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TCLKIN

A collection of 5 posts

gps

Beaglebone Cape for NS-T, revision 2

I'm testing the second revision of this cape now. Schematic is on github (left: rev1, right: rev2) It's working much better than rev1, but time will tell if it has the same frequency

  • Dan Drown
1 min read
gps

Update on Beaglebone Cape for Navspark NS-T

The cape has been running for 5 days now. I've been tweaking the system to see if I can get it stable. So far, the local clock looks like this: The red line

  • Dan Drown
2 min read
navspark

Beaglebone Cape for Navspark NS-T

Goal My next goal in the quest for a better NTP server is to improve the TCLKIN source. Previously, I was experimenting with TCXO's. I bought a Navspark NS-T (a timing-grade GPS receiver)

  • Dan Drown
3 min read
gps

TCXO + Beaglebone Black, part 2

Starting from the previous TCXO modification, I wanted to get a 24MHz TCXO working. Trial #1 I bought a set of three undocumented 24MHz TCXO's off ebay for $6. I was hoping that

  • Dan Drown
4 min read
navspark

TCXO + Beaglebone Black

I've added support for an external clock (TCLKIN) to the Beaglebone Black timer driver. Setup I used what I had on hand to test it. I setup a Navspark microcontroller to send a

  • Dan Drown
2 min read
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