hw/telemetrum
14 years agosnapshot of work in process mn5010hs origin/mn5010hs
Bdale Garbee [Fri, 23 Oct 2009 12:34:12 +0000 (21:34 +0900)]
snapshot of work in process

14 years agosnapshot
Bdale Garbee [Thu, 22 Oct 2009 06:47:22 +0000 (15:47 +0900)]
snapshot

14 years agowork in process on revising the pcb artwork for v0.2
Bdale Garbee [Mon, 12 Oct 2009 18:29:30 +0000 (12:29 -0600)]
work in process on revising the pcb artwork for v0.2
does not yet reflect picoblade to picoflex connector change
does not yet have USB connector moved in from edge
not convinced there's enough mechanical clearance around the 5010 yet

14 years agotweaking
Bdale Garbee [Sun, 11 Oct 2009 04:48:52 +0000 (22:48 -0600)]
tweaking

14 years agoupdating schematic to capture current thinking towards v0.2
Bdale Garbee [Sun, 11 Oct 2009 04:04:39 +0000 (22:04 -0600)]
updating schematic to capture current thinking towards v0.2

14 years agorevert pcb artwork to v0.1 for now
Bdale Garbee [Sat, 10 Oct 2009 22:47:03 +0000 (16:47 -0600)]
revert pcb artwork to v0.1 for now

14 years agorestored beeper replacing one LED, numerous small changes
Bdale Garbee [Sat, 10 Oct 2009 22:44:55 +0000 (16:44 -0600)]
restored beeper replacing one LED, numerous small changes

14 years agopondering TP guts and such in Notebook file
Bdale Garbee [Sat, 10 Oct 2009 13:57:29 +0000 (07:57 -0600)]
pondering TP guts and such in Notebook file

14 years agoDigiKey orders
Bdale Garbee [Tue, 15 Sep 2009 23:46:13 +0000 (17:46 -0600)]
DigiKey orders

14 years agoplaced another DigiKey parts order
Bdale Garbee [Sat, 8 Aug 2009 13:55:02 +0000 (07:55 -0600)]
placed another DigiKey parts order

Also ordered 100 pieces MAX1555 at $1.34/ea plus shipping directly from Maxim
since DigiKey still isn't stocking them for some reason.

14 years agoPCB changes to account for FET swap
Bdale Garbee [Tue, 25 Aug 2009 22:40:02 +0000 (16:40 -0600)]
PCB changes to account for FET swap

14 years agomove from FDN335N discrete FETs to FDS9926A dual FET for ejection control
Bdale Garbee [Tue, 25 Aug 2009 20:10:01 +0000 (14:10 -0600)]
move from FDN335N discrete FETs to FDS9926A dual FET for ejection control

14 years agowork in progress
Bdale Garbee [Thu, 6 Aug 2009 21:31:28 +0000 (15:31 -0600)]
work in progress

14 years agodocument gps default settings with a text note
Bdale Garbee [Tue, 30 Jun 2009 04:44:35 +0000 (01:44 -0300)]
document gps default settings with a text note

14 years agomake gps default be 4k8 NMEA just like SF board, since we can change using the
Bdale Garbee [Tue, 30 Jun 2009 04:21:30 +0000 (01:21 -0300)]
make gps default be 4k8 NMEA just like SF board, since we can change using the
protocol to SIRF at higher rate if desired

14 years agoadd a silk screen block near the GPS antenna for recording serial number
Bdale Garbee [Wed, 3 Jun 2009 14:59:06 +0000 (08:59 -0600)]
add a silk screen block near the GPS antenna for recording serial number

14 years agoclear out planes under the GPS antenna
Bdale Garbee [Tue, 2 Jun 2009 09:59:08 +0000 (03:59 -0600)]
clear out planes under the GPS antenna

14 years agoworking on layout with GPS ... add 0.25 inches to length, all parts placed
Bdale Garbee [Tue, 2 Jun 2009 09:40:58 +0000 (03:40 -0600)]
working on layout with GPS ... add 0.25 inches to length, all parts placed

14 years agowork in progress on schematics and notes for version with GPS aboard
Bdale Garbee [Tue, 2 Jun 2009 00:50:35 +0000 (18:50 -0600)]
work in progress on schematics and notes for version with GPS aboard

14 years agoadd J7 serial connector back in as optional, fix pinout to match SparkFun
Bdale Garbee [Mon, 1 Jun 2009 22:54:50 +0000 (16:54 -0600)]
add J7 serial connector back in as optional, fix pinout to match SparkFun
tiny GPS boards since they're the most likely off-board things to attach

