Difference between revisions of "Didj"
(→Chip List) |
(→Chip List) |
||
Line 18: | Line 18: | ||
processor info | processor info | ||
− | * OEM branded version of the MagicEyes [[Pollux]] VF3520F | + | * OEM branded version of the MagicEyes [[Pollux]] VF3520F (datasheet available) |
* Appears to be the 393MHz version of the same processor in the [http://gp2xwiz.com/ GP2x Wiz] | * Appears to be the 393MHz version of the same processor in the [http://gp2xwiz.com/ GP2x Wiz] | ||
* BGA package | * BGA package |
Revision as of 13:16, 9 February 2010
Discussion
- #edev on irc.freenode.net
- didj homebrew forum
- How to extract files from the firmware .exe
- Initial Memory Map Dump
- Cozybit boasts of their involvment in integrating Linux with the Didj
- the #edev guys located THIS on the leapfrog site
- Didj Linux and root filesystem source is here
- busybox isn't listed
- linux kernel source is now available from LeapFrog
- Adding Serial Console
- Home Brew Cartridge for the Didj
Chip List
processor info
- OEM branded version of the MagicEyes Pollux VF3520F (datasheet available)
- Appears to be the 393MHz version of the same processor in the GP2x Wiz
- BGA package
- 288 pins
- .65mm pitch
- 15x15mm
- has onboard usb device
- 12mhz xtal
- 27mhz xtal (suspect it is for the audio interface)
- unknown barrel xtal(suspect it is rtc)
- ARM926EJ-S
- possible JTAG on pads
* TP8 - Vcc * TP9 * TP10 * TP11 * TP12 * TP13 * TP14 - Vss
- marked with "LF-1000"
- marked with "ARM"
- marked with "N12N1D"
- marked with "H0815"
- onboard tft controller
- onboard i2s or ac97 interface
- 393MHz
1 Micron MT29F2G08AAC - 256megabyte nand flash 8-bit datasheet
1 Cirrus Logic CS43L22 - audio codec datasheet
1 QImonda HYB25DC25616OCE-5 - 32megabyte sdram datasheet
1 Giantplus GPM758A0 - 320x240 tft website
1 Intersil ISL7665SACBAZ - Programmable Over/Under Voltage Detector datasheet
3 TI TPS62050 - Adjustable Step-Down Converter datasheet