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git.gag.com Git - hw/telemetrum/log
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
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
Bdale Garbee [Wed, 18 Mar 2009 06:55:03 +0000 (00:55 -0600)]
capture Makefile changes before branching
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
Bdale Garbee [Sun, 1 Mar 2009 17:56:31 +0000 (10:56 -0700)]
C8 had wrong DigiKey part number in metadata
Bdale Garbee [Fri, 26 Dec 2008 21:52:29 +0000 (14:52 -0700)]
argh, typo
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
Bdale Garbee [Fri, 26 Dec 2008 09:11:57 +0000 (02:11 -0700)]
open up clearances on the holes in the cc1111 footprint
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
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
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
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
Bdale Garbee [Wed, 24 Dec 2008 01:31:45 +0000 (18:31 -0700)]
fix via mask clearance issues -- clean report from freedfm.com!
Bdale Garbee [Wed, 24 Dec 2008 01:30:48 +0000 (18:30 -0700)]
fix for regexp problem when pcb is named
Bdale Garbee [Wed, 24 Dec 2008 01:30:09 +0000 (18:30 -0700)]
panelization tools from DJ's directory on gedasymbols.org
Bdale Garbee [Tue, 23 Dec 2008 23:51:40 +0000 (16:51 -0700)]
adding more silkscreen labels
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
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
Bdale Garbee [Tue, 23 Dec 2008 21:03:37 +0000 (14:03 -0700)]
fix bottom layer ground plane around SMA connector, too!
Bdale Garbee [Tue, 23 Dec 2008 21:01:35 +0000 (14:01 -0700)]
updated netlist and pin names to match current schematic
Bdale Garbee [Tue, 23 Dec 2008 20:55:55 +0000 (13:55 -0700)]
ground plane around SMA connector corrected
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
Bdale Garbee [Tue, 23 Dec 2008 08:56:50 +0000 (01:56 -0700)]
fix several mask clearance issues
Bdale Garbee [Tue, 23 Dec 2008 08:28:16 +0000 (01:28 -0700)]
keep traces farther away from mounting holes, just for safety
Bdale Garbee [Tue, 23 Dec 2008 08:00:12 +0000 (01:00 -0700)]
tweaks identified during design review online with keithp
Bdale Garbee [Tue, 23 Dec 2008 06:37:30 +0000 (23:37 -0700)]
improved SuperSOT3 footprints
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
Bdale Garbee [Tue, 23 Dec 2008 03:28:36 +0000 (20:28 -0700)]
fixes for DFM issues
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
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
Bdale Garbee [Sun, 21 Dec 2008 07:16:58 +0000 (00:16 -0700)]
remove SMA connector from solder paste gerber layer
Bdale Garbee [Sat, 20 Dec 2008 23:42:35 +0000 (16:42 -0700)]
tweaks before putting out for broader review
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
Bdale Garbee [Sat, 20 Dec 2008 15:46:27 +0000 (08:46 -0700)]
correct pin numbering on SOT23-5 footprint
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
Bdale Garbee [Sat, 20 Dec 2008 05:30:13 +0000 (22:30 -0700)]
update reference designators in pcb, and clean up resulting silk positioning
Bdale Garbee [Sat, 20 Dec 2008 04:57:53 +0000 (21:57 -0700)]
updated reference designators on schematic
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
Bdale Garbee [Fri, 19 Dec 2008 04:56:27 +0000 (21:56 -0700)]
no showstoppers in freedfm.com output any more
Bdale Garbee [Fri, 19 Dec 2008 01:52:08 +0000 (18:52 -0700)]
fix up a couple pad and mask dimension issues
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
Bdale Garbee [Thu, 18 Dec 2008 01:51:45 +0000 (18:51 -0700)]
restore footprint attributes for the FETs
Bdale Garbee [Thu, 18 Dec 2008 01:51:17 +0000 (18:51 -0700)]
move temp sensor to avoid cp2103 debug interface when connected
Bdale Garbee [Wed, 17 Dec 2008 17:48:06 +0000 (10:48 -0700)]
add TAPR OHL license file
Bdale Garbee [Mon, 15 Dec 2008 07:58:22 +0000 (00:58 -0700)]
passes DRC in pcb, sent out to freedfm.com for analysis
Bdale Garbee [Sat, 13 Dec 2008 13:21:34 +0000 (06:21 -0700)]
dual ejection connector footprints, picoblade or screw terminal strip
Bdale Garbee [Thu, 11 Dec 2008 21:37:40 +0000 (14:37 -0700)]
move to four mounting holes, vertical battery connector
Bdale Garbee [Thu, 11 Dec 2008 15:41:24 +0000 (08:41 -0700)]
replaced serial connector with vertical through-hole picoblade variant
Bdale Garbee [Thu, 11 Dec 2008 02:19:46 +0000 (19:19 -0700)]
preparing to play some layout mind-games
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
Bdale Garbee [Mon, 8 Dec 2008 23:21:51 +0000 (16:21 -0700)]
working on pcb layout, initial parts placement done
Bdale Garbee [Sun, 7 Dec 2008 15:56:56 +0000 (08:56 -0700)]
rename project to 'telemetrum'
Bdale Garbee [Fri, 5 Dec 2008 09:36:13 +0000 (02:36 -0700)]
tweaking footprints, etc, as we get close to starting PCB layout
Bdale Garbee [Fri, 5 Dec 2008 01:43:22 +0000 (18:43 -0700)]
add attributes to the new charge pump chip
Bdale Garbee [Fri, 5 Dec 2008 01:29:00 +0000 (18:29 -0700)]
sort reference designators in bill of materials
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
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
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
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
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
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
Bdale Garbee [Tue, 18 Nov 2008 05:54:49 +0000 (22:54 -0700)]
snapshot before removing 18g accelerometer
Bdale Garbee [Tue, 18 Nov 2008 01:40:39 +0000 (18:40 -0700)]
adding 50g accelerometer circuit back in
Bdale Garbee [Tue, 18 Nov 2008 01:02:38 +0000 (18:02 -0700)]
snapshot before insertion
Bdale Garbee [Mon, 10 Nov 2008 05:05:02 +0000 (21:05 -0800)]
DigiKey part numbers for everything, some footprints still bogus
Bdale Garbee [Sun, 9 Nov 2008 04:28:52 +0000 (20:28 -0800)]
functionally complete, perhaps? messy designators, etc, still to resolve
Bdale Garbee [Sat, 8 Nov 2008 05:05:41 +0000 (21:05 -0800)]
cpu section more or less complete
Bdale Garbee [Sat, 8 Nov 2008 04:33:51 +0000 (20:33 -0800)]
initial snapshot after moving out of openalt directory