View source for RSB-4810 Android12 OS User Guide


== '''資源特性(Features)''' ==

*Rockchip RK3568 Arm Quad Cortex-A55, up to 2.0GHz 
*Built-in NPU with processing performance of up to 0.8 TOPS 
*Onboard 2/4GB LPDDR4 memory and 16/32GB eMMC 
*Supports 1 x HDMI 2.0 4K, 1 x LVDS/MIPI-DSI, and 1 x eDP 
*Supports 4K H.264/H.265 video decoder 
*Provides 2 x GbE, 1 x SATA 3.0, 6 x UART, 2 x USB 3.0, 2 x USB 2.0, 1 x USB OTG, and 2 x CAN FD 
*Provides a M.2 E Key with PCIE 3.0/USB 2.0/SDIO/UART signal for Wi-Fi 5/6 Modules, and a MINI-PCIE with PCIE 3.0/USB 2.0 signal for LTE/5G Modules 
*Supports Linux and Android OS 

&nbsp;

== '''訂購資訊(Ordering Information)''' ==

[[File:RSB-4810 order info 2022-03-11 113717.jpg|RTENOTITLE]]

== '''接口布局和尺寸(Layout and Sizes)''' ==

=== '''接口布局圖&nbsp;Board Layout&nbsp;''' ===

[[File:4810.png|RTENOTITLE]]

=== '''接口尺寸&nbsp;Board Dimension&nbsp;''' ===

[[File:RSB-4810 Dimensions.PNG|RTENOTITLE]]

&nbsp;

= '''Connector List''' =

== '''Jumper List''' ==

[[File:RSB-4810 JumperList11.PNG|RTENOTITLE]]

&nbsp;

=== '''接口引脚定義 (Pin definitions)''' ===

{| border="1" cellpadding="1" cellspacing="1"
|-
| &nbsp;Jumper List
| &nbsp;
|-
| [[J1_RSB-4810|J1]]
| 
MASKROM mode select

Short pin 12 and power on the RSB-4810 to enter MASKROM mode.

Change back to pin 23 before click "Run" to flash image

|-
| [[J2_RSB-4810|J2]]
| CAN impedance matching
|-
| [[J3_RSB-4810|J3]]
| CAN impedance matching
|-
| [[J4_RSB-4810|J4]]
| OTG Mode selection, default USB3.0 host
|-
| [[SW1_RSB-4810|SW1]]
| AT & ATX Mode Switch, default AT mode
|-
| [[BLP1_RSB-4810|BLP1]]
| LVDS BKL PWR 3.3V&5V level select, default 5V
|-
| [[BLP2_RSB-4810|BLP2]]
| LVDS BKL PWR 12V select
|-
| [[VDD1_RSB-4810|VDD1]]
| EDP VDD 3.3V &5V level select, default 3.3V
|-
| [[VDD2_RSB-4810|VDD2]]
| LVDS VDD 3.3V & 5V level select, default 3.3V
|-
| [[J5_RSB-4810|J5]]
| COM5,COM6 power 12/5V level select, default 5V
|}

== '''Connector List''' ==

[[File:RSB-4810 Connector.PNG|RTENOTITLE]]

{| border="1" cellpadding="1" cellspacing="1" style="width: 500px;"
|-
| [[AUDIO-4810|AUDIO]]
| Audio pin header (Headphone, Mic in, Speaker)
|-
| [[EDP-4810|EDP]]
| eDP CONN
|-
| [[LVDS-4810|LVDS]]
| LVDS CONN
|-
| [[BL-4810|BL]]
| LVDS Back light Control
|-
| [[SATA-4810|SATA]]
| SATA3.0
|-
| [[MINIPCIE-4810|MINIPCIE]]
| MINI PCIe 52P
|-
| [[SIM-4810|SIM]]
| Nano SIM card
|-
| [[M2-4810|M2]]
| M.2 E-Key CONN
|-
| [[SD-4810|SD]]
| Micro SD slot
|-
| [[PWRBTN-4810|PWRBTN]]
| Power button and LED
|-
| [[DCIN1-4810|DCIN1]]
| 12V DC jack
|-
| [[COM1-4810|COM1]]
| RS-232 pin header
|-
| [[COM2-4810|COM2]]
| RS-232 DB9
|-
| [[HDMI-4810|HDMI]]
| HDMI CONN
|-
| [[CAN1/2-4810|CAN1/2]]
| CAN FD CONN
|-
| [[USB1/2-4810|USB1/2]]
| USB pin header
|-
| [[USB3/4-4810|USB3/4]]
| USB Type A ((2 x USB3.0, the lower Type A connector can be configured<br/> to OTG by jumper setting))
|-
| [[SATAP-4810|SATAP]]
| SATA Power
|-
| [[LAN1-4810|LAN1]]
| LAN1
|-
| [[LAN2-4810|LAN2]]
| LAN2
|-
| [[BAT-4810|BAT]]
| RTC CONN
|-
| [[COM3/4-4810|COM3/4]]
| COM3 and COM4 with RS-232 or RS-485
|-
| [[COM5/6-4810|COM5/6]]
| COM5 and COM6 with RS-232
|-
| [[RST-4810|RST]]
| Reset button
|-
| [[CN1-4810|CN1]]
| GPIO CONN
|-
| [[I2C1-4810|I2C1]]
| I2C pin header
|}

