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UPD30550 Datasheet(PDF) 13 Page - NEC

Part # UPD30550
Description  VR5500??64-/32-BIT MICROPROCESSOR
PDF  27 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD30550 Datasheet(HTML) 13 Page - NEC

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Data Sheet U15700EJ1V0DS
13
µPD30550
(2) Test interface pins
The VR5500 can be used to perform testing and debugging via N-Wire and JTAG with the device mounted on the
board. The test interface pins are used for connection with the external debug tool during this debugging.
When this test interface is not going to be used and when it is in normal operation mode, set the test interface
pins as follows.
Pin Name
Recommended Connection of
Unused Pins
JTCK
Pull up
JTDI
Pull up
JTMS
Pull up
JTRST#
Pull up
JTDO
Leave open
NTrcClk
Leave open
NTrcData(3:0)
Leave open
NTrcEnd
Leave open
RMode#/BKTGIO#
Pull up



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