Technical information

Operating Precautions for CPDW9X/NT-CDR-V85X, Y-GHS-MULTI-V800
TM
Customer Notification r20tu0003ed1812 75
No. a63
Linker does not delete unused functions
Version Information
V3.5.1, V4.0.x
Details
When compiling with “–delete” and “-g” plus “-dual_debug”, the linker will not delete unused
functions.
Command Line
ccv850e –delete –g –dual_debug test.o –o test.out
Workaround
A new linker available on NEC’s web site
http://www.renesas.eu/updates?id=443
Patchfile CPDW9XNT-CDR-V85X-V407A-PATCH03.zip. Use with new flag
“-ignore_debug_references”.
No. a64
Utility gsrec, ghexfile fails padding, if ROM access is split to even/odd
Version Information
V3.5.1, V4.0.x
Details
The padding option will overwrite the contents of the other bank.
Command Line
gsrec test -bytes 16 -pad1 0 0x3FFF 0xA5 -start 0 -end 0x3FFF -romaddr 0 -interval 8:4 -o
test_even.rec
ghexfile test -bytes 16 -pad1 0 0x3FFF 0xff -h -start 0 -end 0x3FFB -romaddr 0 -interval 8:4 -o
test_even.hex
Workaround
Use new compiler/ linker update available on NEC’s web site
http://www.renesas.eu/updates?id=443
Patchfile CPDW9XNT-CDR-V85X-V407A-PATCH03.zip or
CPDW9XNT-CDR-V85X-V351-PATCH02.zip or later