Datasheet

MAX9259 Evaluation Kit
Evaluates: MAX9259
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Table 1. MAX9259 EV Kit Jumper Descriptions (continued)
*Default position.
JUMPER SIGNAL SHUNT POSITION DESCRIPTION
JU192
AUDIO-
SDA
1-2* U12 sends I
2
C initialization commands to audio chip U20
Open Disconnects audio I
2
C bus
JU193
AUDIO-
SCL
1-2* U12 sends I
2
C initialization commands to audio chip U20
Open Disconnects audio I
2
C bus pullup resistor
JU194
AUDIO-
SDA
1-2* U12 sends I
2
C initialization commands to audio chip U20
Open Disconnects audio I
2
C bus
JU210 U21 OE
1-2* J21 S/PDIF input drives I
2
S audio to H1 and U1
Open External user-supplied I
2
S can be connected to H1
JU211 I
2
S WS
Not installed* J21 S/PDIF input drives I
2
S audio to H1 and U1
Open Disconnects I
2
S signals
JU212 I
2
S SCK
Not installed* J21 S/PDIF input drives I
2
S audio to H1 and U1
Open Disconnects I
2
S signals
JU213 I
2
S SD
Not installed* J21 S/PDIF input drives I
2
S audio to H1 and U1
Open Disconnects I
2
S signals
JU214 I
2
S MCLK
Not installed* J21 S/PDIF input drives I
2
S audio to H1 and U1
Open Disconnects I
2
S master clock
JU261 VMOD
1-2* VMOD audio power from +3.3V LDO U26, powered by VIN
Open VMOD audio power must be provided from an external +3.3V source