Hardware
PCB
Here are some hi-res PCB images, provided by bloo:
http://www.unsads.com/~squalyl/nspire/pics/nspire001.jpg
http://www.unsads.com/~squalyl/nspire/pics/nspire002.jpg
http://www.unsads.com/~squalyl/nspire/pics/nspire003.jpg
CPU
Code: ...
Manufacturer: Texas Instruments
Model: TI-NSPIRE / L9A0702 / TI-NS2006A-0 / LSI LOGIC / ZEVIO / U 0714 / WYJ14052-1
CPU seems to be an ARM926EJ-S with ARM5 instruction set ( see Reference manual )
SDRAM
Code: ...
Manufacturer: QIMONDA
Model: HYB18L256160BF-7.5 WV22400
Datasheet: Local mirror - Manufacturer site
Function: 32MB SDRAM (16bit bus)
Storage (?) memory
Code: ...
Manufacturer: ST
Model: NAND 256 / R3A2BZA6 / GK 0JF 8Y / CHN 88 711
Function: FLASH NAND (block access) memory
Boot/Kernel(?) memory
Code: ...
Manufacturer: SST
Model: 39WF400A 90-4C-B3KE
Datasheet: Local Mirror - Manufacturer site
Function : 512KB NOR FLASH (16bit bus, memory mapped)