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Merge pull request #20 from hlovdal/add-images

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Add images
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Roar Fredriksen 2018-02-02 19:54:38 +01:00 committed by GitHub
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9
Electrical/Board_002/README.md
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@ -104,6 +104,15 @@ amount of current (~120mA or more) and gets gets hot so it might
need heatsinking, but that is an [inherent problem with all ethernet
controlles](https://electronics.stackexchange.com/questions/52349/why-is-ethernet-so-power-hungry).
# Schematic
![](shield1.png?raw=true)
![](mbus-receiver-opto.png?raw=true)
# PCB
None yet.
-------------------
<sup>1</sup> Less than 20 NOK at [Elfa

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11
Electrical/Board_003/README.md
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@ -9,7 +9,7 @@ to a M-bus level signal. It only supports sending. Based on
It depends on an external power source capable of delivering 25-40 Volt.
Most DC-DC boost/step-up converter modules<sup>2</sup> should be fine for this.
![](mbus_master.png)
![](MBus_Simulator.png?raw=true)
## BOM
@ -32,6 +32,15 @@ This could be accomplished by reducing the 22k resistor so that it
draws enough current.
## Schematic
![](MBus_Simulator.schematic.png?raw=true)
## PCB
![](MBus_Simulator.B.Cu.png?raw=true)
![](MBus_Simulator.F.Cu.png?raw=true)
-------------