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4: LapLogic Wireless Automotive Telemetry System – Using Onboard Diagnostic 2 (OBD2) Protocol, By Alex Moore, Illia Pavych, Matthew Pearson, and Adam Schmidt
REFERENCES
[1] LapLogic website: https://elexprep.wixsite.com/laplogic
| Part Name | Cost (CAD $) |
| ESP32-C3 Microcontroller | 12.28 |
| TPSM84205 Switching Regulator | 11.06 |
| TJA1050 CAN Transceiver | 2.99 |
| Male OBD2 Connector | 14.02 |
| PCB | ~5.00 |
| 3D-printed Enclosure | ~5.00 |
| Miscellaneous | ~5.00 |
| Total | 55.35 |
RESOURCES
Altium: https://www.altium.com/
Arduino: https://www.arduino.cc/
Autodesk: https://www.autodesk.com/ca-en
CSS Electronics: https://www.csselectronics.com/pages/obd2-pid-table-on-board-diagnostics-j1979
Digikey: https://www.digikey.ca/
EMQX: https://www.emqx.com/en
Espressif Systems: https://www.espressif.com/
Google Cloud Platform: https://console.cloud.google.com/welcome?inv=1&invt=AbjcVA&project=nodal-bison-439321-u7
JLC PCB: https://jlcpcb.com/
MQTT: https://mqtt.org/
.NET Maui: https://dotnet.microsoft.com/en-us/apps/maui
Ultimaker: https://ultimaker.com/
Visual Studio: https://visualstudio.microsoft.com/
12: Wake-Up Receivers – Extending Operational Periods in Battery-Powered Applications, By Abel Didouh
REFERENCES
[1] RFicient – Ultra-Low-Power Receiver Technology for the Internet of Things. (n.d.). Fraunhofer Institute for Integrated Circuits IIS.
https://www.iis.fraunhofer.de/en/ff/sse/ic-design/rf-ic/wakeup.html
[2] H. Milosiu et al., “A 3-µW 868-MHz wake-up receiver with −83 dBm sensitivity and scalable data rate,” 2013 IEEE https://ieeexplore.ieee.org/document/6649154/
[3] Placement of a wake-up receiver in a radio frequency system, and other details of the author’s prototype: https://www.alciom.com/en/home/
RESOURCES
ALCIOM | www.alciom.com
18: Design and Implementation of a 3D-Printed Robotic Actuator, By Maheshwaran Sadasivam and Vairamani Kanagavel
RESOURCES
Adafruit | www.adafruit.com
Microchip Technology | www.microchip.com
STMicroelectronics | www.st.com
Texas Instruments | www.ti.com
SOURCES
STM32F103 datasheet – https://www.st.com/resource/en/datasheet/cd00161566.pdf
DRV8825 Stepper Motor Controller IC – https://www.ti.com/lit/ds/symlink/drv8825.pdf
INA219 Zerø-Drift, Bidirectional Current/Power Monitor With I2C Interface
https://www.ti.com/lit/ds/symlink/ina219.pdf?ts=1737783534391&ref_url=https%253A%252F%252Fwww.google.com%252F
AS5600 magnetic rotary position sensor
https://files.seeedstudio.com/wiki/Grove-12-bit-Magnetic-Rotary-Position-Sensor-AS5600/res/Magnetic Rotary Position Sensor AS5600 Datasheet.pdf
MPU-6050 Product Specification
https://invensense.tdk.com/wp-content/uploads/2015/02/MPU-6000-Datasheet1.pdf
MPU-6050 Product Specification –https://ww1.microchip.com/downloads/en/devicedoc/20001667g.pdf
LM340, LM340A and LM7805 Family Wide VIN 1.5-A Fixed Voltage Regulators
https://www.ti.com/lit/ds/symlink/lm340.pdf
AMS1117 series of adjustable and fixed voltage regulators http://www.advanced-monolithic.com/pdf/ds1117.pdf
nopnop2002 / Arduino-STM32-CAN https://github.com/nopnop2002/Arduino-STM32-CAN
KiCad Automation Suite https://www.kicad.org
26: A 3-Phase Energy Meter with Multicore Support – Using an ESP32 MCU with Voltage and Current Sensors, By Gamal Labib
REFERENCES
[1] https://5nrorwxhmqqijik.leadongcdn.com/ZMPT101B+specification-aidijBqoKomRilSqqokpjkp.pdf
[2] https://www.electroschematics.com/voltage-sensor/
[3] https://fares-pcb.com/product/332-digits-56-7-segment-display-module-red-color-56d332/
[4] https://bcrobotics.com/datasheets/yhdc.pdf?srsltid=AfmBOoqkTs0ms3bt2v_trOm9ViT9D3KVHDA_P7ISxzT2nxTJgsZ23LrU
[5] https://github.com/Savjee/EmonLib-esp32
[6] https://simplyexplained.com/blog/Home-Energy-Monitor-ESP32-CT-Sensor-Emonlib/
[7] https://github.com/JonHub/Filters
[8] https://surtrtech.com/2019/01/21/easy-measure-of-ac-voltage-using-arduino-and-zmpt101b/
