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X10
Stereo audio line in
Pin
Signal
13
AX_SPIS_STALL__MII_COL
14
AX_SPIS_CS0#__MII_TXD0__SBDW_D0
14
AX_SPIS_CS1#__MII_TXD1__SBDW_D1
3.1.7 DIP Switches and buttons
S1
Power Supply Control
Switch
Status
1
ON
2
ON
3
ON
4
ON
S2
APIX2 Bootstrap
Switch
Status
1
ON=1, OFF=0
2
ON=1, OFF=0
3
ON=1, OFF=0
4
ON=1, OFF=0
5
ON=1, OFF=0
6
ON=1, OFF=0
7
ON=1, OFF=0
8
ON
* see user manual of APIX2 Tx for bootstrapping details of APIX2.
UM_INAP375R Revision 1.2_A1
User Manual
Table 3-13: APIX data interface2 to extension board
Description
Shutdown 3.9V supply from DC/DC
Shutdown 2.1V supply from DC/DC
Shutdown power over APIX supply
Enable power sequencing on DC/DC converter 2.1V before 3.9V
Table 3-14: Power Supply Control
Signal
SPIS_MB0__MII_RXD2__SBUP_D0
SPIM_SCK__MII_RXD1
SPIS_SDO
SPIS_STALL__MII_COL
SPIM_SDO__MII_CLK
SPIS_MB1__MII_RXDV__SBUP_D1
not used
Tx / Rx Select for μC (ON = Tx; OFF = Rx)
Table 3-15: APIX2 Bootstrap
Inova Semiconductors Confidential
Bootstrap
Bst1
Bst2
Bst3
Bst4
Bst5
Bst6
Page 16 of 37
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