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613 Commity
11 Gałęzie
4 Tagi
142 MiB
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116 Commity (7eef1f27832701586b3dc5e63690eb3e932d8e2a)

Autor SHA1 Wiadomość Data
Richard Meadows 7eef1f2783 [low-power-solar] complete IC section of partslist, board order 2016-03-30 15:18:40 +01:00
Richard Meadows b4a1c1945b [low-power-solar] add low power solar. Includes solar and aprs amplifier 2016-03-26 20:17:05 +00:00
Richard Meadows a572cc9ab6 [solar-breakout] replace LTC4071 -> LTC4070 as tested 2016-02-28 15:42:35 +00:00
Richard Meadows 98421a950b [solar-breakout] add Q1 and Q2 to partslist 2016-02-22 17:43:24 +00:00
Richard Meadows 0ff3738d92 [solar-breakout] Complete parts list 2016-02-10 23:30:53 +00:00
Richard Meadows 72b5250126 [low-power] v0.987.3 Added pull-down on WDI 2016-01-18 12:07:08 +00:00
Richard Meadows 905c15eb8c Added dimension 2015-12-25 11:51:26 +00:00
Richard Meadows 9ee4f34a35 Update solar breakout to yet another design 2015-12-24 13:32:45 +00:00
Richard Meadows 2082994732 [low-power] |v0.987.2|Low Power. Adjusted 100µF cap from 1210 to 1206 2015-12-23 12:13:19 +00:00
Richard Meadows e603656497 [low-power] |v0.987.1|Low Power. Switch LF Clock to XOSC32K pin from GCLK_IO[0]. Allows feed to any GCLK. Bit-bang i2c instead 2015-12-22 11:40:50 +00:00
Richard Meadows dbd1c20f08 [low-power] |v0.987.0|Low Power. Added 32kHz TCXO RC filters, replaced GPS LDO with MOSFET, remove IMU, vreg on b/out, update SE880 footprint, Watchdog, Radio, filter design 2015-12-21 17:27:56 +00:00
Richard Meadows c2287442ee Various bit rot on parts lists 2015-12-20 16:26:10 +00:00
Richard Meadows 9ea6762f70 Add existed flag to v0.986.8 2015-12-20 16:23:39 +00:00
Richard Meadows 7e5db9c36a low-power-breakout] Fix some bit-rot 2015-12-13 14:32:36 +00:00
Richard Meadows fc99b8eb32 [low-power] v0.986.8. Changed memory pads, GPS LDO and specified SAMD20E18A-MN with more flash and higher grade packaging 2015-12-01 18:01:46 +00:00
Richard Meadows 66cdfacc84 [low power] v0.986.7. Changed low power lf clock, added vreg on breakout for optional power testing 2015-11-22 20:25:35 +00:00
Richard Meadows aa3e48174c [low power] v0.986.6. Added LDO for GPS, LF TCXO for GPS 2015-11-22 16:05:49 +00:00
Richard Meadows b72a496f9f [low-power-side] v0.986.5 Added TS3006 low power clock 2015-11-17 21:45:24 +00:00
Richard Meadows 36b4b2a68a low-power-side v0.986.4. Added LIS2D accelerometer. Optional 2015-11-10 21:10:42 +00:00
Richard Meadows 5df1f87459 Low Power. Added L0'-C0' tank in paralell. Might work, should test 2015-11-06 23:25:03 +00:00
Richard Meadows 0a3061fc64 [low-power] Rearranged matching section 
Attempt to follow guidelines from silabs AN685 more closely
 2015-11-04 23:15:47 +00:00
Richard Meadows 2170e43b59 [low-power-side] Added 10k i2c pull ups 
v0.986.0 -> v0.986.1
 2015-11-02 21:23:35 +00:00
Richard Meadows 2e334b832a Added low-power breakout board for testing. 80x80mm 
"Possibly the worst pcb design in the world"
 2015-10-30 01:56:53 +00:00
Richard Meadows 56628b5735 [low-power-side] More work on board, vaguely complete. Added parts list 2015-10-28 21:31:13 +00:00
Richard Meadows 3495e08885 Add low-power SE880-based design with side mounted GPS antenna. v0.986.0 
Will side mounted attenna cause problems with fading as the payload rotates?
