reflow-oven-control-sw/doc/source/hardware/modifications.rst
Mario Hüttel 34b6af3627 Documentation: Write some docu
* Safety notice
* HW modifications
* Links to PCB repo
2020-08-18 01:00:45 +02:00

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.. _hardware_modifications:
Hardware Modifications
======================
Analog Frontend
---------------
.. note::
Solder a ``100 nF`` capacitor parallel to ``R315`` in order to implement a low pass characteristic of the difference amplifier in the :ref:`analog frontend<hw_analog_fe>`. This massively increases EMI performance which prevents the :ref:`ADC Watchdog<firmware_meas_adc_watchdog>` from triggering.
Power Supply
------------
.. note::
Replace transformer ``BV-EI-303-2010`` with ``BV-EI-303-2050``, which has the same footprint but a little more power and does not heat that much.