## TL-WR840N
The detailed details of the device.

### Image

![Image](https://static.tp-link.com/res/images/products/TL-WR840N_un_V2_1042_normal_0_20150725145744.jpg)

### General
- Device Type: WiFi Router
- Brand: TP-Link
- Model: TL-WR840N
- Version: v3
- Availability: Discontinued
- Forum search: TL-WR840N
- Git search: TL-WR840N

### Buttons
- Reset: Yes
- Wifi (on/off): No

### OpenWrt
- Target: ar71xx
- Subtarget: tiny
- Package architecture: mips_24kc
- Bootloader: U-Boot

### Hardware
- CPU: Qualcomm Atheros QCA9533
- CPU Cores: 1
- CPU MHz: 650
- Flash MB: 4
- RAM MB: 32
- Switch: Qualcomm Atheros QCA9533
- VLAN: Yes
- Modem: -
- Detachable Antennas: - in ND series

### WLAN
- WLAN Hardware: Qualcomm Atheros QCA9533
- WLAN 2.4GHz: b/g/n
- WLAN 5.0GHz: -
- WLAN driver: ath10k

### Ports
- Bluetooth: No
- USB ports: No
- SATA ports: No
- Video ports: No
- Audio ports: No
- Phone ports: No
- Serial: Yes
- Serial connection parameters: 115200 / 8N1
- Ethernet 100M ports: 5
- Ethernet Gbit ports: No

### Links
- [WikiDevi URL](https://wikidevi.com/wiki/TP-LINK_TL-WR840N_v3)
- [OEM Device Homepage URL](http://www.tp-link.com/en/products/details/TL-WR840N.html)
- [OEM Device Source Code](https://www.tp-link.com/in/download/TL-WR840N_V3.html#GPL-Code)
- [OEM Emulator](https://www.tp-link.com/resources/simulator/EMULATOR_wr840nv3_eu_new/userRpm/Index.htm)
- [Firmware OEM Stock URL](http://www.tp-link.com/en/download/TL-WR840N_V3.html)
- [Firmware OpenWrt Install URL](http://downloads.openwrt.org/releases/18.06.1/targets/ar71xx/tiny/openwrt-18.06.1-ar71xx-tiny-tl-wr840n-v3-squashfs-factory.bin)
- [Firmware OpenWrt Upgrade URL](http://downloads.openwrt.org/releases/18.06.1/targets/ar71xx/tiny/openwrt-18.06.1-ar71xx-tiny-tl-wr840n-v3-squashfs-sysupgrade.bin)
- [Firmware OpenWrt snapshot Install URL](http://downloads.openwrt.org/snapshots/targets/ar71xx/tiny/openwrt-ar71xx-tiny-tl-wr840n-v3-squashfs-factory.bin)
- [Firmware OpenWrt snapshot Upgrade URL](http://downloads.openwrt.org/snapshots/targets/ar71xx/tiny/openwrt-ar71xx-tiny-tl-wr840n-v3-squashfs-sysupgrade.bin)

### Others
- GPIOs: No
- JTAG: ¿
- Installation method(s): TP-Link TFTP
- Comment installation: use tftp 192.168.0.66 rename firmare as wr840nv3_en_tp_recovery.bin
- LED count: 5
- Power Supply: 9 VDC, 0.6 A

