一个采用C8051F020+CH372实现的带USB功能的流量测控系统，包括C8051F020的AD/DA/串口编程、触摸屏的串口编程、CH372实现的USB接口编程（原创）等。这些源代码已在某产品中使用。
上传时间： 2016-11-19
上传用户：z754970244
单片机初学者可用，开发板为TX-C，里面有AD,DA,I2C，通讯等，供参考
上传时间： 2013-12-24
上传用户：skhlm
合众达DSKF2812开发板的测试程序，包括AD DA CUPTIMER CAN GPIO PWM McBSP RTC SCI
上传时间： 2013-12-12
上传用户：huql11633
51单片机入门级资料。流水灯，数码管，矩阵键盘，AD,DA,液晶，定时器中断源程序并包含有PROTEUS仿真。
上传时间： 2017-03-16
上传用户：himbly
介绍了51单片机用c语言或汇编编写的34个程序和原理图，如 中断，定时，键盘，温度检测，密码，AD,DA,自动小车，等
上传时间： 2017-03-31
上传用户：84425894
DSP2407比较全的源程序 包括SPI设计，AD,DA,ramtest， SCI,CAN，PWM,key,EXINT,24C02,VECTOR等
上传时间： 2017-08-13
上传用户：aa54
启东计算机厂实验程序，含键盘显示、电机，AD/DA转换，IC卡读写
上传时间： 2014-12-08
上传用户：cainaifa
AD/DA的使用以及芯片的介绍，给大家分享下资料
标签： AD/DA的应用
上传时间： 2015-04-29
上传用户：kensmile
本科单片机实验二-六汇编程序，有八段显示、波形、AD/DA、串口
上传时间： 2016-07-01
上传用户：电脑烂生无可恋
1. Scope ......................................................................................................................................................................... 12. DDR4 SDRAM Package Pinout and Addressing ....................................................................................................... 22.1 DDR4 SDRAM Row for X4,X8 and X16 ................................................................................................................22.2 DDR4 SDRAM Ball Pitch........................................................................................................................................22.3 DDR4 SDRAM Columns for X4,X8 and X16 ..........................................................................................................22.4 DDR4 SDRAM X4/8 Ballout using MO-207......................................................................................................... 22.5 DDR4 SDRAM X16 Ballout using MO-207.............................................................................................................32.6 Pinout Description ..................................................................................................................................................52.7 DDR4 SDRAM Addressing.....................................................................................................................................73. Functional Description ...............................................................................................................................................83.1 Simplified State Diagram ....................................................................................................................................83.2 Basic Functionality..................................................................................................................................................93.3 RESET and Initialization Procedure .....................................................................................................................103.3.1 Power-up Initialization Sequence .............................................................................................................103.3.2 Reset Initialization with Stable Power ......................................................................................................113.4 Register Definition ................................................................................................................................................123.4.1 Programming the mode registers .............................................................................................................123.5 Mode Register ......................................................................................................................................................134. DDR4 SDRAM Command Description and Operation ............................................................................................. 244.1 Command Truth Table ..........................................................................................................................................244.2 CKE Truth Table ...................................................................................................................................................254.3 Burst Length, Type and Order ..............................................................................................................................264.3.1 BL8 Burst order with CRC Enabled .........................................................................................................264.4 DLL-off Mode & DLL on/off Switching procedure ................................................................................................274.4.1 DLL on/off switching procedure ...............................................................................................................274.4.2 DLL “on” to DLL “off” Procedure ..............................................................................................................274.4.3 DLL “off” to DLL “on” Procedure ..............................................................................................................284.5 DLL-off Mode........................................................................................................................................................294.6 Input Clock Frequency Change ............................................................................................................................304.7 Write Leveling.......................................................................................................................................................314.7.1 DRAM setting for write leveling & DRAM termination function in that mode ............................................324.7.2 Procedure Description .............................................................................................................................334.7.3 Write Leveling Mode Exit .........................................................................................................................34
标签： DDR4
上传时间： 2022-01-09
上传用户：
