单片机中的EEPROM模块，在CVAVR中已实现。

keil下ISO7816规则的APDU程序-keil rules under ISO7816 procedures Application Protocol Data Unit

单键识别,用于初学单片机的人熟悉,了解,学习-One-touch identification, for beginner people familiar with MCU, understanding, learning

I2C总线存储器24c02驱动程序（KEIL）-memory 24c02 I2C Bus Driver (KEIL)

zlg7290的应用程序，使用哪个keil开发。c语言和汇编语言。移植性好。-zlg7290 applications, the use of which keil development. c language and assembly language. Transplantation is good.

DS18B20温度控制器是以美国MAXIM/DALLAS半导体公司的单总线温度传感器DS18B20为核心，以ATMEL公司的AT89C52为控制器制作的结构简单、测温准确、具有一定控制功能的智能温度控制器。适合于恶劣环境的现场温度测量，如：环境控制、设备或过程控制、测温类消费电子产品。现实生活中的电冰箱，电脑机箱，就使用的这种经济的温度传感器显示工作环境温度。通过这种动态的温度测量，能实时的了解各种仪器设备的工作温度，进而判断仪器设备工作是否正常。-DS18B20 temperature controller is based on the United States MAXIM/DALLAS Semiconductor single-bus temperature sensor DS18B20 as the core, ATMEL Corporation AT89C52 produced for the controller structure is simple, accurate temperature measurement has a certain control functions of the smart temperature controller. Suited to harsh environment of the scene temperature measurement, such as: environmental control, equipment or process control, temperature measurement Consumer electronic products. Real-life refrigerators, computer chassis, on the use of such economic temperature sensor shows the temperature working environment. Through this dynamic temperature measurement, real-time understanding of a variety of instruments and equipment operating temperature, and the

pc key control code you can use it

8816发烧级芯片,请大家放心下载 -8816 fever-on-chip, please rest assured that everyone download

AVR单片机下的mmc卡控制程序，包括系统SPI模式初始化，使卡进入SPI模式及检测等-AVR cards under the VAT control procedures, including the systematic SPI mode initialization, access cards and SPI mode detection

9S12DT128B sci 模块介绍 英文-Introduction Module 9S12DT128B sci English

功能：利用时钟芯片DS12887在LCD（LCM141）上显示时间，通过4×4键盘来修改时间，利用MAXIM232进行标准串口发送。4×4键盘中有数字键（0～9）和功能键（F1键为“→”，F2键为“←”，F4键为“发送”，设置键为“设置当前时间”，确定键为“把修改的当前时间写入到DS12887相应的存储单元中”）。 硬件：单片机为8K的98C52（ATMEL），LCD为北京青云的LCM141，标准串口总线为MAXIM的232芯片，时钟芯片为DS12887（DALLAS） -Function: the use of clock chip DS12887 in the LCD (LCM141) show time, through the 4 × 4 keyboard to modify the time and using the standard serial port to send MAXIM232. 4 × 4 keyboard in numeric keypad (0 ~ 9) and the function keys (F1 key for the