hw/telemetrum
13 months agofix short between fire_a and fire_b that sadly made it to v4.0 production master
Bdale Garbee [Wed, 22 Feb 2023 20:54:32 +0000 (13:54 -0700)]
fix short between fire_a and fire_b that sadly made it to v4.0 production

13 months agoelide dangling trace found by AC fab-v4.0
Bdale Garbee [Sat, 18 Feb 2023 21:04:18 +0000 (14:04 -0700)]
elide dangling trace found by AC

16 months agoimprove copper to try and avoid 0.003 min spacing cost increase
Bdale Garbee [Thu, 8 Dec 2022 17:05:42 +0000 (10:05 -0700)]
improve copper to try and avoid 0.003 min spacing cost increase

16 months agomark beeper as a noload, too samd21 quote-v4.0
Bdale Garbee [Thu, 1 Dec 2022 20:13:53 +0000 (13:13 -0700)]
mark beeper as a noload, too

16 months agospecify use of MAX-8C for TM v4.0 build
Bdale Garbee [Thu, 1 Dec 2022 20:01:57 +0000 (13:01 -0700)]
specify use of MAX-8C for TM v4.0 build

16 months agolose redundant vias by GPS module
Bdale Garbee [Mon, 21 Nov 2022 16:52:08 +0000 (09:52 -0700)]
lose redundant vias by GPS module

17 months agomore copper cleanups
Bdale Garbee [Sun, 6 Nov 2022 06:07:27 +0000 (00:07 -0600)]
more copper cleanups

17 months agoreduce size of solder mask openings on USB connector tabs
Bdale Garbee [Sun, 6 Nov 2022 06:00:48 +0000 (00:00 -0600)]
reduce size of solder mask openings on USB connector tabs

17 months agofix vddcore (pin 43) wiring, adding 1uF from that pin to ground
Bdale Garbee [Sun, 6 Nov 2022 05:51:17 +0000 (23:51 -0600)]
fix vddcore (pin 43) wiring, adding 1uF from that pin to ground

19 months agoroute complete, drc more or less clean
Bdale Garbee [Fri, 16 Sep 2022 04:27:23 +0000 (23:27 -0500)]
route complete, drc more or less clean

19 months agowork in progress
Bdale Garbee [Tue, 23 Aug 2022 02:42:21 +0000 (20:42 -0600)]
work in progress

20 months agomove back to TDK piezo beeper
Bdale Garbee [Thu, 18 Aug 2022 02:23:31 +0000 (22:23 -0400)]
move back to TDK piezo beeper

20 months agoswitch to available comparator package
Bdale Garbee [Thu, 18 Aug 2022 02:07:30 +0000 (22:07 -0400)]
switch to available comparator package

2 years agoshrink soldermask opening around GPS patch pad to avoid shorts fab-v4.0-proto-2
Bdale Garbee [Tue, 25 Jan 2022 17:17:27 +0000 (10:17 -0700)]
shrink soldermask opening around GPS patch pad to avoid shorts

2 years agoturn on solder paste for USB connector tabs
Bdale Garbee [Tue, 25 Jan 2022 17:08:23 +0000 (10:08 -0700)]
turn on solder paste for USB connector tabs

2 years agofix mounting hole thermal
Bdale Garbee [Tue, 25 Jan 2022 17:04:11 +0000 (10:04 -0700)]
fix mounting hole thermal

2 years agoimprove copper
Bdale Garbee [Mon, 24 Jan 2022 17:33:42 +0000 (10:33 -0700)]
improve copper

2 years agoroute complete, drc clean
Bdale Garbee [Mon, 24 Jan 2022 09:35:56 +0000 (02:35 -0700)]
route complete, drc clean

2 years agowork in progress
Bdale Garbee [Mon, 24 Jan 2022 01:25:32 +0000 (18:25 -0700)]
work in progress

2 years agomove to 7/5 signal traces, 10/25/5 signal vias
Bdale Garbee [Mon, 24 Jan 2022 00:53:33 +0000 (17:53 -0700)]
move to 7/5 signal traces, 10/25/5 signal vias

2 years agocopper poly around USB connector for maximum adhesion, etc
Bdale Garbee [Mon, 24 Jan 2022 00:47:29 +0000 (17:47 -0700)]
copper poly around USB connector for maximum adhesion, etc

2 years agowork in progress
Bdale Garbee [Mon, 24 Jan 2022 00:40:27 +0000 (17:40 -0700)]
work in progress

