资源列表
mmuos
- 这是一个不到2000行的操作系统，巧妙地利用ARM9 CPU的内存管理单元(MMU)实现进程的切换。ARM9的4G虚拟地址可分成128个进程空间，每个32M。虽然它们的虚拟地址(VA)都是0-(32M-1)，但是对应的MVA(Modified vitual address,由虚拟地址VA和进程号PID组合而来)不一样，设置MVA对应的页表指向不同物理地址就可以很方便地让各进程运行空间相互隔开。代码很少，注释丰富，希望能对想理解操作系统、了解ARM体系结构的朋友有所帮助。 -This is a
电路原理图
- 单片机外围电路图，可通过protel应用软件来打开，供大家参考!-SCM external circuit, through Protel software applications to open, for your reference!
电路原理图和PCB图(4)
- 单片机外围电路图，可通过protel应用软件来打开，供大家参考!-SCM external circuit, through Protel software applications to open, for your reference!
电路原理图和PCB图(3)
- 单片机外围电路图，可通过protel应用软件来打开，供大家参考!-SCM external circuit, through Protel software applications to open, for your reference!
paging11
- this code is a simulator to simulate the paging system such as first come first service. the comment in this code can help you to run it.
winceos-1.0-100403.tar
- 可以在LINUX环境下编译WINCE程序的SDK,其LINUX下的交叉编译器可以在网上下载-in LINUX environment compiler pulled procedures SDK, Linux cross-compiler can be downloaded on the Internet
AT91SAM7S64-GettingStarted-IAR4_11A-1_0
- at91sam64编程实例，是一个初学arm7得很好的例子。-at91sam64 programming examples, beginner ARM7 is a very good example.
at91samiar
- at91 sam 系列arm7单片机程序下工具，通过串口编程，简单容易 -the series of at91 sam is the tool of arm7 singlechip programer,via serial program,simple and easy.
cypressusb2.0
- Cypress公司的USB芯片开发资料，提供USB芯片驱动程序，对开发USB的嵌入式应用有很大帮助-Cypress's USB chip development information, providing USB chip driver for the development of embedded applications USB be of great help
多种液晶显示驱动程序样例
- 含多种常用液晶驱动芯片和点阵驱动程序样例,有很好的参考价值,本人特意会集上传-used with a variety of LCD driver chips and sample matrix driver, a very good reference value, I will deliberately set upload
51单片机与USB芯片PDIUSBD12接口固件程序
- 51单片机与USB芯片PDIUSBD12接口固件程序,来源于周立功单片机-51 MCU with USB interface chip PDIUSBD12 firmware procedures, Zhou, who comes from SCM
实时时钟芯片DS1302的C51程序列子
- 实时时钟芯片ds1302的应用和c51程序,调试过的.-ds1302 real-time clock chip decoder and the application procedures, debug before.