Dimetra EBTS Base Radio Controller » History » Version 2

Version 1 (laforge, 02/19/2016 10:52 PM) → Version 2/7 (laforge, 02/19/2016 10:52 PM)

= BR Controller (CAE010CMX) =

This is s small PowerPC based embedded system. It communicates with the TETRA Site Controller (TSC) over 10-Base-2 Ethernet and controls all the other units of the Base Radio via the backplane of the BR cabinet.

It has the following connections:

* RS-232 on the back of the BR
* RS-232 on the front of the BR
* Site Alarm I/O on the back of the BR
* 10-Base-2 Ethernet on the back of the BR (BNC)
* Clock input on the back of the BR (BNC)

== Images ==

[[Image(tetra_br_controller_pcb.jpg, 66%)]]

== Software ==

=== boot loader ===
There is a bootloader pre-installed in the Base Radio.

=== radio application ===
It seems like the BR Controller is downloading its software via the Ethernet link from the [[wiki:Dimetra_EBTS/Site_Controller]]

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