2 years agoresolve all schematic DRC errors (mostly NC pins), rename serial nets
Bdale Garbee [Sun, 23 Jan 2022 18:55:13 +0000 (11:55 -0700)]
resolve all schematic DRC errors (mostly NC pins), rename serial nets

2 years agoalso connect accel int lines
Bdale Garbee [Sun, 23 Jan 2022 18:44:53 +0000 (11:44 -0700)]
also connect accel int lines

2 years agoFlip TXD/RXD to GPS chip
Keith Packard [Sun, 23 Jan 2022 04:22:28 +0000 (20:22 -0800)]
Flip TXD/RXD to GPS chip

SERCOM can't send TXD to pad 1, only 0 or 2.

Signed-off-by: Keith Packard <keithp@keithp.com>
2 years agoschematic at "first cut" level for sam21d
Bdale Garbee [Sun, 23 Jan 2022 03:26:34 +0000 (20:26 -0700)]
schematic at "first cut" level for sam21d

2 years agowork in progress .. lots and lots of copper cleanups prior to SOC routing
Bdale Garbee [Sat, 22 Jan 2022 21:56:41 +0000 (14:56 -0700)]
work in progress .. lots and lots of copper cleanups prior to SOC routing

2 years agomove board design to updated 4-layer template, move to latest 11071 footprint
Bdale Garbee [Sat, 22 Jan 2022 20:36:23 +0000 (13:36 -0700)]
move board design to updated 4-layer template, move to latest 11071 footprint

3 years agorationalize screw strip value against preferred-parts v3.0
Bdale Garbee [Fri, 18 Sep 2020 23:25:31 +0000 (17:25 -0600)]
rationalize screw strip value against preferred-parts

3 years agomove LDO bulk cap to same 1206 footprint part used on *Mega to save money
Bdale Garbee [Fri, 18 Sep 2020 19:30:15 +0000 (13:30 -0600)]
move LDO bulk cap to same 1206 footprint part used on *Mega to save money

3 years agolet attribs be automatically handled
Bdale Garbee [Mon, 18 May 2020 20:59:03 +0000 (14:59 -0600)]
let attribs be automatically handled

4 years agomove to MAX-8Q GPS module, fix ADXL375 metadata fab-v3.0
Bdale Garbee [Thu, 3 Oct 2019 18:41:34 +0000 (12:41 -0600)]
move to MAX-8Q GPS module, fix ADXL375 metadata

4 years agodrop 'boot0' netname now that resistor is gone, so net remains 'GND'
Bdale Garbee [Thu, 3 Oct 2019 17:30:30 +0000 (11:30 -0600)]
drop 'boot0' netname now that resistor is gone, so net remains 'GND'

4 years agoAdd slots in outline layer for USB connector stakes keithp-master
Keith Packard [Thu, 26 Sep 2019 20:20:43 +0000 (13:20 -0700)]
Add slots in outline layer for USB connector stakes

Copied data from EasyMega

Signed-off-by: Keith Packard <keithp@keithp.com>
4 years agopcb passes DRC now
Bdale Garbee [Wed, 25 Sep 2019 06:45:02 +0000 (00:45 -0600)]
pcb passes DRC now

4 years agoupdate copyright year and board version in silk
Bdale Garbee [Tue, 17 Sep 2019 06:59:20 +0000 (00:59 -0600)]
update copyright year and board version in silk

4 years agoroute complete, needs DRC and DFM work yet
Bdale Garbee [Fri, 16 Aug 2019 15:29:43 +0000 (09:29 -0600)]
route complete, needs DRC and DFM work yet

4 years agoupdated parts placement on pcb .. not routed yet
Bdale Garbee [Fri, 16 Aug 2019 06:23:35 +0000 (00:23 -0600)]
updated parts placement on pcb .. not routed yet

4 years agomove to 4ucon 11071 micro USB connector
Bdale Garbee [Fri, 16 Aug 2019 05:59:39 +0000 (23:59 -0600)]
move to 4ucon 11071 micro USB connector

4 years agomove to ADXL375
Bdale Garbee [Fri, 16 Aug 2019 05:58:53 +0000 (23:58 -0600)]
move to ADXL375

4 years agoworking on TeleMetrum v3.0 .. first step, move to cc1200
Bdale Garbee [Fri, 16 Aug 2019 05:52:58 +0000 (23:52 -0600)]
working on TeleMetrum v3.0 .. first step, move to cc1200

4 years agomove workflow from gEDA to lepton-eda -> pcb-rnd
Bdale Garbee [Fri, 16 Aug 2019 05:44:58 +0000 (23:44 -0600)]
move workflow from gEDA to lepton-eda -> pcb-rnd

4 years agoSwitch pyro series resistors to 1k
Keith Packard [Sat, 27 Jul 2019 23:51:02 +0000 (16:51 -0700)]
Switch pyro series resistors to 1k

This limits the current through the comparator to 3.3mA when it fires
to make sure the gate voltage on the FET is low enough.

