From 10/09/2011 to 11/07/2011
- 08:32 AM Revision cec2aa8e: Fixed silkscreen ugliness in power board
- Went through layout and changed ugly names and values to good ones.
Moved text off of vias and pads and out from unde...
- 07:39 AM Revision 7a4f167f: Adjusted position of VUSB decoupling cap
- 07:22 AM Revision b5b699df: Increased widths of several high-current traces
- Mostly GND around charging circuit and gas gauge
- 06:06 AM Revision 2951343e: Decreased trace width between gas gauge resistors
- Decreased width of trace between 49.9KOhm resistors in gas gauge voltage
divider to reduce noise.
- 06:02 AM Revision d2b7d4f7: Widened battery and charger traces
- Widened to 20 mils some traces that come from the battery and charger
connectors, because they carry higher currents.
- 05:46 AM Revision f01b49cf: Added ground poly under charger IC
- Added polygon under LT3650 IC and updated it to new device from kwoo
library. It now has effectively both a ground pa...
- 05:28 AM Revision 38c9810d: Widened traces, moved gas gauge power supply
- Widened traces that carry VBATT. Lined up decoupling capacitors for LDOs
with their connected LDO ports. Rerouted var...
- 04:29 AM Revision 6328aca1: Rerouted decoupling caps and pullup around AVR
- Rerouted decoupling capacitors and new pullup resistor around AVR to
increase trace width for power inputs and decrea...
- 03:41 AM Revision 1637ab5d: Fixed USB circuit problems
- Routed USB_TX and USB_RX more directly. Put decoupling capacitors on FTDI
chips closer to the inputs they decouple.
- 08:06 PM Revision 0b2acc15: Changed center ground pad for DS2786 and LT3650
- Changed ground pads for packages 10MSOP and 12TDFN to have through-hole
pads on the bottom instead of SMD pads. Updat...
- 07:12 PM Revision 1bc70a1f: Updated power test schematic
- Based on feedback from Kevin, added a pullup resistor to !PWR_INT and
decoupling caps to the LDO providing VCC.
- 09:40 AM Revision 0f8a07ab: Minimized possible inductive loop in power board
- Moved trace driving FAULTLED to minimize area of inductive loop in
vicinity of charger.
- 09:21 AM Revision e5134b5f: Finished power board routing (first attempt)
- Routed all signals on power test board. There are no airwires, and the
board passes DRC. I believe I have kept the in...
- 08:33 AM Revision aa7ee9ae: Partially routed charger on power test board
- Routed some of the signals connected to the charger IC on the power test
- 08:07 AM Revision d468084c: Routed gas gauge on power board
- Routed signals attached to fuel gauge on power board.
- 03:40 AM Revision 1e62ac51: Started to route LDO signals
- Started routing the signals attached to one of the LDOs.
- 03:10 AM Revision ebfa6fb9: Finished routing AVR and FTDI, started pushbutton
- Finished routing signals connected to AVR and FTDI on power test board.
Started routing signals attached to pushbutto...
- 01:56 AM Revision 8b6cb5d4: Routed USB circuit and most of AVR on power board
- Routed most of the signals connecting the USB port, FTDI chip, and AVR.
- 10:46 PM Revision 1a5559b0: Changed USB port drill holes back to spec
- Looked at mini USB port with Dan. Observed that corner drill holes are
supposed to be multiple drills right next to e...
- 07:05 PM Revision 30d533fe: Preliminary power board placement complete
- Placed all parts on power test board in what I believe will be their
approximate final locations. No routing done yet...
- 06:17 PM Revision 9180be39: Partial placement of power board
- Placed AVR, FTDI chip, and USB port on power test board, along with
their accessory components. They are probably pre...
- 05:29 PM Revision 00c7cdb1: Changed IO voltage for FTDI IC on power board
- Changed VCCIO input for FTDI chip on power test board from USB_VCC to
internally generated 3.3V signal. This should h...
- 04:00 PM Revision 344a6bf3: Fixed ERC errors from unconnected wires
- Some wires created in the previous few commits were not actually
connected to the pins they ended at. I fixed them.
- 03:20 PM Revision 13790121: Changed Schematic
- Tied USB Shield pin to ground
- 03:09 PM Revision 168d92e6: Changed Schematic
- Added activity LED's to the FT232 chip using the TXLED and RXLED pins
- 03:00 PM Revision 53d8e950: Changed Schematic Per Kevin Woo's Email
- Changed U5 VSS from GND to VBATT_GND
Added GND PIN connection to ISP header
Switched USB_TX and USB_RX pins on the...
- 02:39 PM Revision eed7abeb: Updated Schematic File
- Added missing capacitor between Vin and GND in the charge circuit.
- 02:14 PM Revision 9b2f29ed: Fixed some schematic errors identified by the ERC.
