Activity

From 03/17/2009 to 04/15/2009

04/15/2009

07:20 pm Revision 9777998e: Merge branch 'master' of jykong@roboclub8.frc.ri.cmu.edu:/home/svn/opm
James Kong
07:20 pm Revision edc65548: added the atmega168 datasheet
James Kong
05:22 pm Revision fc6c07af: Merge ssh://kwoo@roboclub8.frc.ri.cmu.edu/home/svn/opm
Kevin Woo
05:21 pm Revision 1334350d: Added top and bottom layout
Kevin Woo
12:02 am Revision 83b6d0aa: added experimental data presentation to repo
Chris Mar

04/14/2009

04:14 pm Revision c5eee256: relay node will pass on button and sonar statuses now
Chris Mar
04:13 pm Revision 516f2567: updated nevar code to include button and sonar statuses in updates
Chris Mar

04/12/2009

07:04 pm Revision bb6d73a0: global.h added
James Kong
06:44 pm Revision e00d916a: Added DEBUGGING #define and global.h file
James Kong
06:14 pm Revision 9e7f9a61: Merge branch 'master' of jykong@roboclub8.frc.ri.cmu.edu:/home/svn/opm
James Kong
06:13 pm Revision fb59355c: Fixed sonar ; bug. Removed debug statements. Tested and working.
James Kong
04:28 pm Task #397 (Fixed): Wire up other LCD's
Kevin Woo

04/11/2009

07:18 pm Revision 342cf00d: Added in debug statements
James Kong
06:30 pm Revision ee2377c9: Added metrics timer functions. Untested.
James Kong
05:42 pm Revision 60bd0116: Added error status for button and sonar. Untested.
James Kong

04/07/2009

01:04 pm Enhancement #372 (Wontfix): Move Nevar components to perf boards
Can't do it in reasonable time, going to make a board hopefully... Kevin Woo
01:02 pm Revision 56cff8be: Generated gerbers for nevar, passes freedfm
Kevin Woo

04/06/2009

02:36 pm Revision db7da443: Added rs232 tx/rx lines to the connector
Kevin Woo
02:32 pm Revision 541ea3e2: Added max232 and power enable
Kevin Woo
11:39 am Revision 5927d78f: Merge ssh://roboclub8.frc.ri.cmu.edu/home/svn/opm
Kevin Woo
11:38 am Revision 696ecf97: Nevar board, does not pass dfm yet
Kevin Woo
11:47 pm Task #376: Figure out ADC resistor dividor for battery
With R1 = 10k, R2 = 2k; Vadc = Vbatt * R2/(R1 + R2) = Vbatt * 1/6
AVcc = Vref = 5V
GND = 0V
Assuming Vbatt(max...
James Kong
10:38 pm Revision f913ae04: relay node code that passes packet from meter to server. needs more thorough t...
Chris Mar
09:50 pm Revision 6ab172c9: Modified main.c to use LCD for debug output. Changed button.h to add 10 second...
James Kong
08:42 pm Revision fb9fb413: Added and tested code for wireless countdown. Fixed metertime bug. Modified bu...
James Kong

04/05/2009

05:12 pm Revision 97d4602b: Merge branch 'master' of cmar@roboclub8.frc.ri.cmu.edu:/home/svn/opm
Chris Mar
05:11 pm Revision c914c679: added packet type to packet data
Chris Mar

04/04/2009

09:05 pm Revision 346587fa: Integrated sonar with rtc. Tested and working.
James Kong

04/03/2009

06:56 pm Revision 983840f8: changed wl_send_update() to use presence and time accessor functions
Chris Mar
01:46 pm Task #376 (Assigned): Figure out ADC resistor dividor for battery
Kevin Woo
01:46 pm Task #376: Figure out ADC resistor dividor for battery
Assuming a 6V battery volatage, we can use a 10K and a 2K (top and bottom respectively). It will draw 0.5mA while the... Kevin Woo

04/02/2009

09:28 pm Task #369 (Fixed): Get LCDs working on Nevar
Kevin Woo

03/31/2009

10:21 pm Revision d596702e: cleaned up code, added header include protection
Chris Mar
10:13 pm Revision 96d2add6: fixed some bugs in wireless code.
Chris Mar

03/30/2009

01:22 am Revision 75d84e17: Merge branch 'master' of jykong@roboclub8.frc.ri.cmu.edu:/home/svn/opm
James Kong
01:19 am Revision 70a4d47e: Added sonar_trigger_read code and tested sonar with button. Both work together...
James Kong
08:59 pm Revision 5747c989: Merge branch 'master' of ssh://kwoo@roboclub8.frc.ri.cmu.edu/home/svn/opm
Kevin Woo
08:51 pm Task #398 (Fixed): Make more Nevar boards
Need 3 more. Kevin Woo
08:51 pm Task #397 (Fixed): Wire up other LCD's
Need 4 more. Kevin Woo
08:47 pm Enhancement #395 (Wontfix): Build Charge pump for LCD Contrast
Contrast problem caused by PSU not supplying 5V. It is supplying 4.5 and we need 0.5V more to get the desired contras... Kevin Woo
08:26 pm Revision f6e2c883: Works without the ISP plugged in.
Kevin Woo

