Preliminary User’s Manual A14874EJ3V0UM
12
8.7
Periods When Interrupts Cannot Be Acknowledged ............................................................................229
CHAPTER 9 TEST FUNCTION.................................................................................................................230
9.1
Test Pins ...................................................................................................................................................230
9.1.1
Test bus pins (TBI39 to TBI0 and TBO34 to TBO0) ....................................................................230
9.1.2
BUNRI and TEST pins .................................................................................................................230
9.1.3
BUNRIOUT pin.............................................................................................................................231
9.2
List of Test Interface Signals ..................................................................................................................231
9.3
Example of Connection of Peripheral Macro in Test Mode..................................................................232
9.4
Handling of Each Pin in Test Mode ........................................................................................................233
CHAPTER 10 NB85E901 ..........................................................................................................................234
10.1
Symbol Diagram.......................................................................................................................................234
10.2
Pin Functions ...........................................................................................................................................235
10.2.1
Pin function list.............................................................................................................................235
10.2.2
Pin functions ................................................................................................................................236
10.2.3
Recommended connection of unused pins ..................................................................................239
10.2.4
Pin status .....................................................................................................................................240
10.3
Debug Function........................................................................................................................................242
10.4
NU85E Connection Example ...................................................................................................................243
10.5
N-Wire Type IE Connection .....................................................................................................................244
10.5.1
IE connector (target system side) ................................................................................................244
10.5.2
Example of recommended circuit when connecting NB85E901 and NU85E ...............................246
APPENDIX A ROM/RAM ACCESS TIMING.............................................................................................247
APPENDIX B INDEX .................................................................................................................................249
APPENDIX C REVISION HISTORY..........................................................................................................254
