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| SM470R1B1M-HT Datasheet, PDF (30/67 Pages) Texas Instruments – 16/32-BIT RISC FLASH MICROCONTROLLER | |||
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SM470R1B1M-HT
SPNS155F â SEPTEMBER 2009 â REVISED AUGUST 2012
JTAG Interface
There are two main test access ports (TAPs) on the device:
⢠SM470R1x CPU TAP
⢠Device TAP for factory test
Some of the JTAG pins are shared among these two TAPs. The hookup is illustrated in Figure 3.
TMS470R1x CPU
TCK
TRST
TMS
TDI
TCK
TRST
TMS
TDI
TDO
TDO
TMS2
Factory Test
TCK
TRST
TMS
TDI
TDO
Figure 3. JTAG Interface
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