03/29/2009

07:48 pm Revision 4129c696: Added skeleton code for sonar. Need to add timer code for range reading
and test. James Kong
07:38 pm Revision 867bfca9: added code that parses incoming packets from meters. still needs work.
Chris Mar
07:14 pm Revision 76db201f: Merge branch 'master' of cmar@roboclub8.frc.ri.cmu.edu:/home/svn/opm
Chris Mar
07:12 pm Revision 705c70c0: added wireless code that uses XBee in API mode. TODO: set XBee module in an in...
Chris Mar
06:18 pm Revision 1f200e1e: Converted code to use c99 types rather than ints and chars.
Kevin Woo
06:03 pm Revision b1c58c71: Can print ints out now as well as move to arbitrary locations on the lcd.
Kevin Woo
05:00 pm Revision be89c228: lcd_putc and lcd_puts now work
Kevin Woo
01:31 pm Task #374 (New): Update Website Documentation
Kevin Woo
01:30 pm Bug #394 (New): Investigate Power Modes on atmega168
Kevin Woo
01:29 pm Bug #394 (Fixed): Investigate Power Modes on atmega168
Page 38 in the manual. Kevin Woo
01:30 pm Enhancement #395 (Wontfix): Build Charge pump for LCD Contrast
Contrast seems low...might want to up it if possible.
Perhaps test other contrasts first?
Kevin Woo
09:14 pm Revision 9d4f1a3f: Merge branch 'master' of ssh://kwoo@roboclub8.frc.ri.cmu.edu/home/svn/opm
Kevin Woo
08:56 pm Revision 0f8eba95: Fixed start sequence so that it boots more reliably
Kevin Woo
08:26 pm Revision 30c7a1b8: LCD can now display ccharacters at will. Need to add helper functions now.
Kevin Woo

03/28/2009

05:09 pm Revision 3de2abae: Using a function to write the byte to the lcd now. Works to initialize a blink...
Kevin Woo
01:28 pm Revision 99fa367e: Merge branch 'master' of ssh://kwoo@roboclub8.frc.ri.cmu.edu/home/svn/opm into...
Kevin Woo
01:25 pm Revision 25da94e0: Fixed clockspeed and removed firefly include dirs from Makefile
Kevin Woo
09:56 pm Revision 8773b25e: Can get a cursor in the first position more reliably...still flitters around a...
Kevin Woo
09:10 pm Revision 794b1921: LCD Has a blinking cursor
Kevin Woo

03/25/2009

11:52 pm Task #376 (Wontfix): Figure out ADC resistor dividor for battery
6V read on a 5V reference Kevin Woo
11:51 pm Task #375 (Fixed): Make a debounced button
Kevin Woo
09:51 pm Revision 37e452c0: Changed and tested button, metertime, time.c. Meter time works!
James Kong

03/24/2009

12:14 am Revision 4b00df04: Added initial code for button.c, button.h, metertime.c, metertime.h. Untested.
James Kong
10:27 pm Task #375 (Fixed): Make a debounced button
For reference:
http://embedded.com/showarticle.jhtm?articleid=18902552
James Kong

03/23/2009

10:23 pm Task #373: Work on Meter Code (Nevar)
You can use the pin change interrupts for the coin detection. You have two of them available. See [[NevarPinout]] Kevin Woo

03/22/2009

05:58 pm Revision 09166ca0: added xbee datasheet to repo
Chris Mar
05:22 pm Revision 51b3451b: Merge branch 'master' of ssh://kwoo@roboclub8.frc.ri.cmu.edu/home/svn/opm
Kevin Woo
05:22 pm Revision cd2437fd: Added LCD datasheets
Kevin Woo
05:22 pm Revision b1f21e04: added state transition diagrams v2 to repo
Chris Mar
04:44 pm Task #166 (Fixed): Send Messages Between Fireflies
Chris Mar
04:38 pm Task #374 (New): Update Website Documentation
Chris Mar
04:36 pm Task #373 (Fixed): Work on Meter Code (Nevar)
Things to add:
- button/money/time status
Get standalone mode working.
Chris Mar
04:32 pm Enhancement #372 (Wontfix): Move Nevar components to perf boards
Chris Mar
04:30 pm Task #371 (Fixed): Work on Server Code
Chris Mar
04:29 pm Task #370 (Wontfix): Mesh networking on ZigBees
Check Colony library. Chris Mar
04:29 pm Task #369: Get LCDs working on Nevar
Will need to write drivers. See the datasheet. Chris Mar
04:27 pm Task #369 (Fixed): Get LCDs working on Nevar
Use roboclub LCDs. 2 screens in KWoo's bin. Chris Mar
04:18 pm Revision 8a2c3565: midsemester demo/presentation added to repo
Chris Mar

03/18/2009

08:38 pm Revision ca446e44: updated architecture_x diagrams
Chris Mar
08:30 pm Revision e872dbc8: midsemester demo code for 168 board
Chris Mar
08:28 pm Revision 5d8ce8ae: server code added - midsemester demo
Chris Mar

03/17/2009

05:24 pm Revision 4d704d2f: added architecture diagrams with red x's
Chris Mar
 

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