Re: GTA03 and E-Ink Interface

2009-03-22 Thread Ian Stirling
Jaya Kumar wrote: ni hao and hello OpenMoko friends, Ok, to explain my interest quickly: what I hope to do is to take an openmoko and add an E-Ink display, possibly replacing the LCD if necessary. It is too early for this to be useful to people so I do not want to consume any significant

Re: Glamo camera interface (Was: Weird hardware mod ???)

2009-03-21 Thread Ian Stirling
Rask Ingemann Lambertsen wrote: On Wed, Jan 21, 2009 at 02:44:50AM -0800, scholbert wrote: after having a deeper look into the schematics of freerunner, i realized that most of the pins of the Glamo camera interface are physically accessible at the resistor networks RP1801..1804. This led me

Re: GTA04 Block V4

2008-08-14 Thread Ian Stirling
Werner Almesberger wrote: Ian Stirling wrote: Make a 'debug board' available, but much, much cheaper. This would be something like (in basic form) This has too many moving parts written all over it :-( Granted, MPU recovery should be an uncommon event, but we better make it simple, lest

Re: GTA04 Block V4

2008-08-11 Thread Ian Stirling
Werner Almesberger wrote: snip Of small CPUs The nicest one I found is the ST STM32F103 series, but they still eat about 9mA at 8MHz (top speed is 72MHz, but then you need a crystal and 50mA), and 14uA in Stop. (The low-power modes are similar to the big ARMs, just the overhead is greatly

Re: GTA04 Block V4

2008-08-11 Thread Ian Stirling
Ian Stirling wrote: Werner Almesberger wrote: snip Of small CPUs The nicest one I found is the ST STM32F103 series, but they still eat snip (4% battery used in a week assuming a 3.6V 1200mAh battery) Oops - just noticed this is rather stale - clicked the wrong 'sort by' box

Re: GTA04 Block V4 / GPS data

2008-05-06 Thread Ian Stirling
Andy Green wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Somebody in the thread at some point said: | I don't know how much current the GPS chip consumes and if it | is possible at all, regarding battery capacity, to run this | beast continuously, but it would be an outstanding feature

Re: SDIO multiplexing / Prototype SPI WLAN on current GTA02

2008-04-28 Thread Ian Stirling
Gabriel Ambuehl wrote: On Monday 28 April 2008 09:28:29 Andy Green wrote: Somebody in the thread at some point said: | Hi there, | we played with a number of ideas on the HW side, one of them was around | how we can extend the lifetime of gta02, by making some fixes. | Such as removing the