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单词 JTAG
释义

JTAG

原声例句
DEFCON Collection

Like if you have JTAG you don't need to do this.

比如,如果你有JTAG,你就不需要这么做。

DEFCON Collection

We can't debug the boot ROM using JTAG and just tell it to skip that instruction or whatever.

我们无法使用 JTAG 调试引导 ROM,只能告诉它跳过该指令或其他任何指令。

DEFCON Collection

This this was a device where where JTAG wasn't going to be an option you know based on how they designed the hardware.

这是一款设备,根据他们如何设计硬件,JTAG不会成为一种选择。

DEFCON Collection

JTAGulator was great but couldn't find JTAG at all. And because this device had had some challenges before let's say, it was it had they had a home grown secure boot loader added.

JTAGulator很棒,但根本找不到JTAG。因为这款设备在之前遇到了一些挑战,所以他们添加了一个自制的安全引导加载程序。

中文百科

JTAG

Un Netgear DG632 con un conector Berg de 8 pines como JTAG en la posición
A Netgear FVS336G firewall with a 14 pin JTAG header at lower left.

JTAG联合测试工作组(Joint Test Action Group)的简称,是在名为标准测试访问端口和边界扫描结构的IEEE的标准1149.1的常用名称。此标准用于测试访问端口,使用边界扫描的方法来测试印刷电路板。

1990年JTAG正式由IEEE的1149.1-1990号文档标准化,在1994年,加入了补充文档对边界扫描描述语言(BSDL)进行了说明。从那时开始,这个标准被全球的电子企业广泛采用。边界扫描几乎成为了JTAG的同义词。

在设计印刷电路版时,目前最主要用在测试集成电路的副区块,而且也提供一个在嵌入式系统很有用的调试机制,提供一个在系统中方便的"后门"。当使用一些调试工具像电路内仿真器用JTAG当做信号传输的机制,使得程序员可以经由JTAG去读取集成在CPU上的调试模块。调试模块可以让程序员调试嵌入式系统中的软件。

英语百科

JTAG

A Netgear FVS336G firewall with a 14 pin JTAG header at lower left.
A Netgear DG632 ADSL modem with an 8 pin JTAG header at location

The Joint Test Action Group (JTAG) is an electronics industry association formed in 1985 for developing a method of verifying designs and testing printed circuit boards after manufacture. In 1990 the Institute of Electrical and Electronics Engineers codified the results of the effort in IEEE Standard 1149.1-1990, entitled Standard Test Access Port and Boundary-Scan Architecture.

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更新时间:2025/6/22 6:08:05