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PCM-065/phyCORE-i.MX8X System on Module
L-864e.A1
© PHYTEC America LLC, 2021
56
CAUTION:
These signals are not all at the same voltage, they are a mix of 1.8V and 3.3V levels. Take care when using
these signals and consider the voltage levels.
Table 48. GPIO0 Accessibility at phyCORE-Connector
X1 Pin #
Processor
Signal
SOM Signal
Type
Level
Processor
Ball
B38
GPIO0_01
X_ESAI0_FST/ENET1_RGMII_TXD2
I/O
1.8V
1
E23
B42
GPIO0_02
X_ESAI0_SCKR/ENET1_RGMII_TX_CTL
I/O
1.8V
1
H22
B41
GPIO0_03
X_ESAI0_SCKT/ENET1_RGMII_TXD3
I/O
1.8V
1
C25
B43
GPIO0_04
X_ESAI0_TX0/ENET1_RGMII_RXC
I/O
1.8V
1
G23
B44
GPIO0_05
X_ESAI0_TX1/ENET1_RGMII_RXD3
I/O
1.8V
1
E25
B46
GPIO0_06
X_ESAI0_TX2_RX3/ENET1_RGMII_RXD2
I/O
1.8V
1
C27
B47
GPIO0_07
X_ESAI0_TX3_RX2/ENET1_RGMII_RXD1
I/O
1.8V
1
D24
B48
GPIO0_08
X_ESAI0_TX4_RX1/ENET1_RGMII_TXD0
I/O
1.8V
1
B28
B49
GPIO0_09
X_ESAI0_TX5_RX0/ENET1_RGMII_TXD1
I/O
1.8V
1
K22
B51
GPIO0_10
X_SPDIF0_RX/ENET1_RGMII_RXD0
I/O
1.8V
1
F24
B52
GPIO0_11
X_SPDIF0_TX/ENET1_RGMII_RX_CTL
I/O
1.8V
1
J23
B53
GPIO0_12
X_SPDIF0_EXT_CLK/ENET1_REFCLK_125M_25M I/O
1.8V
1
E27
B57
GPIO0_13
X_SPI3_SCK
I/O
1.8V
1
D28
B59
GPIO0_14
X_SPI3_SDO
I/O
1.8V
1
G25
B58
GPIO0_15
X_SPI3_SDI
I/O
1.8V
1
H24
B55
GPIO0_16
X_SPI3_CS0
I/O
1.8V
1
D26
A53
GPIO0_19
X_MCLK_IN0
I/O
1.8V
1
L23
A55
GPIO0_20
X_MCLK_OUT0
I/O
1.8V
1
K24
A60
GPIO0_21
X_UART1_TX
I/O
1.8V
1
J25
A59
GPIO0_22
X_UART1_RX
I/O
1.8V
1
E29
A57
GPIO0_24
X_UART1_CTS_B
I/O
1.8V
1
G27
A32
GPIO0_25
X_SAI0_RXD
I/O
1.8V
1
M34
A33
GPIO0_26
X_SAI0_TXD
I/O
1.8V
1
K34
A34
GPIO0_27
X_SAI0_TXFS
I/O
1.8V
1
L33
A35
GPIO0_28
X_SAI0_TXC
I/O
1.8V
1
J35
A37
GPIO0_29
X_SAI1_RXD
I/O
1.8V
1
M32
A38
GPIO0_30
X_SAI1_RXC
I/O
1.8V
1
L35
A39
GPIO0_31
X_SAI1_RXFS
I/O
1.8V
1
N35
1:
The voltage level for these signals is configurable between 1.8V or 3.3V using the PMIC's LDO4 domain. The default voltage level is listed here, but
always check the actual voltage setting for the applicable SOM configuration.
Table 49. GPIO1 Accessibility at phyCORE-Connector
X1 Pin #
Processor Signal
SOM Signal
Type
Level
Processor Ball
A21
GPIO1_00
X_SPI2_CS0
I/O
1.8V
1
P28
A24
GPIO1_01
X_SPI2_SDO
I/O
1.8V
1
P32
A23
GPIO1_02
X_SPI2_SDI
I/O
1.8V
1
N31
A22
GPIO1_03
X_SPI2_SCK
I/O
1.8V
1
R29
A27
GPIO1_04
X_SPI0_SCK
I/O
1.8V
1
P30
A30
GPIO1_05
X_SPI0_SDI
I/O
1.8V
1
P34
A29
GPIO1_06
X_SPI0_SDO
I/O
1.8V
1
R31
A28
GPIO1_07
X_SPI0_CS1
I/O
1.8V
1
R35
A26
GPIO1_08
X_SPI0_CS0
I/O
1.8V
1
R33
D58
GPIO1_09
X_ADC_IN1
I/O
1.8V
U33