openWRT - BT Home Hub 5 how to install
There are plenty of tutorials out in the internet with extensive explanation about the pros and cons of installing openWRT in a home router.
This tutorial is to meant to grab only the relevant steps of the installation process :
The table below is very important cause a common mistake will be to connect the TX to TX and RX to RX, however it is the opposite.
| Pin No. | USB Serial to TTL Adapter | Wire Colour | Home Hub Connection Point |
| 1 | n/a | White | boot_sel2 / R45 Pad |
| 2 | n/a | n/a | GND / Use the USB socket ground/case pin |
| 3 | TX | Green | RX / R78 Pad |
| 4 | RX | Red | TX / R77 Pad |
| 5 | GND | n/a | GND / Use the ground plane connection of the capacitor |
Turn on the device with boot_sel2 connected to GND and as soon as you see the terminal output below disconnect it from ground.
Type [C-a] [C-h] to see available commands
Terminal ready
ROM VER: 1.1.4
CFG 04
UART
And, follow this tutorial to upload the modifed boot loader image to the router.
It's been a bit of trouble to set the TFTP server on my linux distro.
A service was already running on port 69 and preventing tftpd-hpa to start and it had to be stopped :
service inetutils-inetd stopExternal Links
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