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Mark Hofmeister
Design | Invention | Innovation
Here you'll find a collection of my various work in product design & engineering, including academic, professional, and personal endeavors.
Pressure Pulse - Brain
System Controller with multiple fluid sensor interfaces, PDN (load switch, BMS, fuel gauge, linear regulator, boost converter,) uSD
card, audio output, TFT display, rotary encoder, RTC, and Bluetooth RF frontend. Interfaces include I2C, SPI, I2S, SDIO, encoder
timing, and BLE with DMA handling
card, audio output, TFT display, rotary encoder, RTC, and Bluetooth RF frontend. Interfaces include I2C, SPI, I2S, SDIO, encoder
timing, and BLE with DMA handling
Beethoven Clock
Full-Stack Hardware & Software design for a timepiece with novel functionality. Includes I2C capacitive touch, SPI memory, I2S audio, and robust timekeeping.
Sinking Clock
Full-Stack Hardware & Software design for a timepiece with novel functionality. Includes I2C capacitive touch and robust timekeeping.
PressurePulse - Pulse
Custom wearable PCB with SPI TFT interface, RF section for BLE, USB LiPo charging, I2C fuel gauge, and vibration motor.
STM32 LiPo-Powered Audio Dev Panel
STM32 development board with SD, SWD, 3W I2S and DAC amplifiers, and USB-rechargeable load-sharing LiPo power
Eval Board for Microchip PolarFire SoM
Evaluation board for developing spaceflight-ready software for PolarFire FPGA + RISC-V CPU SoC, including multiple high-speed busses.
FM Demodulator
Re-vamped FM Modulator PCB for Undergraduate Engineering Class
SIDO Buck Converter PCB
PCB Implementation of Novel Dual-Output Buck Converter Topology
AoM IoT Bit
A WiFi-enabled microcontroller capable of communicating with web-based service APIs and interfacing with snap electronics for rapid prototyping applications
Hot-Swap Imager Adapter
A module to safely allow hot-swapping of image processing PCBs during calibration
Project Archive
A collection of smaller and older projects
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