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diagram

這個工具集提供以下結構化分析和UML分析中所用的圖形化繪圖工具：ER-diagrams, data and event flow diagrams and state-transition diagr

這個工具集提供以下結構化分析和UML分析中所用的圖形化繪圖工具：ER-diagrams, data and event flow diagrams and state-transition diagrams，class-diagram editor, a use-case diagram editor and an activity diagram editor

標簽： state-transition ER-diagrams and diagrams

上傳時間： 2014-12-09

上傳用戶：qunquan
A section includes USB, thetouchscreen liquid crystal and so on rich peripheral device monolithicint

A section includes USB, thetouchscreen liquid crystal and so on rich peripheral device monolithicintegrated circuit development board schematic diagram

標簽： thetouchscreen monolithicint peripheral includes

上傳時間： 2014-01-25

上傳用戶：xhz1993
最新的TMS320LF2407A開發板原理圖

最新的TMS320LF2407A開發板原理圖，protel格式-TMS320LF2407A diagram, Protel format

標簽： 2407A 2407 TMS 320

上傳時間： 2014-01-22

上傳用戶：hullow
LPC2148參考程序

LPC2148參考程序，是一個ARM214系連的最小系統原理圖,希望能多愛好嵌入是開發的人員有幫助-ARM214 is a system even the smallest system diagram is the hope of many enthusiasts are embedded in the development of the staff to help

標簽： 2148 LPC 參考程序

上傳時間： 2017-04-28

上傳用戶：xc216
PARALLEL PORT JTAG PROGRAMMER Adaptor used to program the S3C2410 samsung processor. The rar file co

PARALLEL PORT JTAG PROGRAMMER Adaptor used to program the S3C2410 samsung processor. The rar file contains PDF and DSN format circuit diagram. This can be used and to make your own parallel port wiggler programmer

標簽： PROGRAMMER processor PARALLEL Adaptor

上傳時間： 2013-12-05

上傳用戶：zhangzhenyu
This is a Document on how to implement DDS on SX Communication controllers by Rho Enterprises with F

This is a Document on how to implement DDS on SX Communication controllers by Rho Enterprises with Full Hardware diagram and Software Program.

標簽： Communication Enterprises controllers implement

上傳時間： 2017-07-14

上傳用戶：jennyzai
DDR4標準 JESD79_4

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

標簽： DDR4

上傳時間： 2022-01-09

上傳用戶：
51單片機控制fm1702射頻讀卡芯片讀寫mifa...

說明： 51單片機控制fm1702射頻讀卡芯片讀寫mifare1卡全套資料。包括電路圖，pcb板圖，上、下位機軟件及源碼，stc單片機下載軟件，各種資料文檔等。(51 SCM control fm1702 RF reader chip card reader mifare1 a full set of data. Including the circuit diagram, pcb board map, the upper and lower-bit machine software and source code, stc SCM download software, all kinds of information documentation.)

標簽： 51單片機 fm1702 射頻芯片

上傳時間： 2022-05-27

上傳用戶：
門禁系統電路圖及源碼

說明：基于單片機的rc522模塊的門禁系統源碼以及原理圖(The source code and schematic diagram of the entrance guard system of rc522 module based on single chip microcomputer)

標簽： 門禁系統

上傳時間： 2022-06-06

上傳用戶：ttalli
多功能電子計算軟件(eTools2.67)