&nbsp;

&nbsp;

== '''快速入门 (Quick Start)''' ==

=== '''系统下载 (OS Download)''' ===

<span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">Note:&nbsp;</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span>'''<span style="color:#ff0000">L</span>'''<span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">IV= Yocto Linux ,&nbsp;</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="color:#ff0000">'''U'''</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">IV=Ubuntu ,&nbsp;</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="color:#ff0000">'''D'''</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">IV = Debian ,&nbsp;</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><font color="#ff0000"><font style="font-family: sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;">'''A'''</font></font><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">IV = Android, L</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="color:#ff0000">'''B'''</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">V=BSP , L</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="color:#ff0000">'''I'''</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="font-size:14px; text-align:start; -webkit-text-stroke-width:0px"><span style="color:#252525"><span style="font-family:sans-serif"><span style="font-style:normal"><span style="font-variant-ligatures:normal"><span style="font-variant-caps:normal"><span style="font-weight:400"><span style="letter-spacing:normal"><span style="orphans:2"><span style="text-transform:none"><span style="widows:2"><span style="word-spacing:0px"><span style="white-space:normal"><span style="background-color:#ffffff"><span style="text-decoration-thickness:initial"><span style="text-decoration-style:initial"><span style="text-decoration-color:initial"><span style="display:inline !important"><span style="float:none">V= Image</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span>

{| border="1" cellpadding="1" cellspacing="1"
|-
| '''Platform'''
| '''Product'''
| '''Image Version'''
| '''Release Date'''
| '''Release Version'''
| '''Release notes'''
| '''Image Download'''
| '''BSP Download Tag'''
| '''Test Report'''
| '''Comment'''
|-
| RK3568
| RSB-4810
| V12017
| 2024/05/11
| Beta
| [http://ess-wiki.advantech.com.tw/view/AIM-Linux/BSP/RockChip/Android_OS_Release_note/RSB-4810/AIV12012 Release_Note]
| 
[https://pan.baidu.com/s/17zQTTpICnG9JEvwjpGTJNw?pwd=a887 Baidu]&nbsp;Password：a887

[https://www.dropbox.com/scl/fo/c95t6g9g6x7z45cbbxuqm/AFfpyHkKnnsz90u0GYsrask?rlkey=b34xe18dxrqoqdjmqzcsn6ovi&st=segpqdq2&dl=0 Dropbox]

| RK3568_S12_AIV12017.xml
| [https://ess-wiki.advantech.com.tw/wiki/images/e/ed/RSB4810A2_AIV12017_2024-05-11_test_report.xlsx Test Report]
| &nbsp;
|}

*Alpha: &nbsp;Basic I/O function bring up by RD; 

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

*GA: &nbsp;Beta version by QE verification; 

*RTM: &nbsp;Beta version by SI/Power/QE verification and pre-loaded; 

=== '''How to update images .''' ===

There are three ways to update images：

Android:&nbsp;

==== [[1._Using_RKTool_RSB-4810_Debain|'''Using_RKTool.''']] ====

==== [[2._RSB-4810_Debian_SD_update_image|'''SD_update image.''']]&nbsp; ====

Debian&nbsp;:&nbsp;

==== [[3._RSB-4810_Debain_OS_update|'''OS_update image.&nbsp;''']]&nbsp;（TBD） ====

==== '''[[4._RSB-4810_Debian_U-boot_update_image.|U-boot update image.]]&nbsp;'''（TBD） ====

== '''Android''' ==

<span lang="EN-US" style="font-size:12.0pt">1. Change Tool language in config.ini, please change "Selected: to "2"</span>

