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== Specifications ==
 
== Specifications ==
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* [[Cameras|Two Aptina MT9V113 0.3 Megapixel VGA Cameras]]
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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)) eMMC NAND - Samsung KMAPF0000M-S998 Movi[[NAND]] or Samsung KLM5617EFW-B301 [[NAND]]
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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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*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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*(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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*Backwards compatible with Nintendo DS games but not GBA games due to the lack of a gameboy cartridge port.
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* Integrated ARM946E-S core clocked at 133 MHz in real mode and downclocked to 66 MHz for compatibility mode. ARM7TDMI at 33 MHz. Additional CEVA XpertTeak DSP core, also running at 133 MHz
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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 Touchscreen and sound controller - possibly a TI codec: TSC2117
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*PAIC3000D Sound Chip - possibly a TI codecs: AIC3    ????
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* Mitsumi (MM3317A) or TI 72071B0 or NEC UPD68878Y04 - Power management controller. (The charger circuit itself is fully analog, and closer to the charging port.)
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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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*SD/SDHC Card slot
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* [[WiFi_Module]] with integrated 128KB SPI Flash for [[NVRAM]], WiFi settings
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*WiFi dongle with integrated 128KB SPI Flash for NVRAM, WiFi settings
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* BPTWL - Microcontroller based on a NEC uPD78F0500 used as "Super I/O"/"Embedded controller", used for battery charge level monitoring, volume settings, power-on sequencing of various modules (SoC, Wifi, ...), basic troubleshooting of the power supplies. Controls the status LEDs in the hinge, and the camera LED (near the outer camera).
    
== Hardware Revisions ==
 
== Hardware Revisions ==
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* DSi
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=== DSi ===
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** board C/TWL-CPU-01 (Original rev, all pictures below)
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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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* 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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* 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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* Wireless card DWM-W015
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* DSi RevA
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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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* 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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* CPU: TWL A.  Mine is "0937 1k".  My US Serial # is ~ TW43550???[8]. It was obtained around the holiday season of 2009. If yours is earlier, please update this.
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[[Image:TWL-CPU-10.png]]
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===== TWL-USA-1 =====
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* It is unclear what the difference between the USA-1 and USA models is, might indicate the presence of the KLM5617EFW-B301 NAND chip
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* CPU: TWL A.  Mine is "1034  7m".  My US-1 Serial # is ~ TW45013???[9].
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=== DSi XL ===
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* DSi XL
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* board C/UTL-CPU-01
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** board C/UTL-CPU-01
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* CPU is TWL A
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** CPU is TWL A
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* Wireless card DWM-W024
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** Wireless card DWM-W024
      
== Images ==
 
== Images ==
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=== DSi Front ===
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=== Front ===
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[[Image:Twl_front.jpg]]
 
[[Image:Twl_front.jpg]]
 
[[Image:Twl_front_traces.jpg|600px]]
 
[[Image:Twl_front_traces.jpg|600px]]
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[[Image:TWL-CPU-10.png]]
    
The socket to the left of the ARM processor is the wifi chip socket.
 
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)
 
TWL CPU pinout map: [[File:Twl_cpu_pinout.pdf]] (WIP)
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=== Back ===
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=== DSi Back ===
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[[Image:Twl_back.jpg]]
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=== CPU with New RAM ===
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[[Image:CPUv2.jpg]]
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=== DSi XL Front ===
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[[Image:Utl-cpu-01-sideb.jpg|600px]]
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[[Image:Twl_back.jpg]]
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=== DSi XL Back ===
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[[Image:Utl-cpu-01-sidea.jpg|600px]]
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Testpoint list [[DSi XL testpoints|here]]
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=== NAND pinout ===
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== NAND Pinout ==
 
[[Image:Dsi_nand.jpg|600px]]
 
[[Image:Dsi_nand.jpg|600px]]
 
[[Image:Dsi_nanddat.png|600px]]
 
[[Image:Dsi_nanddat.png|600px]]
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=== PCB overlay ===
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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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=== DSi ===
 
[[Image:Nintendo DSi PCB Layered.jpg|600px]]
 
[[Image:Nintendo DSi PCB Layered.jpg|600px]]
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=== CPU with new ram ===
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=== DSi XL ===
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[[Image:Utl-pcb-overlay.jpg|600px]]
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[[Image:CPUv2.jpg]]
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=== Glamor Shot ===
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== Glamor Shot ==
 
[[Image:Nintendo-dsi-Glamor-Shot.jpg]]
 
[[Image:Nintendo-dsi-Glamor-Shot.jpg]]
    
== References ==
 
== References ==
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* http://en.wikipedia.org/wiki/Nintendo_DSi
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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://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://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://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
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# http://www.ifixit.com/Guide/First-Look/Nintendo-DSi/714/1