Abstract: Embedded systems which require user interaction must interface with devices that accept user input (such as a keypad, bar code reader or smart card acceptor) as well as devices that display information to the user (such as LED or...

摘要：本應(yīng)用筆記說(shuō)明如何建立、構(gòu)建和調(diào)試面向MAXQ®平臺(tái)、以C語(yǔ)言編寫(xiě)的應(yīng)用程序，并演示MAXQ2000的某些特性。 引言MAXQ平臺(tái)得到了世界一流工具的支持，...

Abstract: The MAXQ-based microcontroller uses data pointers to read and write to SRAM. This application note describes how to move data from program memory to the SRAM, and how to access the data from SRAM using the data pointers. ...

摘要：MAX3420E利用通用的微控制器，簡(jiǎn)化了USB外設(shè)的設(shè)計(jì)。本文在介紹MAX3420E的基礎(chǔ)上，重點(diǎn)討論器件的SPI接口。說(shuō)明器件如何與硬件SPI口或位仿真的通用I/O口進(jìn)行連接，并給出了利...

選擇嵌入式用戶界面-...

Abstract: This application note describes how to use the LCD simulator on the MAX-IDE and IAR Embedded Workbench, and explains how to create the LCD memory map and LCD display panel. This article assumes that the reader knows the MAXQ20 co...

摘要：MAXQ內(nèi)核是功能強(qiáng)大的、單周期、基于傳遞觸發(fā)的CPU。本文通過(guò)演示如何根據(jù)簡(jiǎn)單的MOVE操作建立整個(gè)指令集來(lái)證明MAXQ的強(qiáng)大性能。 MAXQ處理器家族包括功能強(qiáng)大的...

摘要：本文討論如何使用安全數(shù)字(SD)媒體格式擴(kuò)展MAXQ2000的非易失數(shù)據(jù)存儲(chǔ)器。 低功耗、低噪聲的MAXQ2000微控制器適合于多種應(yīng)用。MAXQ2000在閃存中存儲(chǔ)非易失性數(shù)據(jù)，...

Abstract: Data stored in program memory cannot be accessed directly on MAXQ® microcontrollers. Instead, the IAR Embedded Workbench® is used to call special functions in C code, which are provided for this task in the microcontrolle...

CMET2009中國(guó)國(guó)際醫(yī)療電子技術(shù)大會(huì)盛況空前 4月22日，由創(chuàng)意時(shí)代主辦的2009中國(guó)國(guó)際醫(yī)療電子大會(huì)（CMET2009）在深圳隆重召開(kāi)，作為...

摘要：MAXQ3210微控制器集成了一個(gè)壓電揚(yáng)聲器驅(qū)動(dòng)器，以固定頻率驅(qū)動(dòng)高音揚(yáng)聲器。本應(yīng)用筆記演示了怎樣改動(dòng)揚(yáng)聲器驅(qū)動(dòng)器反饋單元，利用軟件來(lái)產(chǎn)生各種頻率信號(hào)。 ...

摘要：本應(yīng)用筆記演示了如何配置MAXQ2000微控制器實(shí)現(xiàn)簡(jiǎn)單的電壓表設(shè)計(jì)。該應(yīng)用采用MAXQ2000評(píng)估板，其中包括4½位段式LCD顯示器和MAX1407數(shù)據(jù)采集系統(tǒng)(DAS)以及一對(duì)外部電阻。MAXQ...

摘要：消費(fèi)類娛樂(lè)設(shè)備的紅外線(IR)遙控器所造成的混亂狀況似乎已經(jīng)成為全球每個(gè)家庭所關(guān)注的問(wèn)題。利用MAXQ2000微控制器和一些便宜的元器件，可以構(gòu)建一個(gè)能夠“學(xué)習(xí)”其它遙...

筆記本電池工作原理 ??一般筆記本電電池電芯使用的是10.8V或11.1V，而單個(gè)電池?zé)o法滿足要求因此筆記本電腦電池都是采用多個(gè)單體電池串聯(lián)和并聯(lián)組成的電池組。至于大家...

摘要：應(yīng)用筆記介紹怎樣面向MAXQ610低功耗RISC微控制器開(kāi)發(fā)、構(gòu)建并調(diào)試應(yīng)用程序。文章使用了IAR™系統(tǒng)公司提供的IAR Embedded Workbench®工具箱和C編譯器。 引言...

Abstract: Designers of high-speed microcontroller applications used in harsh environments will use watchdog timers to prevent out-of-control software. The DS80C320 high-speed micro has an integrated watchdog timer, eliminating the need for...

Abstract: Power consumption in battery-backed systems employing microcontrollers is discussed in this application note. Most Dallas Semiconductor high-speed microcontrollers, including the DS87C520, DS89C450, DS80C400 and DS5250 utilize va...

Abstract: This application note highlights the use of the Dallas Semiconductor High-Speed Microcontroller as a bootstrap loader. Example shows a DS87C520 or DS87C530 in conjunction with a 29F010 flash memory in a bootloader configuration. ...

The DS80C3...

Abstract: Memory management can be simplified by using the data pointer decrement feature found in the Dallas Semiconductor high-speed microcontroller family. This application note explores the use of MOVX operations in the DS80C400, DS525...