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Newsletter November 4, 2026
From the Workbench: CAN Bus, SAE J1939, NMEA 2000, and OBD-II
Nov 4
•
Wilfried Voss
JCOM1939 Monitor Update Adds CAN Bus Diagnostics and Silent Mode
New firmware and Windows software are now available
Nov 4
•
Wilfried Voss
C++ for Embedded Systems
From language fundamentals to practical firmware development
Nov 3
•
Wilfried Voss
Testing NMEA 2000 Without a Boat
A practical approach to bringing marine data onto the workbench
Nov 3
•
Wilfried Voss
Monitoring NMEA 2000 with JCOM1939
Using an existing USB or Bluetooth gateway to inspect marine network traffic
Nov 3
•
Wilfried Voss
SAE J1939 vs. NMEA 2000: How Vehicle and Marine CAN Networks Differ
Shared CAN technology, different applications—and why the distinction matters
Nov 3
•
Wilfried Voss
Installing a J1939 Protocol Stack on the ESP32
Using ARD1939 and the Arduino IDE to build an embedded J1939 application
Nov 1
•
Wilfried Voss
Connecting NMEA 0183 and NMEA 2000
How the KC-2W converter helps older marine instruments communicate with newer electronics
Nov 1
•
Wilfried Voss
Simulating SAE J1939 Engine Data
Testing displays, gateways, and data loggers without a running diesel engine
Nov 1
•
Wilfried Voss
October 2026
OBD-II Is Not a Vehicle Control Interface
Understanding the difference between diagnostic access and the vehicle’s internal CAN communications
Oct 31
•
Wilfried Voss
Cheap Hardware, Expensive Assumptions
Why a low component price does not establish a profitable product—or a credible business plan.
Oct 31
•
Wilfried Voss
Raspberry Pi at Sea: The Real Cost
Why an affordable DIY marine computer becomes a different proposition when sold as a finished, supported product.
Oct 31
•
Wilfried Voss
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