Electronics | Amateur radio | Nerdy Stuff
VK4GHZ 7.0″ Nextion firmware for the K3NG Rotator Controller receives an update dated 2022-05-03.
This is a typo fix only on the about page for the 7.0″ version only.
Thank you to David, 4X1DG for … Read more...
Adam noticed that his G-5500 was moving Clock-Wise every time the system was powering on. If the rotor were installed up on the tower, this would not have been so obvious, except that the rotor … Read more...
VK4GHZ Nextion firmware for the K3NG Rotator Controller receives an update dated 2021-10-23.
This update works in conjunction with Anthony Good’s, K3NG, latest release of rotator controller Arduino code, version 2021.10.19.04.
What’s New?
… Read more...V2021-10-23
How long does it take a Nextion / TJC HMI to power up, and be ready to receive data from your MCU?
If you’re relying on delays at the MCU side before talking to the … Read more...
Adam’s Yaesu G-5500 stopped working 🙁
Meter lamps came on, but non responsive otherwise.
An open circuit diode was found, D3, so no 0V GND rail existed.
Easy to find using an ordinary DMM.
A … Read more...
Update 03-May-2022: V2022-05-03 fixes typo error on About page in 7.0″ version
Nextion for K3NG Rotator Controller features:
Available for:
• NX8048K070 7.0″ Enhanced HMI
• NX8048K050 5.0″ Enhanced HMI
• NX4832K035 3.5″ Enhanced … Read more...
This update introduces a new page for a large Azimuth only gauge.
Two alternate Azimuth gauge backgrounds can accommodate both close-in terrestrial VHF/UHF work or world-wide HF operation.
Change log:
V2021-06-29 Note: * This… Read more...
Adam walks you through how to fix ‘Crazy Mouse’ syndrome.
This is when your PC misinterprets serial NMEA GPS data as mouse data by the serial port enumerator, resulting in erratic mouse cursor activity.
… Read more...
In the next VK4GHZ Nextion for K3NG Rotator Controller NX4832K035 release (V2021-05-21) I’ll include the ability to toggle between the standard Big Az Gauge and your own custom gauge background.
This was inspired by the … Read more...
In the next VK4GHZ Nextion for K3NG Rotator Controller NX8048K050 release (V2021-05-21) I’ll include the ability to toggle between the standard Big Az Gauge and your own custom gauge background.
This was inspired by the … Read more...
Both 3.5″ and 5.0″ Nextion touchscreens for the K3NG Rotator Controller receive an update.
This release also introduces a new “no frills” version for the NX4024_K032 3.2″ Enhanced Nextion HMI.
Change log:
V2021-05-10 Already!… Read more...
Both 3.5″ and 5.0″ Nextion touchscreens for the K3NG Rotator Controller receive an update.
Change log as follows:
V2021-04-06-01 Change: • Splash page - timer 'tmrReadySC' (that waits xxx mS before expecting to see global… Read more...
Both 3.5″ and 5.0″ Nextion touchscreens for the K3NG Rotator Controller receive an update.
Change log as follows:
V2021-03-23-01
New: • BigGauges page featuring larger Az/El gauges. Intended for manual (non tracking) operation ie; similar… Read more...
Adam looks at why the 13V rail appearing on the Yaesu G-5500’s External Control connector drops so much when a Rotator Controller board and 5.0″ Nextion are powered off this rail.
The rear of the … Read more...
Will the VK4GHZ K3NG-based controller boards work with a Yaesu G-5400 and G-5600 system, or anything else?
I’ve been asked this on more than one occasion!
Short answer: Yes the G-5400, G-5600 and G-5500DC … Read more...
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