Show pagesourceOld revisionsBacklinksBack to top × Table of Contents Ubiquiti Bullet AC Supported Versions Hardware Highlights Installation Flashing through factory firmware Flashing from serial console Hardware Info Photos Opening the case Serial JTAG Bootlogs OEM bootlog OpenWrt bootlog Notes Tags Ubiquiti Bullet AC The Ubiquiti Bullet AC is a dual band 2.4/5GHz AC outdoor PoE CPE with 1 GbE ports. Supported Versions BrandModelVersionCurrent ReleaseOEM InfoForum SearchTechnical DataUbiquitiBullet AC (B-DB-AC)2WA23.05.0https://www.ui.com/airmax/bullet-ac/Bullet ACView/Edit data Hardware Highlights ModelVersionSoCCPU MHzFlash MBRAM MBWLAN HardwareWLAN2.4WLAN5.0100M ports1Gbit portsModemUSBBullet AC (B-DB-AC)2WAAtheros AR93425351664Atheros AR9342, Qualcomm Atheros QCA988xb/g/na/n/ac-1-- Installation ModelVersionCurrent ReleaseFirmware OpenWrt InstallFirmware OpenWrt UpgradeFirmware OEM StockBullet AC (B-DB-AC)2WA23.05.0https://downloads.openwrt.org/releases/23.05.0/targets/ath79/generic/openwrt-23.05.0-ath79-generic-ubnt_bullet-ac-squashfs-factory.binhttps://downloads.openwrt.org/releases/23.05.0/targets/ath79/generic/openwrt-23.05.0-ath79-generic-ubnt_bullet-ac-squashfs-sysupgrade.binhttp://¿ → Install OpenWrt (generic explanation) See instructions in Common Procedures for Ubiquiti Products Flashing through factory firmware Ensure firmware version v8.7.0 is installed. Up/downgrade to this exact version. Patch fwupdate.real binary using:hexdump -Cv /bin/ubntbox | sed 's/14 40 fe 27/00 00 00 00/g' | hexdump -R > /tmp/fwupdate.real Make the patched fwupdate.real binary executable using:chmod +x /tmp/fwupdate.real Copy the squashfs factory image to /tmp on the device Flash OpenWrt using: /tmp/fwupdate.real -m <squashfs-factory image> Wait for the device to reboot (copied from Ubiquiti NanoBeam AC and modified) Flashing from serial console Connect serial console (115200 baud) Connect ethernet to a network with a TFTP server, through a passive PoE injector. Press a key to obtain a u-boot prompt Set your TFTP server's ip address, with:setenv serverip <tftp-server-address> Set the Bullet AC's ip address, with:setenv ipaddr <bullet-ac-address> Set the boot file, with:setenv bootfile <name-of-initramfs-binary-on-tftp-server> Fetch the binary with tftp: tftpboot Boot the initramfs binary: bootm From the initramfs, fetch the sysupgrade binary, and flash it with sysupgrade. Hardware Info Architecture MIPS Vendor Ubiquiti Bootloader U-Boot System-On-Chip Atheros AR9342 - MIPS 74Kc V4.12 CPU/Speed 535 MHz Flash-Chip SPI NOR Flash size 16 RAM 64 MiB Wireless Atheros AR9342 & Qualcomm/Atheros QCA988X Ethernet 1x GbE USB None Serial Yes JTAG No Photos Opening the case To open the case depress the latch on the back of the unit and slide out the PCB assembly. Serial → port.serial general information about the serial port, serial port cable, etc. How to connect to the Serial Port of this specific device: Serial connection parameters for Ubiquiti Bullet AC 115200, 8N1 JTAG → 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 Bootlogs OEM bootlog OpenWrt bootlog Notes Tags How to add tags ath79, AR9342, 16flash, 64RAM, 1port, gigabitethernet, 802.11bgn, 802.11ac, Outdoor, PoE, detachableantenna, 1ant This website uses cookies. By using the website, you agree with storing cookies on your computer. Also you acknowledge that you have read and understand our Privacy Policy. If you do not agree leave the website.OKMore information about cookies ath79 ar9342 16flash 64RAM 1port gigabitethernet 802.11bgn 802.11ac Outdoor PoE detachableantenna 1ant Last modified: 2023/05/20 12:15by danitool