RESOURCES
Fares PCB | www.fares-pcb.com
33: TECHNOLOGY FEATURE: Aerospace and Defense – Outshining Science Fiction, By Caleb Smith
RESOURCES
Deepwave Digital | www.deepwavedigital.com
General Dynamics Information Technology | www.gdit.com
Honeywell Aerospace | https://aerospace.honeywell.com
Infineon | www.infineon.com
Microchip | www.microchip.com
NVIDIA | www.nvidia.com
NXP Semiconductor | www.nxp.com
RTX Raytheon | www.rtx.com/raytheon
STMicroelectronics | www.st.com
Texas Instruments | www.ti.com
Thales | www.thalesgroup.com
Tordex | www.tordex.com
38: DATASHEET: IoT Boards and Modules – A New Era of Connectivity and Intelligence, By Caleb Smith
ADLINK: www.adlinktech.com/Products/Computer_on_Modules/COM-HPC_Mini_Module/COM-HPC-mMTL
DIGI: www.digi.com/resources/library/data-sheets/digi-xbee-3-global-lte-cat-4-development-kit-datas
Infineon: www.infineon.com/dgdl/Infineon-SHIELD_XENSIV_A_UG-UserManual-v02_00-EN.pdf?fileId=8ac78c8c93956f5001939dcf496b4bc4
Nordic Semiconductor: www.nordicsemi.com/-/media/Software-and-other-downloads/Product-Briefs/Nordic-Thingy91-X-PB-1.0.pdf
NVIDIA: https://nvdam.widen.net/s/zkfqjmtds2/jetson-orin-datasheet-nano-developer-kit-3575392-r2
Qualcomm: www.qualcomm.com/developer/hardware/rb3-gen-2-development-kit
STMicroelectronics: www.st.com/resource/en/datasheet/stm32wba62ci.pdf
Texas Instruments: www.ti.com/lit/gpn/cc3301mod
X-ES: https://www.xes-inc.com/products/sbcs/xpedite7770
42: EMBEDDED SYSTEM ESSENTIALS: Experimenting with CHERI on the Sonata Board, By Colin O’Flynn
RESOURCES
CHERI Alliance | https://cheri-alliance.org
Sonata | www.sunburst-project.org
SOURCES
Sonata System Documentation: https://lowrisc.github.io/sonata-system/index.html
Sonata Software Getting Started: https://lowrisc.github.io/sonata-software/doc/getting-started.html
Sonata Software Hardware Access Control Tutorial: https://lowrisc.github.io/sonata-software/exercises/hardware_access_control/index.html
CHERIoT Programmer’s Guide: https://cheriot.org/book/
48: PICKING UP MIXED SIGNALS: Implementing the Matter Protocol – Using the Arduino Nano Matter or Sparkfun Thing Plus Matter Boards, By Brian Millier
REFERENCES
[1] EFR32XG24 Wireless SoC Reference manual: https://www.silabs.com/documents/public/reference-manuals/efr32xg24-rm.pdf
[2] A simple GUI-O application example which I ported over to the Arduino Nano Matter/MGM240S MCU: https://www.gui-o.com/examples/gui-o-and-boards
RESOURCES
Arduino | www.arduino.cc
Sparkfun | www.sparkfun.com
62: TECH THE FUTURE: The Future of Cryptography – PQCryptoLib-Embedded and the Quantum Threat, By Michele Sartori
RESOURCES
www.PQShield.com
Circuit Cellar's editorial team comprises professional engineers, technical editors, and digital media specialists. You can reach the Editorial Department at editorial@circuitcellar.com, @circuitcellar, and facebook.com/circuitcellar
Caleb Smith is a passionate technology enthusiast who joined the Circuit Cellar team as Editor-in-Chief in 2025, where he brings a fresh perspective to the world of embedded electronics. His academic journey began in mechanical engineering, where he developed a strong foundation in problem-solving and innovation. He later pursued studies in emergency medicine to fulfill his desire to help others, honing his analytical skills and ability to think on his feet.
Caleb has explored various facets of technology, including robotics and language development, allowing him to blend creativity with technical knowledge. His writing reflects a deep curiosity and an eagerness to engage with the latest advancements in the field.
When he’s not immersed in the latest tech trends, Caleb enjoys traveling to new destinations and indulging his passion for film as a self-proclaimed cinephile. His diverse interests and unique background fuel his commitment to making Circuit Cellar a leading voice in the industry.
