Open-X™ 8M Development Kit based on the NXP i.MX8™ Processor User Guide Version 1.0
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Copyright Intrinsyc Technologies Corporation
The table below outlines the pinout information of the audio expansion headers:
Table 3.8.11-2 Audio Outputs Expansion Headers Pinout, J1801, J1802, J1803
J1801
Signal
Pin NO
Pin NO
Signal
V_AUD
J1801
[1]
J1801
[2]
GND
SAI1_RXFS
J1801
[3]
J1801
[4]
SAI1_RXD5
SAI1_RXC
J1801
[5]
J1801
[6]
SAI1_RXD4
SAI1_TXFS
J1801
[7]
J1801
[8]
SAI1_RXD3
SAI1_TXD0
J1801
[9]
J1801
[10]
GND
SAI1_TXD1
J1801
[11]
J1801
[12]
SAI1_RXD2
SAI1_TXD2
J1801
[13]
J1801
[14]
SAI1_RXD1
SAI1_TXD3
J1801
[15]
J1801
[16]
SAI1_RXD0
SAI1_TDC
J1801
[17]
J1801
[18]
SAI1_TXD5
GND
J1801
[19]
J1801
[20]
GND
J1802
Signal
Pin NO
Pin NO
Signal
V_AUD
J1802
[1]
J1802
[2]
GND
SAI1_MCLK
J1802
[3]
J1802
[4]
SPDIF_EXT_CLK
SAI1_RXD6
J1802
[5]
J1802
[6]
SAI5_RXC
SAI1_RXD7
J1802
[7]
J1802
[8]
SAI5_RXFS
SPDIF_TX
J1802
[9]
J1802
[10]
GND
SPDIF_TX
J1802
[11]
J1802
[12]
SAI1_RXD3
SAI1_TXD7
J1802
[13]
J1802
[14]
SAI1_RXD2
SAI1_TXD6
J1802
[15]
J1802
[16]
SAI1_RXD1
SAI1_TXD4
J1802
[17]
J1802
[18]
SAI1_RXD0
GND
J1802
[19]
J1802
[20]
GND
J1803
Signal
Pin NO
Pin NO
Signal
V_AUD
J1803
[1]
J1803
[2]
GND
SAI3_MCLK
J1803
[3]
J1803
[4]
SAI5_MCLK
SAI3_RXC
J1803
[5]
J1803
[6]
NAND_nCE3
SAI3_RXD
J1803
[7]
J1803
[8]
NAND_nREADY
SAI3_RXFS
J1803
[9]
J1803
[10]
GND
NAND_nWE
J1803
[11]
J1803
[12]
NAND_DATA_7
NAND_nWP
J1803
[13]
J1803
[14]
NAND_DATA_6
I2C3_SCL
J1803
[15]
J1803
[16]
NAND_DATA_5
I2C3_SDA
J1803
[17]
J1803
[18]
NAND_DATA_4
GND
J1801
[19]
J1801
[20]
GND