Posts Tagged ‘testing’

Playing with a surplus E-ink module

Wednesday, May 3rd, 2017

Sjaak @ writes: When I was in China last year I sourced a couple of small E-ink displays (GDEH0124S01) through Taobao. They were simple ones with 8 14 segment characters. After some searching on the Chinese website from the manufacturer I found the datasheet. It was by all means...

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Posted in testing | 5 Comments »

Testing the Shinyei PPD42NS

Tuesday, August 18th, 2015

From the comments on our Arduino dust sensor post,  KH writes: The sensor can obviously measure dust concentrations, it also has to be placed and set up properly, and it gives useful readings. For hobby users like most of us, obviously calibration to specific or absolute standards will be almost...

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Posted in Arduino, sensors | 5 Comments »

Testing the new reduced-sized ICSP connector

Monday, December 17th, 2012

This week we received a batch of PCBs and amongst them was the latest revision of our USB TFT breakoutboard. This board is the first board that features a new ICSP footprint, which occupies less space on the PCB and should improve testing and programming times at Seeed. (more…)

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Posted in #liveupdates, demonstrations, Development, manufacturing, programmers, Prototypes, testing | 16 Comments »

Test buffer logic for Bus Blaster v3

Thursday, May 3rd, 2012

A test buffer for the CPLD on the experimental Bus Blaster v3 is now available in the forum. The self test passed, but it needs more real-world testing. If you built a Bus Blaster v3 free PCB please give it a try and report how it went. Bus Blaster v3...

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Posted in Bus Blaster | No Comments »

Dangerous DSO part 5: Testing and conclusions

Friday, May 13th, 2011

It's the last day of our week-long Dangerous DSO adventure. Yesterday we simulated the analog front-end and found a few changes to test. First, we're going to increase the ADC buffer gain to 2. That should make vertical offset adjustment easier. Second, we're going to try a more refined input...

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Posted in Development, FPGA, oscilloscope, Prototypes | 17 Comments »

Bus Pirate v4 hardware self-test

Tuesday, October 12th, 2010

Bus Pirate v4 just passed the hardware self-test. A test firmware will be available soon. So far we've implemented: USB connection Main IO pins Hardware I2C On-board EEPROM, with I2C edit mode v4 hardware self-test Function button Extra axillary pins New LEDs Next we're going to address a bug in...

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Posted in BP v4, Bus Pirate | No Comments »

Bus Pirate v4 firmware alpha – alive!

Monday, October 11th, 2010

Bus Pirate v4 is alive! Bus Pirate firmware v5.9 is running on the new Bus Pirate v4 hardware with direct PIC-based USB connection. It started out slow because USB support is hacked into replacements for the existing serial port functions, but the latest SVN version is working great. BPv4 doesn't...

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Posted in BP v4, Bus Pirate | 1 Comment »

Recent Comments

  • KH: TPS62200 will get him to under 15uA, a bit better than the 20-30uA he mentioned. I would try the same thing. Switch some resistors in...
  • KH: Yeah, it's an end-user thing. Very few people would spend hundreds of hours on this kind of project and sustain it. It's more or less...
  • Max: Not quite a dinosaur if you've seen Big Hero 6 though... wait. You've watched it with your kids, didn't you? That's cheating...! ;) One of...
  • Edward Mallon: A visiting researcher dropped by our humble basement workshop with questions about the physical skill level students would need if they added one of our...
  • KH: And that looks really expensive... Only browsed the vid though, I'm an dinosaur so I had the sound off too. Nice of him to open-source...