Usb; Pcie; Emmc/Sd/Sdio; Emmc 5.1 - Boardcon Embedded Design PICO-IMX8M-MINI Reference User Manual

ENET_TX_CTL Ethernet MAC Transmit enable control
ENET_MDC MAC and PHY Communication clock
ENET_MDIO MAC and PHY Communication data
ENET_nINT ENET interrupt

2.5 USB

Two USB controllers and PHYs that support USB 2.0 and OTG. Each USB instance contains USB 2.0
core, which can operate in 2.0 mode.
Signal Description
USB1_DP USB1 positive data
USB1_DN USB1 negative data
USB1_ID USB1 OTG ID signal
USB1_VBUS_DET USB1 VBUS detect
USB2_DP USB2 positive data
USB2_DN USB2 negative data
USB2_ID USB2 OTG ID signal
USB2_VBUS_DET USB1 VBUS detect

2.6 PCIe

PCI-E Features:
• Single lane supporting PCIe Gen2
• Dual mode operation to function as root complex or endpoint
• Integrated PHY interface
• Support L1 low power sub-state
Signal Description
PCIE_RXP PCIE receive data positive
PCIE_RXN PCIE receive data negative
PCIE_TXP PCIE transmit data positive
PCIE_TXN PCIE transmit data positive
PCIE_CLKP PCIe reference clock dif input positive
PCIE_CLKN PCIe reference clock dif input negative

2.7 EMMC/SD/SDIO

2.7.1 EMMC 5.1

Fully compliant with MMC v5.1/v5.0/v4.4/v4.41/v4.4/v4.3/v4.2
⚫
Support 1bit,4bit(ddr), 8bit(ddr) mode,
⚫
Up to HS400 speed mode
⚫
Customize the embedded system based on
64 ENET_TX_CTL
80 ENET_MDC
82 ENET_MDIO
186 GPIO1_IO10
Defaults Function
Pin
85 USB1_DP
87 USB1_DN
140 USB1_ID
136 USB1_VBUS_DET
79 USB2_DP
81 USB2_DN
138 USB2_ID
134 USB2_VBUS_DET
Defaults Function
Pin
103 PCIE_RXP
105 PCIE_RXN
97 PCIE_TXP
99 PCIE_TXN
91 PCIE_CLKP
93 PCIE_CLKN
19
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