TODO: Labels, couple of airwires, more testing on current hardware
 2015-10-28 03:07:53 +00:00
Richard Meadows 32460ca389 Added hardware note for UBSEDS10-11 2015-10-28 03:01:08 +00:00
Richard Meadows 7e36fba32a Fix hw README table 2015-10-09 17:42:30 +01:00
Richard Meadows 1b2160ab5a Update partslist 2015-10-08 21:44:04 +01:00
Richard Meadows 4e24d6ce99 Hardware v0.985.3, reduce external thermistor holes to 0.5mm dia 2015-10-08 21:43:56 +01:00
Richard Meadows f3ad018de1 main-solar_simple: Updated board logos and gps antenna soldermask on v0.985.2 2015-09-30 01:17:37 +01:00
Richard Meadows ac04166b47 main-solar-simple: Fixed mouser part nr for wdt, fixed memory label on schematic 2015-09-29 21:51:57 +01:00
Richard Meadows 3003d0a953 Small board change.. 2015-09-22 13:25:37 +01:00
Richard Meadows 8c92ad7604 Update part name U9 2015-09-22 13:25:19 +01:00
Richard Meadows f3c82f23b5 Hardware V0.985.2, replaces BMP180 with MS5607 2015-09-21 12:20:23 +01:00
Richard Meadows 8c1395c9da Added DNP/0Ω for when using battery only on main-solar-simple 2015-09-18 20:34:09 +01:00
Richard Meadows 6b92d70edd Final board changes for solar/primary lithium AAA (v0.985.0) 2015-09-15 22:44:41 +01:00
Richard Meadows d78180bebb Added README describing hardware revisions 2015-09-15 19:30:01 +01:00
Richard Meadows dd01d68b69 Parts list complete for main-solar-simple (v0.985) 2015-09-15 19:27:46 +01:00
Richard Meadows f06145d96c Updated schematic labels, fixed R11 value 2015-09-15 16:36:33 +01:00
Richard Meadows 6acc92f3df Added new "simple" solar/primary design that just uses a LTC3105. Designed for use with a 1.5V primary lithium source. 
Parts list is work in progress.
 2015-09-15 16:25:22 +01:00
Richard Meadows 9c15bc4dde More work on LTC3105 / primary 3V lithium board. Still work in progress 
Needs solder pads and switch for 3V lithium battery.
 2015-09-14 21:56:46 +01:00
Richard Meadows 946fca7e4c Updated main tracker solar design to use a LTC3105 energy harvester for solar and a 3V primary lithium for backup. Work in Progress 2015-09-13 23:28:02 +01:00
Richard Meadows f27cbf760f Added vias though all the pads on the debug connector 2015-06-29 20:00:03 +01:00
Richard Meadows a4b336c1b5 Updated various sercom definitions 2015-06-28 17:37:57 +01:00
Richard Meadows 1458b0faab Fixed memory pin names to correspond with the datasheet 2015-06-28 16:49:14 +01:00
Richard Meadows 424382ba60 [Bugfix] Memory HOLD pin needs to be high. Also adjusted pad/cream size. Bump to V0.98x.1 2015-06-28 16:35:33 +01:00
Richard Meadows 5bab82aa84 Updated ferrites again 2015-06-19 15:28:31 +01:00
Richard Meadows 2cecf41c80 More parts updates 2015-06-19 15:14:09 +01:00
Richard Meadows 7b6be79144 Switch to wirewound hf choke, Update partslist 2015-06-19 14:37:24 +01:00
Richard Meadows 91ed07e671 Mouser alt parts 2015-06-19 13:42:01 +01:00