SPMP8000编程手册，山寨的PSP大部分是用这颗芯片做的。-SPMP8000 programming manual, the cottage of the PSP is most of the chip to do.

工程技术文档：NDS游戏机系统描述文档（英文版），包括NDS内存地址、中断、LCD控制、卡读写等全套描述，非常详细！-Engineering and technical documents: NDS game system described in the document (in English), including the NDS memory address, interrupt, LCD control, card reader etc. described in great deta