Difference between revisions of "Hardware"

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== Specifications ==
 
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* [[Cameras|Includes (2) 0.3 Megapixel VGA Cameras]]
 
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* 240MB(+16MB probably reserved for wear leveling purposes (e.g. replacing bad blocks)) Internal Flash Memory - Samsung kmapf0000m-S998 MOVI [[NAND]] - MMC Interface
 
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* 16MB RAM - NEC uPD 46128512AF1 - DDR SRAM or a Fujitsu 128-Mbit FCRAM 82DBS08164D-70L (datasheet: http://edevice.fujitsu.com/fj/DATASHEET/e-ds/e511454.pdf mirror:[[Media:E511454.pdf]]
 
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* (2) 256 x 192 3.25 Inch Displays, one of which has a resistive touch screen
 
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* Backwards compatible with Nintendo DS games but not GBA games due to the lack of a gameboy cartridge port.
 
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* Integrated ARM7/ARM9 cores clocked at 133mhz in real mode and downclocked to 66mhz for compatibility mode.
 
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* PAIC3000D Sound Chip - possibly a TI codecs: AIC3    ????
 
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* Mitsumi (MM3317A) or TI 72071B0 - Power supply and charger circuit ????
 
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* SD/SDHC Card slot
 
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* [[WiFi_Module]] with integrated 128KB SPI Flash for [[NVRAM]], WiFi settings
 
  
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== Hardware Revisions ==
 
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== DSi ==
 
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** board C/TWL-CPU-01 (Original rev, all pictures below)
 
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** CPU: TWL.  The latest date code picture I could find online was "0836 1m" as shown below, however other pictures with CPU covered show the NAND codes as late as 916, so...
 
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** Suspect this is the only board where WiFi chip is available in Hybrid games like CookingCoach
 
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** Wireless card DWM-W015
 
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== DSi RevA ==
 
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** board C/TWL-CPU-10 (Newer model, can someone provide a date or serial # range?)
 
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** CPU: TWL A.  Mine is "0940  2m".  My US Serial # is ~ TW71848???[5].  If yours is earlier, please update this.
 
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[[Image:TWL-CPU-10.png]]
 
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== DSi XL ==
 
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** board C/UTL-CPU-01
 
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** CPU is TWL A
 
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** Wireless card DWM-W024
 
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== Images ==
 
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== Front ==
 
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[[Image:Twl_front.jpg]]
 
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[[Image:Twl_front_traces.jpg|600px]]
 
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The socket to the left of the ARM processor is the wifi chip socket.
 
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TWL CPU pinout map: [[File:Twl_cpu_pinout.pdf]] (WIP)
 
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== Back ==
 
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[[Image:Twl_back.jpg]]
 
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== NAND Pinout ==
 
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[[Image:Dsi_nand.jpg|600px]]
 
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[[Image:Dsi_nanddat.png|600px]]
 
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== NAND Pinout With Conventional Markings ==
 
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=== DSi ===
 
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[[Image:NAND_Compressed.jpg|600px]]
 
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=== DSi XL ===
 
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[[Image:Side_B_Marked_Compressed.png|600px]]
 
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== PCB Overlay ==
 
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[[Image:Nintendo DSi PCB Layered.jpg|600px]]
 
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== CPU with New RAM ==
 
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[[Image:CPUv2.jpg]]
 
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== Glamor Shot ==
 
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[[Image:Nintendo-dsi-Glamor-Shot.jpg]]
 
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== References ==
 
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* http://en.wikipedia.org/wiki/Nintendo_DSi
 
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* http://insidetronics.blogspot.com/2008/11/new-nintendo-dsi-teardown.html
 
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* http://techon.nikkeibp.co.jp/english/NEWS_EN/20081111/161077/
 
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* http://games.gearlive.com/playfeed/article/q408-nintendo-dsi-announced-larger-screens-dual-cameras-dsi-shop-store/
 
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* http://www.ifixit.com/Guide/First-Look/Nintendo-DSi/714/1
 

Revision as of 17:42, 29 October 2022

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