#选择工具语言:Selected=1(中文)<--Chinese&nbsp;;Selected=2(英文)<-- English 

[Language] Kinds=2 Selected=2 LangPath=Language\

[[File:RSB-4810 set language method configini.PNG|RTENOTITLE]]

[[File:RSB-4810 flash mothod1 rbrom MASKROM eng.PNG|RTENOTITLE]]

<span lang="EN-US" style="font-size:12.0pt">2. Connect USB Type-A to Type-A cable with RSB-4810 USB Type-A connector to host PC.</span>

<span lang="EN-US" style="font-size:12.0pt">[[File:RSB-4810 usbAAcable.PNG|RTENOTITLE]]</span>

<span lang="EN-US" style="font-size:12.0pt">[[File:RSB-4810 USB 2 B.PNG|RTENOTITLE]]</span>

<span lang="EN-US" style="font-size:12.0pt">3. Change J4 to pin 1 & pin 2 OTG mode. (default is Pin 2 & Pin3)&nbsp;</span>

[[File:RSB-4810 J4 pin2to3.PNG|RTENOTITLE]]

<span lang="EN-US" style="font-size:12.0pt">4. Connect with Debug port&nbsp;</span>

<span lang="EN-US" style="font-size:12.0pt">[[File:RSB-4810 debugport withcable.PNG|RTENOTITLE]]</span>

[[File:RSB-4810 Debug port.jpg|RTENOTITLE]]

<span lang="EN-US" style="font-size:12.0pt">5. Power on the RSB-4810 and press “Ctrl+c” in the debug terminal to stop at u-boot</span>

<span lang="EN-US" style="font-size:12.0pt">6. Type “rbrom” to reboot to MASKROM mode</span>

[[File:RSB-4810 flash mothod1 rbrom.PNG|RTENOTITLE]]

<span lang="EN-US" style="font-size:12.0pt">7. Launch RKDevTool.exe as “Administrator” and confirm it shows “Found One MASKROM device”</span>

<span lang="EN-US" style="font-size:12.0pt">8. Click “Run” to start flash image to target.</span>

[[File:RSB-4810 flash mothod1 rbrom MASKROM.PNG|RTENOTITLE]]

[[File:RSB-4810 flash mothod1 rbrom MASKROM eng.PNG|RTENOTITLE]]

<span lang="EN-US" style="font-size:12.0pt">9. After flashing is finished, it will reboot automatically with the new OS.</span>&nbsp;[[File:RSB-4810 flash mothod1 rbrom run done cn.PNG|RTENOTITLE]]

[[File:RSB-4810 flash mothod1 rbrom run done.PNG|RTENOTITLE]] &nbsp;

== '''Linux系统的基本使用(Linux&nbsp;System Basic Operating Method)''' ==

=== '''User Guide''' ===

=== '''乙太網路使用方法(Ethernent Testing Method)''' ===

'''Command&nbsp;: ifconfig&nbsp;'''

[[File:RSB-4810 Network test.PNG|RTENOTITLE]]

[[File:RSB-4810 Network test ping.PNG|RTENOTITLE]]

=== '''WiFi使用方法(WIFI Testing Method)''' ===

[[File:RSB-4810 WIFI test1.PNG|RTENOTITLE]]

[[File:RSB-4810 WIFI test2.PNG|RTENOTITLE]]

=== '''4G使用方法(4G Testing Method)''' ===

[[File:RSB-4810 4G test.PNG|RTENOTITLE]]

[[File:RSB-4810 4G test1.PNG|RTENOTITLE]]

[[File:RSB-4810 4G test2.PNG|RTENOTITLE]]

=== '''蓝牙使用方法(BlueTooth Operating&nbsp;Method)''' ===

[[File:RSB-4810 BT test.PNG|RTENOTITLE]]

=== '''音訊使用方法(BlueTooth Operating&nbsp;Method)''' ===

[[File:RSB-4810 Audio test1.PNG|RTENOTITLE]]

[[File:RSB-4810 Audio test2.PNG|RTENOTITLE]]

&nbsp;

=== '''CAN 測試( CAN Test method)&nbsp;''' ===

*[[Loopback|'''loopback''']] 
*'''[[对传|对传]]（2PCS RSB-4810）''' 

=== '''CANFD测试''' ===

备注：使用DQA测试脚本。（DQA测试过1、3、5、8M）

测试脚本链接：

=== '''I2C 測試( I2C Test method)&nbsp;''' ===

[[File:RSB-4810 I2C test.PNG|RTENOTITLE]]

=== '''看門狗測試 (Watch Dog Test method)&nbsp;''' ===

[[File:RSB-4810 WTD test.PNG|RTENOTITLE]]

