▍1. s3c2440_ZLG7290
arm9 s3c2440与zlg7290的接口程序。在 ADS1.2下通过编译并能运行。(arm9 s3c2440 zlg7290 interface with the process. ADS1.2 through the compiler and will run.)
arm9 s3c2440与zlg7290的接口程序。在 ADS1.2下通过编译并能运行。(arm9 s3c2440 zlg7290 interface with the process. ADS1.2 through the compiler and will run.)
LPC1778的bootloader程序,通过U盘对设备进行操作!(LPC1778 the bootloader program, U disk to operate the equipment!)
微波毫米波系统的设计,晶体管选用的是ne3210s01。 设计指标: 1.中心频率7.78G,通带120MHz 2.通带内增益达到16.2dB,波纹小于0.5dB 3.通带内的噪声系数小于0.5 4.通带内输入驻波比小于1.5,输出驻波比小于2 5.系统特性阻抗50Ω 6.微带线基板厚度0.508mm,相对介电常数3.66(The design of microwave and millimeter wave system is based on ne3210s01. Design indicators: 1. center frequency 7.78G, pass band 120MHz The gain in the 2. pass band is 16.2dB, and the ripple is less than 0.5dB The noise coefficient in the 3. passband is less than 0.5 The 4. band input is less than 1.5 in Bobbi, and the output in Bobbi is less than 2. 5. system characteristic impedance 50 Omega 6. microstrip line substrate thickness 0.508mm, relative dielectric constant 3.66)
说明: 电路基础教学, 做嵌入式开发需要的基本的电路知识.(Basic circuit teaching)
16位有符号数乘法器,使用Booth编码和华莱士树,提供程序源文件和测试文件(The 16 bit signed multiplier uses Booth encoding and Wallace tree to provide source files and test files.)
基于STM32F107和DP83848和3.2寸屏芯片搭建的简单网页服务器实验,可实现数据的采集和板子上器件控制(Based STM32F107 and 3.2-inch screen and DP83848 chip experiment to build a simple web server, enabling data acquisition and device control board)
CML公司语音压缩Codec CML7261 G.729A编码部分驱动代码。芯片比较小众,网上没有现成方案,是自己写的,已调试成功并商用,适合嵌入式语音压缩一体化设计方案。开发平台:NXP LPC17xx;KEIL ARM(Code for G.729A Codec CML7261.)
这是LPC1788掉电检测的程序,用于当由突发状况系统掉电时,紧急数据的保存,以免数据丢失。(This is the LPC1788 procedure of Brownout detection . In order to avoid data loss when power systems, emergency data is preservated.)
大家期待以久的s3c2410中文资料,开发arm的重要资料,快下啊(we look forward to the long-s3c2410 Chinese data, the development arm of the important information quickly under ah)
说明: 镜头驱动芯片文档,参考电路设计以及应用文档。(Lens driver chip documentation, reference circuit design and application documentation.)
ADI 公司的高精度、三相电能测量芯片 ADE7878 进行电能计量,包括有功、无功和视在电能的计量。实现了电压、电流有效值测量,功率因数测量,以及电压跌落、过压和过流检测、相序检测等电能质量测量功能(ADE7878 goes beyond Class 0.2 Accuracy specification for Active Power Improves Active energy accuracy over line frequency to 0.1% for +/-10% line frequency)
说明: ADI 公司的高精度、三相电能测量芯片 ADE7878 进行电能计量,包括有功、无功和视在电能的计量。实现了电压、电流有效值测量,功率因数测量,以及电压跌落、过压和过流检测、相序检测等电能质量测量功能(ADE7878 goes beyond Class 0.2 Accuracy specification for Active Power Improves Active energy accuracy over line frequency to 0.1% for +/-10% line frequency)
stm32f1最小系统原理图及pcb图,有按键 ,串口,下载模块(Stm32f1 minimum system schematic diagram and PCB diagram)
Micrium官方移植的uc-OS III到 stm32f746平台,值得参考与借鉴。(This software package is ported to stm32f746 platform by Micrium.)
上传配置FS-JTAG 调试工具,没有密码。(setting FS-JTAG debug tools)
三轴数字陀螺仪ITG3205驱动程序,基于STM32F4.(Three-axis digital gyroscope ITG3205 driver, based STM32F4.)
三轴数字陀螺仪ITG3205驱动程序,基于STM32F4.(Three-axis digital gyroscope ITG3205 driver, based STM32F4.)
STM32微处理器GPIO的操作,键盘源码2(STM32 microprocessor GPIO operation, keyboard source 2)