軟件小工具清單設計工具類：AutoPOL for Windows(鈑金展開專家)FTI BlankWorks 2015(鈑金分析插件) 選型工具類恒星減速機三維選型軟件 V1.0官方版查詢工具類LED代碼查詢 V1.1綠色版晶體管查詢軟件 v1.0rj數碼管段碼速查 V2.0綠色版圖形工具類電路圖繪制工具(Circuit diagram) v3.1官方免電氣原理圖設計軟件(QElectroTech) v0.51電氣原理圖繪制軟件(ProfiCAD) v8.0.2中文版 CAD插件類實體設計(CAXA 3D ) v2016官方版（試用）格式轉換類單片機程序轉換工具Transfer V1.43雕刻機NC轉換器(NCesc) 2.0綠色版功率電平轉換軟件綠色版其他BOAC串口調試助手v1.0官方版CAN口波特率計算工具(Brt01 for philips CANcccam數控車曲線宏程序生成器 v7.0官方版HART智能儀表組態軟件 v3.02cLED多功能自由分區（帶網口）IEC8705(電力規約分析器) 1.0 綠色版Led多功能自由分區2012綜合版軟件LM317計算器綠色版MSP430仿真器降級程序(FET430UIF FW V3 to V2PCB布局工具(Diy layout Creater) v1.0免費版PCB彩色抄板軟件 Quick2005 v3.0免安裝版pic單片機定時初值計算器 1.0綠色版pwm計算工具 1.0綠色免費版R_C 模型計算器 2.0.1.1中文版smith圓圖軟件 2013綠色中文版Sunrise PIPENET VISION (管網流體計算模擬分UC384X振蕩器計算工具綠色版zdqjs艾碼CRC16校驗工具 v1.0綠色版變壓器磁心功率快速估算工具 1.06綠色版變壓器數據計算 v1.0綠色版超級單片機工具綠色版串口調試助手3 v3.04綠色版串口小工具 v0.60c綠色版單片機下載器(ISPlay) v1.5綠色版電容器相關計算軟件 v1.0電源線電壓衰減計算工具-強弱電施工小助手 v1.0多諧振蕩器周期計算器 V1.0 綠色版惠普終端仿真軟件 1.4.02中文版簡易單路邏輯分析儀 1.0 綠色版開關電源設計軟件 v2.0專業版模企寶 v8.0官方版三菱PLC to 51單片機HEX軟件 1.0綠色版數碼管計算器 1.0綠色免費版天線計算器 v0.2綠色版貼片電容阻值計算器綠色版小功率濾波電容計算器 V1.0 綠色版小羊串口工具 v3.5綠色版液晶漢字模提取工具綠色版圓形鐵心截面疊積尺寸計算工具 1.0綠色版駐波比與回波損耗換算器 V1.0綠色版駐波儀仿真器(SiteMaster Emulator) v2.2綠色GUIBuild(觸摸屏組態軟件) V5.10中文版IDq電力電氣工程綜合設計軟件 v6.0中文完整版LEDEasyShow(LED電子顯示屏設計軟件) v5.24中LED胸牌編輯軟件(MiniLED Display HID) v10.0MICROMETALS(電感設計軟件) v1.0綠色版NCEdit數控刀具 1.0免費中文版NE555芯片智能電路設計軟件 v1.2NUT電子讀寫頻軟件 1.10官方版PCB版圖設計工具(FreePCB) v1.359官方免費版Power World電力系統可視化設計軟件v8.0電氣線束線纜(E3.series2015version) v16.01分光比自動計算程序 V1.5免費版好易通TC600對講機寫頻軟件 1.21中文版機加工藝報價系統 v12.6網絡版科智補償器輔助設計軟件 V1.2.20150520輪廓測量儀軟件 V1.0正式版

標簽： 電子計算軟件 eTools

上傳時間： 2022-06-13

上傳用戶：

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diagram

這個工具集提供以下結構化分析和UML分析中所用的圖形化繪圖工具：ER-diagrams, data and event flow diagrams and state-transition diagr

A section includes USB, thetouchscreen liquid crystal and so on rich peripheral device monolithicint

最新的TMS320LF2407A開發板原理圖

LPC2148參考程序

PARALLEL PORT JTAG PROGRAMMER Adaptor used to program the S3C2410 samsung processor. The rar file co

This is a Document on how to implement DDS on SX Communication controllers by Rho Enterprises with F

DDR4標準 JESD79_4

51單片機控制fm1702射頻讀卡芯片讀寫mifa...

門禁系統電路圖及源碼

多功能電子計算軟件(eTools2.67)