Invention Grant
US07831878B2 Integrated circuit with JTAG port, tap linking module, and off-chip tap interface port
有权
集成电路采用JTAG端口，抽头链接模块和片外分接口
- Patent Title: Integrated circuit with JTAG port, tap linking module, and off-chip tap interface port
- Patent Title (中): 集成电路采用JTAG端口，抽头链接模块和片外分接口
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Application No.: US12642222Application Date: 2009-12-18
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Publication No.: US07831878B2Publication Date: 2010-11-09
- Inventor: Lee D. Whetsel
- Applicant: Lee D. Whetsel
- Applicant Address: US TX Dallas
- Assignee: Texas Instruments Incorporated
- Current Assignee: Texas Instruments Incorporated
- Current Assignee Address: US TX Dallas
- Agent Lawrence J. Bassuk; W. James Brady; Frederick J. Telecky, Jr.
- Main IPC: G01R31/28
- IPC: G01R31/28
Abstract:
An IC includes an IEEE 1149.1 standard test access port (TAP) interface and an additional Off-Chip TAP interface. The Off-Chip TAP interface connects to the TAP of another IC. The Off Chip TAP interface can be selected by a TAP Linking Module on the IC.
Public/Granted literature
- US20100100785A1 INTEGRATED CIRCUIT WITH JTAG PORT, TAP LINKING MODULE, AND OFF-CHIP TAP INTERFACE PORT Public/Granted day:2010-04-22
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