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crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Christian

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+[title] The Top Side
+[* red] ***Texas Instruments - TPS54231*** 2A, 28V-Input Step-Down DC/DC-Converter.
+[* orange] ***Texas Instruments - CD4013B*** D-Flipflop. I am not sure if this is correct. The Marking is CM013B/77K G4/A32G
+[* yellow] ***National Semiconductor - LM386*** Low Voltage Audio Power Amplifier
+[* green] ***ST Microelectonics - STM32F030F4*** Microcontroller.
+[* blue] ***JRC - NJM4556A*** Dual High-Current Operational Amplifier
+[* violet] ***ST Microelectronics - TL084CDT*** JFET Quad Operational Amplifier

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