
OFF
SW6-4 Reset
selection
OFF
3.5.4 General
Switches
SW1 is a general switch and is not currently used. Check that the switch is set to the
defaults as shown in Table 3-10 below.
Table 3-10 General switches
SW1 Description
Setting
SW1-1
−
OFF
SW1-2
−
OFF
SW1-3
−
OFF
SW1-4
−
OFF
3.5.5
Audio IC GPIO Settings
Table 3-11 shows the default settings for the S1V30120 GPIO setting DIP switch SW15.
Table 3-12 shows the default settings for the S1V30300 GPIO setting DIP switch SW20.
Table 3-11 S1V30120 GPIO settings
SW15 Description
Setting
SW15-1
GPIOA0
ON
SW15-2
GPIOA1
ON
SW15-3 GPIOA2
OFF
SW15-4 GPIOA3
OFF
SW15-5 GPIOA5
OFF
SW15-6
−
OFF