AFE-E420 Yocto 4.2 User Guide

产品特性 (Features)

• NXP i.MX 93 with Dual Arm® Cortex-A55 1.7 GHz
• Onboard 2GB LPDDR4 memory and 16GB eMMC
• Single Display: LVDS or HDMI
• Dual GbE, 3 USB2.0, 6 RS-232/422/485, 4 CAN-FD, 2 PLC QCA7006, RTD 4-Channel
• Expansion: M.2 E-Key, M.2 B-Key
• Supports Yocto BSP

产品官网链接 (Product official website link)

AFE-E420 - 研华

板卡布局和尺寸 (AFE-E420 Layout and Dimension)

板卡布局图 (AFE-E420 Layout)

板卡尺寸 (AFE-E420 Dimension)

引脚定义 (Jumper Function Definitions)

Jumper List
Position	Description
LVDS_BKLT_SLT	Backlight Voltage Selection Jumper
LVDS_VDD_SLT	Panel Voltage Selection Jumper
AT1	Auto Power On Selection Jumper
J1	USB Switch Jumper
SW1	BOOT Selection Switch
CAN_SW1	CAN3 Terminal Switch
CAN_SW2	CAN4 Terminal Switch

快速入门 (Quick Start)

系统下载 (OS Download)

Download Yocto 4.2 for AFE-E420 For BSP files, Please contact us.

Yocto烧录方法 (Yocto Flash eMMC Method)

Create a boot-up SD card using the dd command.

# gunzip -c ${IMAGE.GZ} | dd of=${SD_DEVICE} bs=1M status=progress

Copy the image.gz into SD card and install on AFE-E420.

Set SW1 to Pin1 ON and Pin2 ON for booting into SD card.

Execute the restore command again, but target the eMMC.

# gunzip -c ${IMAGE.GZ} | dd of=${eMMC_DEVICE} bs=1M status=progress

Power off and set SW1 to Pin1 OFF and Pin2 for booting into eMMC.

板卡接口 (AFE-E420 Connectors)

• DC-IN

Linux BSP编译方法 (Linux BSP Compile Method)

Linux_BSP_User_Guide_for_AFE-E420_Yocto4.2