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inbox:toh:xiaomi:r4ac [2024/01/03 01:29] – Made page closer to the Chinese version of the same router. cubytusinbox:toh:xiaomi:r4ac [2024/05/05 18:16] – removed obsolete information dnd
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 {{media:xiaomi:xiaomi_mi_router_4a_mir4ac_international_100m.jpg?200|Mi Router 4A 100M (International version)}} {{media:xiaomi:xiaomi_mi_router_4a_mir4ac_international_100m.jpg?200|Mi Router 4A 100M (International version)}}
  
- 
-===== OpenWrt support ===== 
- 
-Supported in Snapshot - 4 July 2022 
- 
-https://downloads.openwrt.org/snapshots/targets/ramips/mt76x8/openwrt-ramips-mt76x8-xiaomi_mi-router-4a-100m-intl-initramfs-kernel.bin 
- 
-https://downloads.openwrt.org/snapshots/targets/ramips/mt76x8/openwrt-ramips-mt76x8-xiaomi_mi-router-4a-100m-intl-squashfs-sysupgrade.bin 
  
 ===== Supporting activities ===== ===== Supporting activities =====
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   * OpenWrt forum thread: https://forum.openwrt.org/t/bricked-xiaomi-mi-router-4a-mir4a-100m-international-version/102391/9   * OpenWrt forum thread: https://forum.openwrt.org/t/bricked-xiaomi-mi-router-4a-mir4a-100m-international-version/102391/9
  
- 
-===== Experimental firmware ===== 
- 
-  * https://www.dropbox.com/s/rcd1jqm5bhovf2v/xiaomi-4a.zip?dl=1 
  
 ===== Supported Versions ===== ===== Supported Versions =====
  
----- datatable ---- +<!-- ToH: { 
-cols    BrandModelVersionsSupported Current Rel, OEM device homepage URL_url, Forum Search_search-forums, Device Techdata_pageid +  "source""json", 
-headers BrandModel, Version, Current Release, OEM Info, Forum Search, Technical Data +  "dom": "t", 
-align   c,c,c,c,c,c,c +  "paging": false
-filter  : Brand=Xiaomi +  "rotate"true
-filter  Model=Mi Router 4A (R4AC) +  "shownColumns"["brand""model""version""supportedcurrentrel""oemdevicehomepageurl""forumsearch", "deviceid"]
-----+  "filterColumns": {"brand""^Xiaomi$", "model""^Mi Router 4A \\(R4AC\\)$"} 
 +-->
  
  
 ===== Hardware Highlights ===== ===== Hardware Highlights =====
----- datatable ---- +<!-- ToH: { 
-cols    ModelVersionsCPUCPU MHz, Flash MB_mbflashs, RAM MB_mbram, WLAN Hardware, WLAN 2.4GHz, WLAN 5.0GHz, Ethernet 100M ports_, Ethernet Gbit ports_, Modem, USB ports_ +  "source""json", 
-header  : Model, Version,SoC,CPU MHz,Flash MB,RAM MB,WLAN Hardware,WLAN2.4,WLAN5.0,100M ports,Gbit ports,Modem,USB +  "dom": "t", 
-align   c,c,c,c,c,c,c,c,c,c,c,c,c +  "paging": false
-filter  : Brand=Xiaomi +  "rotate"true
-filter  Model=Mi Router 4A (R4AC) +  "shownColumns"["model""version""cpu""cpumhz""flashmb""rammb""wlanhardware""wlan24ghz""wlan50ghz""ethernet100mports""ethernet1gports""modem", "usbports"]
-----+  "filterColumns"{"brand": "^Xiaomi$", "model""^Mi Router 4A \\(R4AC\\)$"} 
 +-->
  
 ===== Installation ===== ===== Installation =====
-/* +<!-- ToH{ 
----- datatable ---- +  "source""json"
-cols    Model, Versions, Supported Current Rel, Firmware OpenWrt Install URL_url, Firmware OpenWrt Upgrade URL_url, Firmware OEM Stock URL_url +  "dom""t"
-headers ModelVersion, Current Release, Firmware OpenWrt Install, Firmware OpenWrt Upgrade, Firmware OEM Stock +  "paging"false, 
-align   c,c,c +  "rotate"true
-filter  : Brand=Xiaomi +  "shownColumns"["model""version""supportedcurrentrel""firmwareopenwrtinstallurl""firmwareopenwrtupgradeurl""firmwareoemstockurl"]
-filter  : Model=Mi Router 4A (R4AC) +  "filterColumns": {"brand""^Xiaomi$", "model""^Mi Router 4A \\(R4AC\\)$"} 
----- +-->
-*/ +
- +
-/* delete once stable release is available */ +
----- datatable ---- +
-cols    : ModelVersions, Supported Current Rel, Firmware OpenWrt snapshot Install URL_url, Firmware OpenWrt snapshot Upgrade URL_url, Firmware OEM Stock URL_url +
-headers ModelVersionCurrent ReleaseFirmware OpenWrt snapshot InstallFirmware OpenWrt snapshot UpgradeFirmware OEM Stock +
-align   : c,c,c +
-filter  : Brand=Xiaomi +
-filter  Model=Mi Router 4A (R4AC) +
-----+
  
 -> [[docs:guide-user:installation:generic.flashing|Install OpenWrt (generic explanation)]] -> [[docs:guide-user:installation:generic.flashing|Install OpenWrt (generic explanation)]]
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 ==== Opening the case ==== ==== Opening the case ====
  
-Delicately lift both short ends of the label until two Phillips screws are revealedRemove them. Next, take a plastic spudger and insert it carefully, starting below one of the antennae. Pry the case open by moving the spudger aroundThe plastic case is rather soft and should open easily.+**Note:** This will void your warranty! 
 + 
 +To open the case, you need to unscrew the two screws under the sticker and snap off the plastic clips around the perimeterUse a plastic spudger so as not to marr the case. Plastic is soft and should yield easily. 
 + 
 +//Main PCB://\\ 
 +{{media:xiaomi:mi_router_4a_100m_pcb.jpg?200|Mi Router 4A 100M Main PCB}}
  
 ==== Serial ==== ==== Serial ====
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 {{media:xiaomi:xiaomi_mi_router_4a_box_jtag.png?400|Serial port of international version}} {{media:xiaomi:xiaomi_mi_router_4a_box_jtag.png?400|Serial port of international version}}
  
-<WRAP BOX> +Connect PCB TX to USB-UART RX, and PCB RX to USB-UART TX, then GND. Don't connect +3.3V as this may power the router from the computer before you're ready.
-FIXME //Replace EXAMPLE by real values.// +
-</WRAP>+
  
 ^ Serial connection parameters\\ for Xiaomi Mi Router 4A (R4AC) 100M International version| 115200, 8N1, Flow Control - NO | ^ Serial connection parameters\\ for Xiaomi Mi Router 4A (R4AC) 100M International version| 115200, 8N1, Flow Control - NO |
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 -> [[docs:techref:hardware:port.jtag]] general information about the JTAG port, JTAG cable, etc. -> [[docs:techref:hardware:port.jtag]] general information about the JTAG port, JTAG cable, etc.
  
-/**How to connect to the JTAG Port of this specific device:\\ +/* 
-/****Insert photo of PCB with markings for JTAG port**+How to connect to the JTAG Port of this specific device:\\ 
 +**Insert photo of PCB with markings for JTAG port** 
 +*/ 
 None so far; device doesn't have a readily-accessible JTAG port. None so far; device doesn't have a readily-accessible JTAG port.
  
  • Last modified: 2024/12/20 21:52
  • by frollic