Article Materials and Resources

April (issue #345) Circuit Cellar

Click here for the Circuit Cellar article code archive

p.6: Build a Prescription Reminder: Using Raspberry Pi, By Devlin Gualtieri

[1]  Raspian Download Page

US FDA Medical Devices Website

microEngineering Labs PIC Basic Professional

Microchip Technology |
Raspberry Pi Foundation |

Author links:
Dr. Gualtieri writes a science and technology blog at He is the author of three science fiction novels, and books about science and mathematics. See for details.

p.14: IoT Monitoring System for Commercial Fridges: Using LoRa Technology,
By Tyler Canton, Akio Yasu, Trevor Ford and Luke Vinden

[1] US. Dept of. Energy, “Amount of food waste in the United States in 2017, by source (in million wet tons),” Statista – The Statistics Portal, 2017.
[2] A. F. N. M. Martin Gooch, “Food Waste in Canada,” George Morris Centre, November 2010.
[3] Maxim Integrated Products, “DS18B20 Datasheet,” Maxim Integrated Products, I2018.

Raspberry Pi 3 Model B
Raspberry Pi Trading |

RFM95W LoRa TRX Module
RF Solutions |

PIC24FJ64GA704 Microcontroller
Microchip Technology |

915 MHz Dome Antenna
Linx Technologies Inc. |

10.1” Resistive LCD Touch Screen w/ HDMI Interface
Waveshare |

Analog Devices |
Altium |
Coilcraft |
Linx Technologies |
Maxim Integrated |
Microchip Technology |
ON Semiconductor |
Raspberry Pi Trading |
RF Solutions |
Waveshare |

p. 22: High-Voltage Differential Probe: Amplifiers in Action, By Andrew Levido

To make your own label sticker for the differential probe, a pdf with the artwork is available on the Circuit Cellar code & files download webpage

ADA4817 Op Amp
Analog Devices

LM6611 Op Amp, TPS65133 Dual Boost Switcher
Texas Instruments

MAX1555 Dual-Input, 1-Cell Li+ Battery Charger
Maxim Integrated

Analog Devices |
Maxim Integrated |
Texas Instruments |

p. 28: Build a PIC32-Based Recording Studio: Music from Micros,
By Radhika Chinni, Brandon Quinlan and Raymond Xu

[1] ECE 4760 Course Website:
[2] PIC32 Pinout:
[3] Bruce Land- Protothreads:
[4] SPI:


  1. Microphone: Digikey 102-1720-ND
  2. MicroStickII
  3. PIC32MX250F128B
  4. TFT LCD
  5. Piano C Major Scale:
  6. Guitar C Major Scale:
  7. Bass C Major Scale:
  8. Various Drum Sounds:

PIC32 Family Reference Manual:

PIC32 Peripheral Libraries for MPLAB C32 Compiler:

PS1024ALRED Push Button Datasheet:

CMA-6542PF Microphone Datasheet:

MCP6242 Op Amp Datasheet:

Digi-Key |
Mathworks |
Microchip Technology |

Here is the YouTube video of the project:

p.34: Drone Video Technologies are Flying High: Cameras, Boards and Kits,
By Jeff Child

Aerialtronics |
Aetina |
FLIR Systems |
Gumstix |
Intel |
Intrinsyc Technologies |
Lucint Systems |
Nvidia |
Qualcomm |

p.40: Low-Power Wireless Solutions Feed IoT Edge Needs: Integration Meets Innovation, By Jeff Child

Cypress Semiconductor |
Microchip Technology |
Nordic Semiconductor |
Semtech |
STMicroelectronics |
Texas Instruments |

p.46: PRODUCT FOCUS: 32-Bit Microcontrollers: Wireless Workhorse,
By Jeff Child

Analog Devices |
Cypress Semiconductor |
Infineon Technologies |
Maxim Integrated |
Microchip Technology |
NXP Semiconductor |
Renesas Electronics America |
STMicroelectronics |
Texas Instruments |

p.50: EMBEDDED IN THIN SLICES: Bluetooth Mesh (Part 2):
Provisioning Pondered,
By Bob Japenga

[1] The images are both public domain and no copyright from
[2]Bluetooth SIG’s glossary of terms:

p.54: THE CONSUMMATE ENGINEER: Improving Software Quality: By the Book,
By George Novacek

[1] Software Engineering Body of Knowledge SWEBOK

p.58: THE DARKER SIDE: The Art of Current Probing: Mindful Measuring,
By Robert Lacoste

EasyPIC V7 development board

U1253B multimeter

WaveRunner 610Zi oscilloscope

Teledyne LeCroy DA1822A differential amplifier

Tektronix P6042 current probe (obsolete)

I-prober 520 positional current probe

“Teardown: The Tektronix P6042 current probe is a classic” Paul Rako -October 04, 2016, EDN Network–The-Tektronix-P6042-current-probe-is-a-classic

Aim-TTi |
Keysight |
Microchip Technology |
MikroElektronika |
Tektronix |
Teledyne Lecroy |

p.66: FROM THE BENCH: Building an All-in-One Serial Terminal:
               With a Tiny Touchscreen, By Jeff Bachiochi

gen4-IoD-24T:  2.4″ TFT LCD module with Resistive Touch
4D Systems

Paul Eilio

GFX4d-master\Examples\_4Dos –              in the GFX4d Library
This intrigued me.  So I played with it for a while and realized I could be stripped of the BASIC interpreter and I would have the guts of just what I was looking for.  Thanks to the unknown author.-J.B,

Arduino Library Reference

4D Systems |
Espressif Systems |

p.79: The Future of Robotics: Dealing with Challenges and Tradeoffs
in Motion Control, 
By James English

Energid Technologies |


Article Materials for Circuit Cellar Magazine Issue 345 • April 2019 — Get a PDF of the Issue

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April (issue #345) Circuit Cellar

by Circuit Cellar Staff time to read: 4 min