Table 3-5: Apix I2S Audio Interface; Table 3-6: Pof Interlace To Μc Uart; Table 3-7: Power Supply Input For Board Ldos - Inova APIX2 ADK User Manual

SV4 APIX I2S audio interface
Pin Signal
2,4,6,8 GND
1 AX_I2S_FRCK
3 AX_I2S_BCK
5 AX_I2S_DATA
7 AX_MCLK
SV5 POF interlace to μC UART
Pin Signal
1 UC_UART_RX
2 UC_UART_TX
3 GND
4 DIG_VCC33
X1 Power supply input for board LDOs
Pin Signal
1 DCDC_2V1
2 DCDC_3V9
3 GND
4 GND
UM_INAP375R Revision 1.2_A1
User Manual
Description
Signal ground
APIX2 digital audio interface. Monitor only! To asses APIX2 audio
interface through this port remove resistors R233 - R240.

Table 3-5: APIX I2S audio interface

Description
UART interface
Signal ground
3.3V Supply for POF module
Table 3-6: POF interlace to μC UART
Description
2.1 V Supply input (optional, if 12V DC/DC is disabled)
3.9 V Supply input (optional, if 12V DC/DC is disabled)
Signal ground
Signal ground

Table 3-7: Power supply input for board LDOs

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