- Connected capacitor C12 which apeared connected but was actually
Approved error of VCC being connect t...
- 06:39 PM Revision 90591b4b: Undo accidental extraction of zipped Gerber files
- Restored compressed Gerber files from commit
6bcd5b932bde03c525653653638fddd5251a5705 after they were accidently
- 06:10 PM Revision 33c4366f: Updated DS2786 footprint in kwoo library
- Updated package footprint for DS2786 in kwoo.lbr based on recommended
land placement in datasheet for DFN10 package. ...
- 05:09 PM Revision 51b65a87: Increased mini-USB plug drill hole size
- Imported MINI-USB- device from Hirose Connectors library into kwoo
library. In UX60-MB-5S8 package, increased drill h...
- 03:12 PM Revision fc0c916c: Updated inductor package for power board
- Created new package and device in library for MPI4040 inductor to be
used in power test board. Updated part on power ...
- 04:10 AM Revision 109296da: Fixed GND pad on LT3650 charger IC
- LT3650 package in kwoo.lbr had a polygon around a through-hole pad to
approximate a large SMD pad connected by a via ...
- 02:57 AM Revision 4327ce8c: Updated design rules for power board
- Updated design rules for power board to match DorkbotPDX specifications.
This removed some of the DRC errors for the ...
- 12:42 AM Revision d3af95cc: Added new charger and pushbutton controller parts
- Added LT3650 and LTC2954 to kwoo.lbr. Kevin sent me an updated library
with these parts previously, but I mistakenly ...
- 11:52 PM Revision a7a07a86: Disapproved DRC errors on power board
- Disapproved of previously approved DRC errors for power board. They are
apparently legitimate problems that need to b...
- 10:32 PM Revision 072e0990: powerboard placed, needs routing
- 05:28 AM Revision 6bcd5b93: Fixed gas gauge and charging components
- Added extra decoupling capacitor between battery voltage and ground next
to charging circuit to allow board to run wi...
- 03:34 AM Revision cbe8706d: Added missing components around AVR on power board
- Added ISP header, pullup resistor for AVR reset line, and decoupling
capacitors for AVR power lines. Connected ISP he...
- 02:37 AM Revision cb409f92: Finished USB interface on power board
- Added decoupling capacitors to FTDI chip, changed signaling VCC from USB
VCC to AVR VCC so that AVR can signal to FTD...
- 07:15 PM Revision 8c16f5aa: Started to add USB port to power board
- Added USB port and USB-UART converter to power board schematic. I think
the converter has enough hooked up to it to r...
- 05:10 AM Revision 107d33d7: Shorted GND to BATT_GND in power schematic
- Connected GND and BATT_GND to eachother using a 0 Ohm resistor. I want
to keep the signals separate to ease routing, ...
- 04:35 AM Revision 9f7d5c6f: Fixed ERC errors
- Added some missing junctions and a missing label. Approved "no value"
warnings for parts for which a value would be n...
- 03:24 AM Revision f6a93a04: Started making kwoo's recommended changes
- Made changes to charging circuit: Connected CLP to VIN on U1. Added
diodes to charge BOOST capacitor from battery and...
- 03:13 AM Revision aa3e7f85: Update prefixes and names for two parts
- Updated prefixes for DS2786 and MP1702 in kwoo.lbr to U so that Eagle
won't use the default prefix, U$, for them. Als...
- 05:03 AM Revision 680676e5: Added pullup resistors and an LED to power test
- Added pullup resistors for I2C connections to power test board. Also
added a diagnostic LED to indicate when the AVR ...
- 04:20 AM Revision 0d19b5ca: First draft of power testing circuit schematic
- Fleshed out power testing circuit. It is still missing a few things, and
I don't understand every little bit of it, b...
- 11:59 PM Revision 94e948f2: Updated charging test circuit from kwoo library
- Ran update command in charging_test.sch to update parts from kwoo.lbr.
- 10:27 PM Revision acbd1e46: Updated kwoo.lbr with previous kwoo changes
- A few months ago, Kevin sent me a new version of kwoo.lbr. Updated
kwoo.lbr with these changes (using the Eagle updat...
- 09:10 PM Revision 5a7bbf4c: fixing last 13 angle problem in drc
- don't really know how to fix the last one.
worked on right bottom on both top layer and bottom layer
- 05:32 PM Revision cf5c3070: Fixed some of the paths which are at unusual angles
- 05:03 PM Revision ca0c1be9: fixing some of the angle problems in scoutfly.sch
- 04:18 PM Revision 0f971c62: Revert "Test commit"
- This reverts commit d2d61ecc68a436f01f7f85756ca0709399543268.
Test revert for demonstration purposes.
- 04:16 PM Revision d2d61ecc: Test commit
- Created a new file for demonstration purposes.
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