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Programming jig in progress, Badge Rev 1 ordered

A project log for Open Hardware Summit 2020 badge

Wristwatch form-factor conference badge

oshparkoshpark 02/10/2020 at 14:322 Comments

Programming jig:

@Alex Camilo is working on the programming jig:

https://twitter.com/alexcamilo/status/1225679359702265856

https://twitter.com/alexcamilo/status/1226026131075276800

New boards ordered

Many of the initial assembled r0 prototypes had shorts on I2C bus:

https://github.com/oshwabadge2020/Badge-PCB/issues/33

We believe this is because of bad footprint for U5 (the 9DoF).  I removed U5 from my prototype and the bus is no longer shorted.

I have ordered new 2x2 panel from OSH Park and new stencil from OSH Stencils.  SparkFun should have by the end of the week.

Here is the fixed footprint: Fixed PQFN24 footprint for accelerometer

CHALLENGES

I am behind on making a decision on:

Discussions

morgan wrote 02/11/2020 at 01:09 point

Wow that's a super tidy programming jig.

  Are you sure? yes | no

AVR (lordKiCAD) wrote 02/17/2020 at 22:51 point

Alex is one of the best engineers I know/met

  Are you sure? yes | no