From 34b6af36270f32293a5198788ac2077b0185407b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Mario=20H=C3=BCttel?= Date: Tue, 18 Aug 2020 01:00:45 +0200 Subject: [PATCH] Documentation: Write some docu * Safety notice * HW modifications * Links to PCB repo --- doc/source/firmware/pt1000-processing.rst | 2 ++ doc/source/hardware/frontend.rst | 2 -- doc/source/hardware/index.rst | 8 ++++++++ doc/source/hardware/modifications.rst | 15 +++++++++++++++ doc/source/index.rst | 4 ++++ 5 files changed, 29 insertions(+), 2 deletions(-) create mode 100644 doc/source/hardware/modifications.rst diff --git a/doc/source/firmware/pt1000-processing.rst b/doc/source/firmware/pt1000-processing.rst index 703db32..deacf45 100644 --- a/doc/source/firmware/pt1000-processing.rst +++ b/doc/source/firmware/pt1000-processing.rst @@ -62,6 +62,8 @@ The filter then removes the two most extreme values and computes the average of Therefore, by default, the resulting datastream has a sampling rate of 1/6 kHz. This depends on the :c:macro:`ADC_PT1000_SAMPLE_CNT_DELAY` and ``n`` +.. _firmware_meas_adc_watchdog: + Watchdog ~~~~~~~~ diff --git a/doc/source/hardware/frontend.rst b/doc/source/hardware/frontend.rst index 7a07f7d..23f3161 100644 --- a/doc/source/hardware/frontend.rst +++ b/doc/source/hardware/frontend.rst @@ -8,5 +8,3 @@ Schematic .. image:: frontend-schematic_v1.2.svg :target: /_images/frontend-schematic_v1.2.svg - - diff --git a/doc/source/hardware/index.rst b/doc/source/hardware/index.rst index ad35172..b5ba6d2 100644 --- a/doc/source/hardware/index.rst +++ b/doc/source/hardware/index.rst @@ -10,3 +10,11 @@ This guide on the reflow controller's hardware is based on the ``reflow-oven-con :glob: * + +Links +----- + +- `Reflow Oven Control PCB v1.2 schematic `__ +- `Git Repository for Controller PCB `__ + + diff --git a/doc/source/hardware/modifications.rst b/doc/source/hardware/modifications.rst new file mode 100644 index 0000000..35a8c40 --- /dev/null +++ b/doc/source/hardware/modifications.rst @@ -0,0 +1,15 @@ +.. _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`. This massively increases EMI performance which prevents the :ref:`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. diff --git a/doc/source/index.rst b/doc/source/index.rst index f943221..993f3f0 100644 --- a/doc/source/index.rst +++ b/doc/source/index.rst @@ -10,6 +10,10 @@ Quick Links =========== * :ref:`genindex` +* :ref:`hardware_modifications` + +.. warning:: + Although the Shimatta Reflow Controller provides a bunch of safety mechanisms that prevent your house from burning down, NEVER leave the oven controller running unattended. .. toctree:: :maxdepth: 2