EPROM(可擦的,可編程的只讀存儲器)
Erasable, Programmable Read-Only Memory. A type of ROM that can be erased by exposing it to ultraviolet light. Once erased, an EPROM can be reprogrammed with the help of a device programmer.
一種可用紫外線擦除的存儲器。一次擦除后,EPROM可以在設(shè)備編程器的幫助下被重編程。
embedded system(嵌入式系統(tǒng))
A combination of computer hardware and software, and perhaps additional mechanical or other parts, designed to perform a dedicated function. In some cases, embedded systems are part of a larger system or product, as is the case of an anti-lock braking system in a car. Contrast with general-purpose computer.
計(jì)算機(jī)硬件和軟件的結(jié)合體,或許還加上機(jī)械等其他部分,被設(shè)計(jì)來完成專門的功能。在一些情況下,嵌入式系統(tǒng)是一個(gè)大的系統(tǒng)或產(chǎn)品的一部分,就象汽車上的防抱死裝置。與通用計(jì)算機(jī)相對。
Emulator(仿真器)
Short for In-Circuit Emulator (ICE). A debugging tool that takes the placeof-emulates-the processor on your target board. Emulators frequently incorporate a special "bond-out" version of the target processor that allows you to observe and record its internal state as your program is executing
. 在線仿真器的簡寫。一個(gè)在你的目標(biāo)板上放置仿真的處理器的調(diào)試工具。仿真器經(jīng)常和一目標(biāo)處理器的一種“外合”版本合在一起,這個(gè)版本的的處理器充許你運(yùn)行程序時(shí)觀察和記錄它的內(nèi)部狀態(tài)。
Executable(可執(zhí)行的)
A file containing object code that is ready for execution on the target. All that remains is to place the object code into a ROM or download it via a debugging tool.
一個(gè)包含準(zhǔn)備在目標(biāo)機(jī)上運(yùn)行的目標(biāo)代碼的文件。放置目標(biāo)代碼到ROM中或通過調(diào)試工具下載。
F
Firmware(固件)
Embedded software that is stored as object code within a ROM. This name is most common among the users of digital signal processors.
是作為目標(biāo)代碼存貯在ROM中的嵌入式軟件。這個(gè)名字在數(shù)字信號處理器的用戶中相當(dāng)流行。
flash memory (閃存)
A RAM-ROM hybrid that can be erased and rewritten under software control. Such devices are divided into blocks, called sectors, that are individually-erasable. Flash memory is common in systems that require nonvolatile data storage at very low cost. In some cases, a large fash memory may even be used instead of a disk-drive.
一種RAM-ROM的混血兒,它能在軟件的控制下被擦除和重寫。一些設(shè)備被分成叫段組的塊,能個(gè)別地可擦。閃存用在需要很便宜的非易失數(shù)據(jù)存貯器的地方,一個(gè)大容量的閃存甚至被用作磁盤驅(qū)動器。
G
general-purpose computer(通用計(jì)算機(jī))
A combination of computer hardware and software that serves as a
general-purpose computing platform. For example, a personal computer. Contrast with embedded system.
當(dāng)作通用計(jì)算平臺的計(jì)算機(jī)硬件與軟件的組合。例如,PC。相對于嵌入式計(jì)算機(jī)。
H
HLL
See high-level language.
查閱高級語言。
Heap(堆)
An area of memory that is used for dynamic memory allocation. Calls to malloc and free and the C++ operators new and delete result in run-time manipulation of the heap.
一塊被用作動態(tài)內(nèi)存分配的內(nèi)存區(qū)域。調(diào)用malloc和free、C++的操作符new、delete在運(yùn)行時(shí)進(jìn)行堆的操作。
high-level language(高級語言)
A language, such as C or C++, that is processor-independent. When programming in a high-level language, it is possible to concentrate on algorithms and applications without worrying about the details of a particular processor.
一種語言,象C或C++,是處理器獨(dú)立的。當(dāng)在高級語言上編程時(shí),不需要考慮特定處理器的細(xì)節(jié),只用關(guān)心算法和應(yīng)用。 <<容~源~電~子~網(wǎng)~版權(quán)聲明:本站內(nèi)容部分來源于網(wǎng)絡(luò),如侵犯到你的權(quán)利請及時(shí)與我們聯(lián)系更正,聯(lián)系QQ:316520686。
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