Embedded Data Server

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Highlights: ARM9-based MCU, DDR2 memory, WLAN module, USB, 3 Ethernet connectors, SD card and LEDs Data buffering Communication and security DFM: 6-layer PCB with components on one side only DFT: 100% ICT coverage for mass production Industry: HVAC Role of Liewenthal: Electronics design Software design and development Product testing and validation Software … Read More

Heating Control – Control Unit

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Highlights: Wide input range (~85-230VAC) WiFi and sub-GHz radios Ethernet MBus connectivity 7 temperature inputs (PT1000) Industry: HVAC Role of Liewenthal: Electronics HW Design Software design and development Product testing and validation RF and Safety certification Electromagnetic compatibility testing Set-up in production and validation Mechanical design

Water treatment system

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Highlights: ARM Cortex-M4 32bit MCU Analogue flow metering 6 temperature inputs (PT1000) 4 pressure sensor inputs 2 water level sensors Ethernet and RS-422 communication Isolated power supply design Circulation pump control Industry: Space Role of Liewenthal: Hardware and software design HW verification testing

Remote control door lock

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Highlights: Battery powered Wireless MBus Bluetooth Low Energy PIR sensor Motor control Industry: Consumer electronics Role of Liewenthal: Electronics HW Design Software design and development Product testing and validation

SmartSocket

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Highlights: ZigBee (802.15.4) Load switching (3000W) Energy metering UL compliant (informative report) Industry: Consumer electronics Role of Liewenthal: Electronics HW Design Software design and development Product testing and validation RF and Safety certification Mechanical design

Manufacturing tester

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Highlights: Designed around a Xilinx Spartan FPGA Loading of firmware to the DUT Full functional and electrical test, debugging PC software for test and automation For medium to large volumes Industry: Telecommunications Role of Liewenthal: Tester concept development Electronics HW Design PC software and firmware development Mechanical assembly Setup in production and … Read More

Final-assembly tester

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Highlights: Complete EOL tester Full functional test PC software for test and automation Competitive standalone tester for small and medium volumes Industry: EMS Role of Liewenthal: Electronics HW Design Mechanical assembly Software development Setup in production and validation

PCB tester

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Highlights: Complete PCB assembly tester with interchangeable bed of nails modules SW loading, electrical test, analog calibration and functional test PC software for test and automation Competitive standalone tester for small and medium volumes Industry: EMS Role of Liewenthal: Electronics HW Design Mechanical assembly Software development Setup in production and validation

High End Alarm Clock

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Highlights: 3 LCD panels for time indication and menus (with backlight) Battery powered Animated menu system Bare-metal SW running on a low cost MCU Controls A/V devices via high power IR High quality sound playback for alarm Industry: Consumer electronics Role of Liewenthal: Electronics design Software design and development Product testing and … Read More

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