AOM-3821 Debian 12 user guide

產品特性(Features)

• Rockchip RK3588 Arm Quad Cortex-A76 2.4GHz and Quad Cortex-A55 1.8 GHz
• Onboard 4/8 GB LPDDR4 memory and 32/64 GB eMMC
• Supports 8K @ 60 fps H.265/VP9 video decoding and 8K @ 30 fps H.265/H.264 video encoding
• Supports HDMI, DP, eDP and LVDS/DSI
• 4 x PCIe 3.0, dual gigabit LAN, 2 x USB 3.0, USB2.0 OTG, SATA 3.0, 2 x CAN, 4 x MIPI-CSI, 3 x UART
• Supports Linux Debian11 and Android

產品官網鏈接（Product official website link）

AOM-3821 - 研华

接口布局和尺寸（Layout and Sizes）

AOM-3821 Board Dimension Layout

Mechanical Specifications

• Dimension：RTXe form factor size：（D X W）77 x 65 mm
• Height on Top：2mm
• Height on Bottonm：1.5mm

Electrocal Specifications

• Power Supply Voltage：DC-in 5V+-5%
• Power Supply Current：

Model	Maximum mode	Kernel idle	Sleep mode
AOM-3821	7.61W	1.40W	0.07W

Test Conditions:
1. Test loading:
- Maximum load mode: Running programs*
- Idle mode: DUT power management off and no running any program
2. OS: Debian12
*Programs software: Burnin.sh (full loading for CPU+NPU+GPU+VPU)

Environmental Specifications

• Operating Temperature：0~70 °C / -40 ~ 85 °C
• Operating Humidity: 40°C @ 95% relative humidity, non-condensing
• Storage Temperature: -40 ~ 85 °C 
• Storage Humidity: 95% @ 60 °C 

AOM-3821 on AOM-DB3500 Jumper，Switch Settings

When using AOM-3821 with the carrier board AOM-DB3500, please follow the below jumper and switch settings.

Connector/Jumper/Switch	Function
CN3	Header for GPIO Test
J28/J26/J25/J27/J31/J37/J32	GPIO & ADC Selection
J15	EDP Power Selection Header
J16	EDP Inverter Power Selection Header
J12	EDP1 Detect Selection Header
J5/J6	SPI0&SPI1 Selection
J8	M2_E1 Power Selection Header
J10	M.2_B Power Selection Header
J9	UART switch M2_E1&M2_E2
J7/J35/J36	USB2.0 connect to Type A(USB1/2) or MICRO_USB
SW2/SW3	USB0_OTG&USB0_Host power en & oc Selection
SW1	Mode setting

快速入门（Quick Start）

系统下载（OS Download）

Note：LIV=Yocto Linux , UIV=Ubuntu，DIV=Debain，AIV=Android 

            LBV=BSP，LIV=Image

Product	Image Version	Release Date	Release Version	Release notes	Image Download	BSP Download Tag	SDK	Comment	Test Report
AOM-3821	DIV110067	2025/06/16	RTM	Release_Note	Baidu  Password：a887 Dropbox	RK3588_RISC_DIV110067.xml	Ask PM for Help		Test Report

• Alpha:  Basic I/O function bring up by RD;

• Beta:  Basic I/O function、performance and middleware verified by RD. Peripherals integrated;

• GA:  Beta version by QE verification;

• RTM:  Beta version by SI/Power/QE verification and pre-loaded;

Debian 烧录方法（Debian flash eMMC Method）

1、AOM-3821 on AOM-DB3500 Usering_RKTool.

2、AOM-3821 on AOM-DB3500 Usering bootup_sd_disk made_by SDDiskTool.

Linux 基本使用方式（Basic usage of Linux）

AOM-3821 （Develop Board AOM-DB3500）Support List Desocroption

DC_IN

DEBUG（DB9）

Button（RST、PWR）

AUDIO_MIC1/OUT1

AUDIO_MIC2/OUT2

Display

M.2_B Key——4G/5G

M.2_E1 Key——WIFI/BT

M.2_E1 Key——PCIE/SATA

SPI_CN1&SPI_SN2&CN2_I2C——I2C/SPI