14 years agocapture Notebook in git, add SMA option to GPS receiver
Bdale Garbee [Mon, 1 Jun 2009 22:47:49 +0000 (16:47 -0600)]
capture Notebook in git, add SMA option to GPS receiver

14 years agofix all DRC issues
Bdale Garbee [Wed, 27 May 2009 23:50:06 +0000 (17:50 -0600)]
fix all DRC issues

14 years agoembed all the parts
Bdale Garbee [Wed, 27 May 2009 23:18:12 +0000 (17:18 -0600)]
embed all the parts

14 years agoadded GPS receiver ... not all part attributes present yet
Bdale Garbee [Wed, 27 May 2009 23:15:01 +0000 (17:15 -0600)]
added GPS receiver ... not all part attributes present yet

14 years agoeverything on the post-Mayhem to-do list except adding the GPS and antenna
Bdale Garbee [Wed, 27 May 2009 20:42:34 +0000 (14:42 -0600)]
everything on the post-Mayhem to-do list except adding the GPS and antenna

14 years agoeliminate beeper and temp sensor in favor of offboard SPI support
Bdale Garbee [Wed, 27 May 2009 19:31:05 +0000 (13:31 -0600)]
eliminate beeper and temp sensor in favor of offboard SPI support

15 years agoadd connector for SPI channel to talk to companion boards
Bdale Garbee [Wed, 22 Apr 2009 19:05:31 +0000 (13:05 -0600)]
add connector for SPI channel to talk to companion boards

15 years agoadd a text note regarding R14/15, R21/22 values on v0.1 reworked boards
Bdale Garbee [Mon, 30 Mar 2009 14:36:23 +0000 (08:36 -0600)]
add a text note regarding R14/15, R21/22 values on v0.1 reworked boards

15 years agofix for igniter continuity sense, requires adding a resistor from each sense
Bdale Garbee [Fri, 27 Mar 2009 07:54:27 +0000 (01:54 -0600)]
fix for igniter continuity sense, requires adding a resistor from each sense
line to ground to establish a voltage divider so that we don't overdrive the
ADC inputs.  values chosen to allow up to 15V pyro battery.

15 years agoreplace debug connector with a 5-pin Molex 1.25mm pitch box header, with
Bdale Garbee [Tue, 24 Mar 2009 15:41:41 +0000 (09:41 -0600)]
replace debug connector with a 5-pin Molex 1.25mm pitch box header, with
pinout changed to allow back to back mating of two TeleMetrum boards using
one to debug code on the other ... NEEDS REVIEW

15 years agoWe need to be able to control the chip select input on the SPI EEPROM part.
Bdale Garbee [Wed, 18 Mar 2009 07:02:12 +0000 (01:02 -0600)]
We need to be able to control the chip select input on the SPI EEPROM part.
To free up a gpio for this, we lose the ability to put the accel into self
test mode.  Change made to schematic only, title block updated for v0.2

15 years agocapture Makefile changes before branching
Bdale Garbee [Wed, 18 Mar 2009 06:55:03 +0000 (00:55 -0600)]
capture Makefile changes before branching

15 years agofix DigiKey part numbers on C7, C14, C15, and C16, all of which were wrong
Bdale Garbee [Sun, 1 Mar 2009 19:52:49 +0000 (12:52 -0700)]
fix DigiKey part numbers on C7, C14, C15, and C16, all of which were wrong

15 years agoC8 had wrong DigiKey part number in metadata
Bdale Garbee [Sun, 1 Mar 2009 17:56:31 +0000 (10:56 -0700)]
C8 had wrong DigiKey part number in metadata

15 years agoargh, typo
Bdale Garbee [Fri, 26 Dec 2008 21:52:29 +0000 (14:52 -0700)]
argh, typo

15 years agoupdat DigiKey part numbers of 2 caps from 1206 to 0402 parts
Bdale Garbee [Fri, 26 Dec 2008 21:26:43 +0000 (14:26 -0700)]
updat DigiKey part numbers of 2 caps from 1206 to 0402 parts

15 years agoopen up clearances on the holes in the cc1111 footprint fab-v0.1
Bdale Garbee [Fri, 26 Dec 2008 09:11:57 +0000 (02:11 -0700)]
open up clearances on the holes in the cc1111 footprint

15 years agoholes in ground tab under CC1111 changed to solidly connect to ground plane
Bdale Garbee [Fri, 26 Dec 2008 07:24:31 +0000 (00:24 -0700)]
holes in ground tab under CC1111 changed to solidly connect to ground plane

