#garfield Logs

Mar 19 2019

01:43 AM rue_mohr: no I was playing with a project directed at someone on twitter
01:47 AM rue_mohr: VFD driving
01:47 AM rue_mohr: used a arduino->595->uln2803->vfd
01:47 AM rue_mohr: did a scrolling message, not done that before
01:47 AM rue_mohr: its interesting how many layers I'm finding in display driving
01:47 AM rue_mohr: the micro 7 segment I charlieplexed was amusing cause I had to scan the segments
01:47 AM rue_mohr: http://ruemohr.org/~ircjunk/projects/micro7seg/p1110615.jpg
02:30 AM rue_bed2: --
03:28 PM zhanx: https://imgur.com/a/GQxycfI
03:28 PM zhanx: unbricking them is boring
03:29 PM zhanx: next is testing all the pins
05:36 PM Tom_L: what are those proto boards?
05:36 PM Tom_L: damn scrollback...
05:37 PM Tom_L: zhanx wtf is all that mess?
05:38 PM zhanx: bunch of particle photons
05:39 PM zhanx: STM32 ARM Cortex M3 microcontroller with wifi
08:16 PM zhanx: Tom_L, now that i have them all ready to use, I have no clue what i want to do with them
09:03 PM rue_mohr: zhanx, they were bricked?
09:04 PM zhanx: yep, when reading the documentation if you up loaded a a main with a loop in it, it would screw them up
09:05 PM zhanx: but i have a jtag to fix that
09:06 PM zhanx: it was the first gen bootloader issue on them
09:23 PM rue_mohr: huh
09:29 PM rue_shop1: https://www.electroschematics.com/wp-content/uploads/2012/11/12vdc-120vac-inverter.jpg
09:30 PM Tom_L: :-( no active leds on that one
09:33 PM rue_mohr: ?
09:33 PM rue_mohr: I'm going to try to use it to run a VFD screen, on another level
09:34 PM Tom_L: like the 555 schematic was
09:41 PM rue_mohr: :)
09:41 PM rue_mohr: its kinda hard to find that little circuit
10:17 PM zhanx: hmm think i might learn json
11:07 PM rue_mohr: its just ...
11:07 PM rue_mohr: <missing word>
11:07 PM rue_mohr: json is being used to replace XML
11:21 PM zhanx_ is now known as zhanx