Signed-off-by: Keith Packard <keithp@keithp.com>
4 years agoshould at least move the schematic version assertion from 1.9 to 2.0!
Bdale Garbee [Wed, 8 May 2019 22:58:30 +0000 (16:58 -0600)]
should at least move the schematic version assertion from 1.9 to 2.0!

6 years agodrop lipo charge current to 400mA
Bdale Garbee [Sun, 1 Apr 2018 04:09:25 +0000 (22:09 -0600)]
drop lipo charge current to 400mA

6 years agodeliver both silkscreens
Bdale Garbee [Thu, 15 Mar 2018 16:29:42 +0000 (10:29 -0600)]
deliver both silkscreens

6 years agobe consistent about thermaling mounting holes on UHF end of the board
Bdale Garbee [Mon, 7 Aug 2017 03:57:38 +0000 (20:57 -0700)]
be consistent about thermaling mounting holes on UHF end of the board

8 years agomove to preferred parts database fab-v2.0b2
Bdale Garbee [Mon, 26 Oct 2015 03:00:10 +0000 (12:00 +0900)]
move to preferred parts database

8 years agomore attribute updates for preferred parts
Bdale Garbee [Mon, 26 Oct 2015 02:49:48 +0000 (11:49 +0900)]
more attribute updates for preferred parts

8 years agoregularize metadata on saw filter for preferred parts database
Bdale Garbee [Mon, 26 Oct 2015 02:44:35 +0000 (11:44 +0900)]
regularize metadata on saw filter for preferred parts database

8 years agomove to new attribs file for preferred parts database
Bdale Garbee [Mon, 26 Oct 2015 02:36:01 +0000 (11:36 +0900)]
move to new attribs file for preferred parts database

9 years agoBuy STM32L151CBU6 from newark
Keith Packard [Sun, 26 Oct 2014 22:21:06 +0000 (15:21 -0700)]
Buy STM32L151CBU6 from newark

avnet is out of stock this week

Signed-off-by: Keith Packard <keithp@keithp.com>
9 years agoSwitch to Mouser for LM293QT parts fab-v2.0b
Keith Packard [Sun, 26 Oct 2014 21:28:19 +0000 (14:28 -0700)]
Switch to Mouser for LM293QT parts

Digikey is out of stock

Signed-off-by: Keith Packard <keithp@keithp.com>
9 years agoUpdate 5.1pF and 10pF caps to available Murata part numbers
Keith Packard [Sun, 26 Oct 2014 20:43:50 +0000 (13:43 -0700)]
Update 5.1pF and 10pF caps to available Murata part numbers

5.1 pF changes from DK part 490-3208-1-ND to 490-5945-1-ND
10  pF changes from DK part 490-1278-1-ND to 490-5921-1-ND

Signed-off-by: Keith Packard <keithp@keithp.com>
9 years agoupdate copyright year in the silk
Bdale Garbee [Sun, 26 Oct 2014 19:54:24 +0000 (13:54 -0600)]
update copyright year in the silk

9 years agomove GPS chip and SAW filter 30 mils farther from GPS patch pin
Bdale Garbee [Mon, 15 Sep 2014 16:55:08 +0000 (10:55 -0600)]
move GPS chip and SAW filter 30 mils farther from GPS patch pin

10 years agoadd code to emit pdf schematics and artwork
Bdale Garbee [Sat, 15 Feb 2014 23:17:17 +0000 (16:17 -0700)]
add code to emit pdf schematics and artwork

10 years agoupdate BOM to reflect actual accel part we're using
Bdale Garbee [Thu, 16 Jan 2014 01:39:18 +0000 (18:39 -0700)]
update BOM to reflect actual accel part we're using

10 years agopull inner layers back 15 mils from board edge per AC fab-v2.0
Bdale Garbee [Fri, 27 Dec 2013 05:29:07 +0000 (22:29 -0700)]
pull inner layers back 15 mils from board edge per AC