15 years agomajor update of CC1111 footprint to get mask and paste layers right
Bdale Garbee [Fri, 26 Dec 2008 05:52:56 +0000 (22:52 -0700)]
major update of CC1111 footprint to get mask and paste layers right

15 years agopart and via shoves and other solder mask improvements from Andrew's review
Bdale Garbee [Fri, 26 Dec 2008 00:30:42 +0000 (17:30 -0700)]
part and via shoves and other solder mask improvements from Andrew's review

15 years agoadd gate resistors, and swap FET drain and source to match corrected schematic
Bdale Garbee [Wed, 24 Dec 2008 06:42:28 +0000 (23:42 -0700)]
add gate resistors, and swap FET drain and source to match corrected schematic

15 years agofix via mask clearance issues -- clean report from freedfm.com!
Bdale Garbee [Wed, 24 Dec 2008 01:31:45 +0000 (18:31 -0700)]
fix via mask clearance issues -- clean report from freedfm.com!

15 years agofix for regexp problem when pcb is named
Bdale Garbee [Wed, 24 Dec 2008 01:30:48 +0000 (18:30 -0700)]
fix for regexp problem when pcb is named

15 years agopanelization tools from DJ's directory on gedasymbols.org
Bdale Garbee [Wed, 24 Dec 2008 01:30:09 +0000 (18:30 -0700)]
panelization tools from DJ's directory on gedasymbols.org

15 years agoadding more silkscreen labels
Bdale Garbee [Tue, 23 Dec 2008 23:51:40 +0000 (16:51 -0700)]
adding more silkscreen labels

15 years agoimprove layout around CC1111 and get traces at least 10 mils from board edge
Bdale Garbee [Tue, 23 Dec 2008 23:41:53 +0000 (16:41 -0700)]
improve layout around CC1111 and get traces at least 10 mils from board edge

15 years agofreshen U5 footprint to better match measured part dimensions ... data sheet
Bdale Garbee [Tue, 23 Dec 2008 22:12:39 +0000 (15:12 -0700)]
freshen U5 footprint to better match measured part dimensions ... data sheet
has conflicting information, and the footprint in the datasheet is just wrong

15 years agofix bottom layer ground plane around SMA connector, too!
Bdale Garbee [Tue, 23 Dec 2008 21:03:37 +0000 (14:03 -0700)]
fix bottom layer ground plane around SMA connector, too!

15 years agoupdated netlist and pin names to match current schematic
Bdale Garbee [Tue, 23 Dec 2008 21:01:35 +0000 (14:01 -0700)]
updated netlist and pin names to match current schematic

15 years agoground plane around SMA connector corrected
Bdale Garbee [Tue, 23 Dec 2008 20:55:55 +0000 (13:55 -0700)]
ground plane around SMA connector corrected

15 years agomucho rework to fix accelerometer and SMA footprints, add planes around SMA,
Bdale Garbee [Tue, 23 Dec 2008 18:04:09 +0000 (11:04 -0700)]
mucho rework to fix accelerometer and SMA footprints, add planes around SMA,
and so on.  also added labels for the various connectors on the back

15 years agofix several mask clearance issues
Bdale Garbee [Tue, 23 Dec 2008 08:56:50 +0000 (01:56 -0700)]
fix several mask clearance issues

15 years agokeep traces farther away from mounting holes, just for safety
Bdale Garbee [Tue, 23 Dec 2008 08:28:16 +0000 (01:28 -0700)]
keep traces farther away from mounting holes, just for safety

15 years agotweaks identified during design review online with keithp
Bdale Garbee [Tue, 23 Dec 2008 08:00:12 +0000 (01:00 -0700)]
tweaks identified during design review online with keithp

15 years agoimproved SuperSOT3 footprints
Bdale Garbee [Tue, 23 Dec 2008 06:37:30 +0000 (23:37 -0700)]
improved SuperSOT3 footprints

15 years agopull planes back to 10 mils from pcb edges to avoid shorts
Bdale Garbee [Tue, 23 Dec 2008 05:38:33 +0000 (22:38 -0700)]
pull planes back to 10 mils from pcb edges to avoid shorts

15 years agofixes for DFM issues
Bdale Garbee [Tue, 23 Dec 2008 03:28:36 +0000 (20:28 -0700)]
fixes for DFM issues

15 years agouse v_lipo not 3.3V for input to the 5V charge-pump regulator
Bdale Garbee [Sun, 21 Dec 2008 19:47:48 +0000 (12:47 -0700)]
use v_lipo not 3.3V for input to the 5V charge-pump regulator