&nbsp;

=== '''UART測試 (UART Test method)&nbsp;''' ===

[[File:RSB-4810 UART test1.PNG|RTENOTITLE]]
<div>How to Configure RS-232/485 Mode Enter U-boot interrupt mode. Connect the device to the debug port and open the debug console. Press “ctrl + c” before powering on the device.</div> <div>The following information should be displayed on the debug console:</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;"><span style="color:#000000;">Hit any key to stop autoboot: 0</span></div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;"><span style="color:#000000;">=></span></div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;"><span style="color:#000000;">=></span></div> <div>Then input the following command to configure the UART mode.</div> <div>RS-485 Mode:</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;">setenv uart_mode 0x0c</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;">saveenv</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;">reset</div> <div>RS-232 Mode:</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;">setenv uart_mode 0x00</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;">saveenv</div> <div style="background:#eeeeee;border:1px solid #cccccc;padding:5px 10px;">reset</div> <div>Note: The default value is RS-232. Cp210x supports four ports, but for RSB-4810 only ttyUSB2 and ttyUSB3 support RS-485 mode.</div> <div>In the above command “setenv uart_mode 0x0c”, 0x0c means set bit2(ttyUSB2) and bit3(ttyUSB3) to 1 (0 means to RS-232; 1 means to RS-485). To configure just ttyUSB2 (or ttyUSB3) to RS-485 mode, change 0x0c to 0x04 (or 0x08).</div> 
=== '''GPIO測試(GPIO&nbsp;Test method)&nbsp;''' ===

[[File:RSB-4810 GPIO test1.PNG|RTENOTITLE]]

[[File:RSB-4810 GPIO test2.PNG|RTENOTITLE]]

=== '''Display測試(Display Test method)&nbsp;''' ===

==== <span style="font-size:larger;">'''HDMI:'''</span> ====

[[File:RSB-4810 HDMI test.PNG|RTENOTITLE]]

=== '''Mutiple Display:''' ===

== [[How_to_Config_Multi-Display|How_to_Config_Multi-Display]] ==

[[File:RSB-4810 Multiple Display test.PNG|RTENOTITLE]]

[[File:RSB-4810 Multiple Display uboot test.PNG|RTENOTITLE]]

[[File:RSB-4810 Multiple Display uboot1 test.PNG|RTENOTITLE]]

[[File:RSB-4810 Multiple Display uboot2 test.PNG|RTENOTITLE]]

&nbsp;

=== '''遠程訪問及文件傳輸(Remote Access and File Transimmion)''' ===

'''&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 查看主板IP位址&nbsp;(&nbsp;Chech IP Address )：'''

[[File:RSB-4810 ssh method1.PNG|RTENOTITLE]]

[[File:RSB-4810 ssh method2.PNG|RTENOTITLE]]

[[File:RSB-4810 ssh method3.PNG|RTENOTITLE]]

'''ID: root password:123456'''

[[File:RSB-4810 ssh method4.PNG|RTENOTITLE]]

&nbsp;

== '''通用方法(General Method)''' ==

=== &nbsp; '''&nbsp; &nbsp; 查看CPU温度(Check CPU Temperature)''' ===<br/> root@xxxx:/# cat /sys/devices/virtual/thermal/thermal_zone0/temp &nbsp; 40000

&nbsp; &nbsp; # 或者直接以度爲單位顯示 echo $[$(cat /sys/class/thermal/thermal_zone0/temp)/1000]° >>> 40°

=== '''&nbsp; &nbsp; &nbsp;&nbsp;查看CPU频率(Check CPU Frequency)''' ===<br/> cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq&nbsp;<br/> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;>> 1200000<br/> cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq &nbsp; &nbsp;<br/> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;>> 1800000

=== '''&nbsp; &nbsp; &nbsp;&nbsp;查看内存容量(Check Memory&nbsp;Capacity)''' ===<br/> root@xxxx:/# busybox free -m

=== '''&nbsp; &nbsp; &nbsp;&nbsp;查看存储容量(Check Storage Capacity)''' ===<br/> root@xxxxx:/# busybox df -h

=== '''設置RTC (RTC Setting)&nbsp;''' ===

== How to build Android&nbsp;12&nbsp;BSP (Debian 10 BSP 編譯) ==

[http://ess-wiki.advantech.com.tw/view/Android_BSP_User_Guide_for_rk3568_series_12 Android BSP User Guide for rk3568 series 12 - ESS-WIKI (advantech.com.tw)]

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