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About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

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查找您下一个设计所需要的一切。只需选择一个应用,然后单击以查看框图,即可找到我们的半导体解决方案。

JTAG(边界扫描)

jtagscan_e

JTAG(联合测试行动小组)最初是对半导体器件和PC电路板进行标准化测试的组织的名称。它也指本组织确定的标准本身。
JTAG(边界扫描)测试将检查半导体器件引脚与安装器件的PC电路板安装面的连接。器件的每个引脚都有一个JTAG寄存器,用于存储引脚数据。寄存器是串行拼接的,数据由一个特殊的引脚输出,由一个测试时钟同步。特定的数据可以写入寄存器。此方案允许检查器件引脚和PC板之间的连接。

产品线

采用JTAG的微控制器产品如下。

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