15 years agoadd a pullup on the cc1111 RESET_N input even though we probably don't need it
Bdale Garbee [Sun, 21 Dec 2008 08:08:51 +0000 (01:08 -0700)]
add a pullup on the cc1111 RESET_N input even though we probably don't need it

15 years agoremove SMA connector from solder paste gerber layer
Bdale Garbee [Sun, 21 Dec 2008 07:16:58 +0000 (00:16 -0700)]
remove SMA connector from solder paste gerber layer

15 years agotweaks before putting out for broader review
Bdale Garbee [Sat, 20 Dec 2008 23:42:35 +0000 (16:42 -0700)]
tweaks before putting out for broader review

15 years agochange to 4-lead symbol for SMT crystal, and get the pin numbers right
Bdale Garbee [Sat, 20 Dec 2008 17:21:34 +0000 (10:21 -0700)]
change to 4-lead symbol for SMT crystal, and get the pin numbers right

15 years agocorrect pin numbering on SOT23-5 footprint
Bdale Garbee [Sat, 20 Dec 2008 15:46:27 +0000 (08:46 -0700)]
correct pin numbering on SOT23-5 footprint

15 years agoadd pin one spots in silkscreen for ICs that didn't have markings
Bdale Garbee [Sat, 20 Dec 2008 06:32:04 +0000 (23:32 -0700)]
add pin one spots in silkscreen for ICs that didn't have markings

15 years agoupdate reference designators in pcb, and clean up resulting silk positioning
Bdale Garbee [Sat, 20 Dec 2008 05:30:13 +0000 (22:30 -0700)]
update reference designators in pcb, and clean up resulting silk positioning

15 years agoupdated reference designators on schematic
Bdale Garbee [Sat, 20 Dec 2008 04:57:53 +0000 (21:57 -0700)]
updated reference designators on schematic

15 years agoadd project name, copyright, and license assertion to the bottom side silk
Bdale Garbee [Sat, 20 Dec 2008 03:31:49 +0000 (20:31 -0700)]
add project name, copyright, and license assertion to the bottom side silk

15 years agono showstoppers in freedfm.com output any more
Bdale Garbee [Fri, 19 Dec 2008 04:56:27 +0000 (21:56 -0700)]
no showstoppers in freedfm.com output any more

15 years agofix up a couple pad and mask dimension issues
Bdale Garbee [Fri, 19 Dec 2008 01:52:08 +0000 (18:52 -0700)]
fix up a couple pad and mask dimension issues

15 years agoadd solder mask clearance holes for all vias, fix sma vias to match others
Bdale Garbee [Fri, 19 Dec 2008 01:25:52 +0000 (18:25 -0700)]
add solder mask clearance holes for all vias, fix sma vias to match others

15 years agorestore footprint attributes for the FETs
Bdale Garbee [Thu, 18 Dec 2008 01:51:45 +0000 (18:51 -0700)]
restore footprint attributes for the FETs

15 years agomove temp sensor to avoid cp2103 debug interface when connected
Bdale Garbee [Thu, 18 Dec 2008 01:51:17 +0000 (18:51 -0700)]
move temp sensor to avoid cp2103 debug interface when connected

15 years agoadd TAPR OHL license file
Bdale Garbee [Wed, 17 Dec 2008 17:48:06 +0000 (10:48 -0700)]
add TAPR OHL license file

15 years agopasses DRC in pcb, sent out to freedfm.com for analysis
Bdale Garbee [Mon, 15 Dec 2008 07:58:22 +0000 (00:58 -0700)]
passes DRC in pcb, sent out to freedfm.com for analysis

15 years agodual ejection connector footprints, picoblade or screw terminal strip
Bdale Garbee [Sat, 13 Dec 2008 13:21:34 +0000 (06:21 -0700)]
dual ejection connector footprints, picoblade or screw terminal strip

15 years agomove to four mounting holes, vertical battery connector
Bdale Garbee [Thu, 11 Dec 2008 21:37:40 +0000 (14:37 -0700)]
move to four mounting holes, vertical battery connector

15 years agoreplaced serial connector with vertical through-hole picoblade variant
Bdale Garbee [Thu, 11 Dec 2008 15:41:24 +0000 (08:41 -0700)]
replaced serial connector with vertical through-hole picoblade variant

15 years agopreparing to play some layout mind-games
Bdale Garbee [Thu, 11 Dec 2008 02:19:46 +0000 (19:19 -0700)]
preparing to play some layout mind-games

