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### Overview
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The CONV-RS485-OPT-RTM is a VME rear transition module providing
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The CONV-RS485-OPT-RTM (\*) is a VME rear transition module providing
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fiber-optic and electrical inputs and outputs. In combination with the
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[CONV-TTL-RS485](https://www.ohwr.org/project/conv-ttl-rs485/wiki) as
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front-module it provides TTL to optical conversion. The interface with
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</tbody>
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</table>
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(\*) *Note on project name: After discussion, this was the name selected
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for the board. It does not comply with other RTM names fron the
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conv-ttl-xxx family such as the conv-ttl-rtm-blo, conv-ttl-rtm-rs485,
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conv-ttl-rtm-rs485-db9. Since no TTL signals are involved in this board,
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the TTL is removed. Furthermore, this board is described first by it's
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signal interface (RS485 to Toptical), then by the RTM description, in
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the same way as the conv-ttl-rtm motherboard (without piggyback)*
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-----
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## Specifications
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<td>02-02-2018</td>
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<td><a href="V1-PCB-Review" class="uri">V1-PCB-Review</a> held at CERN BE-CO-HT</td>
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</tr>
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<tr class="odd">
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<td>22-02-2018</td>
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<td>Board moved to production of 5 prototypes</td>
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</tr>
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</tbody>
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</table>
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-----
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Denia Bouhired-Ferrag - Erik van der Bij - Eva Gousiou - Dimitris
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Lampridis - February, 2018
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Lampridis - 22 February, 2018
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