10 years agoupdate capacitor part numbers to match currently available parts
Bdale Garbee [Fri, 27 Dec 2013 05:27:39 +0000 (22:27 -0700)]
update capacitor part numbers to match currently available parts

10 years agolose the "pad" in the GPS patch footprint quote-v2.0
Bdale Garbee [Thu, 19 Dec 2013 22:26:50 +0000 (15:26 -0700)]
lose the "pad" in the GPS patch footprint

10 years agomark all through-hole parts as no-load for AC build of v2.0
Bdale Garbee [Thu, 19 Dec 2013 22:17:59 +0000 (15:17 -0700)]
mark all through-hole parts as no-load for AC build of v2.0

10 years agoforward annotate component attributes to pcb file
Bdale Garbee [Wed, 11 Dec 2013 08:46:27 +0000 (01:46 -0700)]
forward annotate component attributes to pcb file

10 years agoupdate PCB silk to say version 2.0
Bdale Garbee [Wed, 11 Dec 2013 08:44:52 +0000 (01:44 -0700)]
update PCB silk to say version 2.0

10 years agoupdate u-blox part number
Bdale Garbee [Wed, 11 Dec 2013 06:24:30 +0000 (23:24 -0700)]
update u-blox part number

10 years agouse 4ucon screw terminal strip, cheaper patch that works
Bdale Garbee [Mon, 9 Dec 2013 07:29:05 +0000 (00:29 -0700)]
use 4ucon screw terminal strip, cheaper patch that works

10 years agoRoute beeper pin change
Keith Packard [Tue, 20 Aug 2013 16:40:00 +0000 (09:40 -0700)]
Route beeper pin change

Signed-off-by: Keith Packard <keithp@keithp.com>
Conflicts:
telemetrum.sch

10 years agohook beeper to a timer output at Keith's request
Bdale Garbee [Tue, 20 Aug 2013 17:12:40 +0000 (11:12 -0600)]
hook beeper to a timer output at Keith's request

10 years agoAdd DK and Mouser BOM generators
Keith Packard [Mon, 12 Aug 2013 08:59:46 +0000 (10:59 +0200)]
Add DK and Mouser BOM generators

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoclean up silk, etc fab-phoenix
Bdale Garbee [Fri, 9 Aug 2013 18:23:32 +0000 (14:23 -0400)]
clean up silk, etc

10 years agofix stm footprint via clearance issue, etc
Bdale Garbee [Fri, 9 Aug 2013 17:47:03 +0000 (13:47 -0400)]
fix stm footprint via clearance issue, etc

10 years agosignificant placement and copper rework in the UHF section
Bdale Garbee [Fri, 9 Aug 2013 14:37:07 +0000 (08:37 -0600)]
significant placement and copper rework in the UHF section

10 years agomore copper shoving
Bdale Garbee [Thu, 8 Aug 2013 16:07:42 +0000 (10:07 -0600)]
more copper shoving

10 years agoMove SPI bus wiring from E of cc1120 to W.
Keith Packard [Thu, 8 Aug 2013 09:29:57 +0000 (11:29 +0200)]
Move SPI bus wiring from E of cc1120 to W.

This leaves a cleaner ground plane under the RF section, and reduces
the possibility of RF interference on the SPI link.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoAdd more grounding under 70cm RF section
Keith Packard [Thu, 8 Aug 2013 09:05:25 +0000 (11:05 +0200)]
Add more grounding under 70cm RF section

Expand "power" plane to the edges of the board.
Add ground plane on the top and signal layers.
Stitch things together.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoa number of copper tweaks .. more to do tomorrow
Bdale Garbee [Thu, 8 Aug 2013 07:47:55 +0000 (01:47 -0600)]
a number of copper tweaks .. more to do tomorrow

10 years agoChange comparator dividers to hit 3.52V v_ldo_in before shutting down igniter
Keith Packard [Wed, 7 Aug 2013 15:11:45 +0000 (17:11 +0200)]
Change comparator dividers to hit 3.52V v_ldo_in before shutting down igniter

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoChange resistors to panasonic. Change LED current limit to 1k.
Keith Packard [Wed, 7 Aug 2013 13:42:10 +0000 (15:42 +0200)]
Change resistors to panasonic. Change LED current limit to 1k.

