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Posts Tagged ‘Paddle Clock’

Paddle Clock free PCB build

Wednesday, December 26th, 2012

Faultykyle built one module of the Paddle Clock, a clock kit project we worked on several years ago. The board consists of two 7-segment displays driven via tw0 '595 serial to parallel shift registers. The control and serial signals are routed to a PCB edge connecter, which was intended to...

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Posted in builds | 2 Comments »

Recent Comments

  • Drone: So these go for around $330 USD and NO published calibration procedure online or otherwise? Given what's inside - I don't think I'll be considering...
  • Pekka Akselin: This is ridiculous!? :-) We are back at 256(!) byte EPROMs that needed multiple, a handful, of voltages to run! :-(
  • KH: Let's try a back-of-envelope calc balancing energies. From MCP1700 datasheet, there are graphs for a 200mA load step. Estimate the energy shortfall as 12uJ. Say...
  • Daniel: It's been a week and my comment is still awaiting moderation. Apparently the CIA doesn't want their involvement known?
  • KH: Agree, so okay, I guess he must have learned from somewhere. 100nF and 1000uF is so far apart, that was jarring; it's more magic incantation...