15 years agoadd test points to two unconnected pins, fix pin numbers on dual LED symbol
Bdale Garbee [Mon, 8 Dec 2008 23:57:44 +0000 (16:57 -0700)]
add test points to two unconnected pins, fix pin numbers on dual LED symbol

15 years agoworking on pcb layout, initial parts placement done
Bdale Garbee [Mon, 8 Dec 2008 23:21:51 +0000 (16:21 -0700)]
working on pcb layout, initial parts placement done

15 years agorename project to 'telemetrum'
Bdale Garbee [Sun, 7 Dec 2008 15:56:56 +0000 (08:56 -0700)]
rename project to 'telemetrum'

15 years agotweaking footprints, etc, as we get close to starting PCB layout
Bdale Garbee [Fri, 5 Dec 2008 09:36:13 +0000 (02:36 -0700)]
tweaking footprints, etc, as we get close to starting PCB layout

15 years agoadd attributes to the new charge pump chip
Bdale Garbee [Fri, 5 Dec 2008 01:43:22 +0000 (18:43 -0700)]
add attributes to the new charge pump chip

15 years agosort reference designators in bill of materials
Bdale Garbee [Fri, 5 Dec 2008 01:29:00 +0000 (18:29 -0700)]
sort reference designators in bill of materials

15 years agoswitch 5V regulator to LTC part, use 33mA of its capacity to charge e-match cap
Bdale Garbee [Fri, 5 Dec 2008 01:27:58 +0000 (18:27 -0700)]
switch 5V regulator to LTC part, use 33mA of its capacity to charge e-match cap

15 years agoresequence ADC inputs to put highest rep rates on lowest numbered inputs
Bdale Garbee [Thu, 4 Dec 2008 23:43:38 +0000 (16:43 -0700)]
resequence ADC inputs to put highest rep rates on lowest numbered inputs

15 years agore-arrange pins to route both e-match sense lines to ADC inputs
Bdale Garbee [Thu, 4 Dec 2008 21:05:16 +0000 (14:05 -0700)]
re-arrange pins to route both e-match sense lines to ADC inputs

15 years agochanges in schematic inspired by PSAS design review. pull-downs on firing
Bdale Garbee [Thu, 4 Dec 2008 17:13:29 +0000 (10:13 -0700)]
changes in schematic inspired by PSAS design review.  pull-downs on firing
lines, connecting self-test pin on the accelerometer, tweaking voltage
dividers to make better use of ADC 3.3V input range, etc

15 years agothe MN5010HS needs more current than we can provide regulated, but can take
Bdale Garbee [Sun, 30 Nov 2008 14:39:28 +0000 (07:39 -0700)]
the MN5010HS needs more current than we can provide regulated, but can take
3.25 to 5.5 volts, so feed it directly from our LiPo battery

15 years agochange serial port to a 4-pin connector with 3.3VDC on fourth pin, to allow
Bdale Garbee [Sat, 29 Nov 2008 22:21:38 +0000 (15:21 -0700)]
change serial port to a 4-pin connector with 3.3VDC on fourth pin, to allow
possible integration of SparkFun MN5010HS GPS board

15 years agosnapshot before removing 18g accelerometer
Bdale Garbee [Tue, 18 Nov 2008 05:54:49 +0000 (22:54 -0700)]
snapshot before removing 18g accelerometer

15 years agoadding 50g accelerometer circuit back in
Bdale Garbee [Tue, 18 Nov 2008 01:40:39 +0000 (18:40 -0700)]
adding 50g accelerometer circuit back in

15 years agosnapshot before insertion
Bdale Garbee [Tue, 18 Nov 2008 01:02:38 +0000 (18:02 -0700)]
snapshot before insertion

15 years agoDigiKey part numbers for everything, some footprints still bogus
Bdale Garbee [Mon, 10 Nov 2008 05:05:02 +0000 (21:05 -0800)]
DigiKey part numbers for everything, some footprints still bogus

15 years agofunctionally complete, perhaps? messy designators, etc, still to resolve
Bdale Garbee [Sun, 9 Nov 2008 04:28:52 +0000 (20:28 -0800)]
functionally complete, perhaps?  messy designators, etc, still to resolve

15 years agocpu section more or less complete
Bdale Garbee [Sat, 8 Nov 2008 05:05:41 +0000 (21:05 -0800)]
cpu section more or less complete

15 years agoinitial snapshot after moving out of openalt directory
Bdale Garbee [Sat, 8 Nov 2008 04:33:51 +0000 (20:33 -0800)]
initial snapshot after moving out of openalt directory