Yeah, yeah, two changes, one patch.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoSplit power plane to provide ground under 70cm RF section
Keith Packard [Tue, 6 Aug 2013 13:38:21 +0000 (15:38 +0200)]
Split power plane to provide ground under 70cm RF section

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoroute complete
Keith Packard [Mon, 5 Aug 2013 17:55:54 +0000 (19:55 +0200)]
route complete

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoClean up DRC errors
Keith Packard [Mon, 5 Aug 2013 17:42:08 +0000 (19:42 +0200)]
Clean up DRC errors

A few traces were a bit too close

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoCheckout - 16 rats left, but a few DRC errors
Keith Packard [Mon, 5 Aug 2013 15:39:20 +0000 (17:39 +0200)]
Checkout - 16 rats left, but a few DRC errors

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoSwapped the comparator slots
Keith Packard [Mon, 5 Aug 2013 08:41:42 +0000 (10:41 +0200)]
Swapped the comparator slots

This makes the layout easier, lining the comparator outputs with the
FET inputs.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoFinish first route of SPI links to flash. Route USB.
Keith Packard [Mon, 5 Aug 2013 08:26:39 +0000 (10:26 +0200)]
Finish first route of SPI links to flash. Route USB.

The east side of the board is pretty close to route complete.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agoRouted GPS serial and MS5607 SPI lines.
Keith Packard [Mon, 5 Aug 2013 07:19:49 +0000 (09:19 +0200)]
Routed GPS serial and MS5607 SPI lines.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agothermal the other two mounting holes
Bdale Garbee [Mon, 5 Aug 2013 06:12:34 +0000 (00:12 -0600)]
thermal the other two mounting holes

10 years agoupdate pcb to reflect removal of C600
Bdale Garbee [Mon, 5 Aug 2013 06:04:21 +0000 (00:04 -0600)]
update pcb to reflect removal of C600

10 years agoMerge branch 'master' of ssh://git.gag.com/scm/git/hw/telemetrum
Bdale Garbee [Mon, 5 Aug 2013 06:02:17 +0000 (00:02 -0600)]
Merge branch 'master' of ssh://git.gag.com/scm/git/hw/telemetrum

10 years agoomit spurious bypass cap
Bdale Garbee [Mon, 5 Aug 2013 06:01:59 +0000 (00:01 -0600)]
omit spurious bypass cap

10 years agoKeithp's attempt at starting to route this board
Keith Packard [Mon, 5 Aug 2013 04:59:21 +0000 (06:59 +0200)]
Keithp's attempt at starting to route this board

Everything is placed, some things are routed.

Signed-off-by: Keith Packard <keithp@keithp.com>
10 years agosnapshot
Bdale Garbee [Sun, 4 Aug 2013 19:53:48 +0000 (13:53 -0600)]
snapshot

10 years agothe CPU is a lot cheaper at Avnet than at DK
Bdale Garbee [Sun, 4 Aug 2013 17:40:24 +0000 (11:40 -0600)]
the CPU is a lot cheaper at Avnet than at DK

10 years agoswitch to taoglas 18.4 patch
Bdale Garbee [Sun, 4 Aug 2013 08:10:07 +0000 (02:10 -0600)]
switch to taoglas 18.4 patch

10 years agosnapshot
Bdale Garbee [Thu, 1 Aug 2013 03:37:30 +0000 (21:37 -0600)]
snapshot

10 years agopassive patch only, simplify GPS reset as per latest TeleMega results
Bdale Garbee [Thu, 30 May 2013 04:27:44 +0000 (22:27 -0600)]
passive patch only, simplify GPS reset as per latest TeleMega results

10 years agochange radio to cc1120
Bdale Garbee [Thu, 30 May 2013 04:24:02 +0000 (22:24 -0600)]
change radio to cc1120

10 years agodata sheets that matter should be in the shared repo
Bdale Garbee [Sun, 5 May 2013 15:32:48 +0000 (09:32 -0600)]
data sheets that matter should be in the shared repo

10 years agowork done on CLE->DEN flight
Bdale Garbee [Sun, 5 May 2013 15:31:18 +0000 (09:31 -0600)]
work done on CLE->DEN flight

10 years agolock holes and usb connector placement
Bdale Garbee [Sun, 5 May 2013 14:02:44 +0000 (08:02 -0600)]
lock holes and usb connector placement

10 years agosnapshot
Bdale Garbee [Sun, 5 May 2013 04:03:17 +0000 (22:03 -0600)]
snapshot