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MESC TOOL NEWS:
MESCT-NC79WA-000901D
NC79WA V.4.00 Release 1
Upgraded Version Announcement
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This is to announce that C compiler NC308WA for the 7900 series MCUs (with an assembler and integrated development environment)
has been upgraded from its V.3.20 Release 2 to V.4.00 Release 1.
- Descriptions of Upgrade
- 1.1 New Features
- (1) Enhanced optimization such as "for" loop unrolling
- (2) Warning of omission of including standard library header files
- (3) High-speed compilation
- (4)Improved function of outputting information on the stack and mapping: Visualized outputs of information and easy operation using
GUI, such as the STK and map viewers, improve workability in development.
- (5) Improved DPnDATA declaration utility"dputl"(the former "dputl")
- 1.2 Problems Fixed
- (1) The unary "~" operator may not be processed in as79.
- For details refer to "NC79WA, AS79 Precautions" issued on June 16, 2000.
- (2) Windows' error message may appear when an optimize option used.
- For details refer to "PC-Version NC308WA, NC30WA, NC79WA, NC77WA Precautions" issued on May 1, 2000.
- (3) User and group IDs become indefinite at the installation of the product.
- For details refer to "EWS-Version C Compilers Assemblers, and Real-Time OSes Precautions " issued on April 1, 2000.
- (4) Error messages may not appear at linking even if labels are double-defined.
- For details refer to "AS308, AS30, and AS79 Precautions" issued on March 1, 2000.
- (5) The relocatable file or command option just before EOF cannot be executed unless a carriage return is entered prior to EOF.
- For details refer to "AS79 Precaution" issued on December 16, 1999.
- 1.3 Notes
- The following problems described in items of news issued on and after July 1, 2000, concern this English version of NC79WA:
- (1) Assigning the address of a function to a pointer to another function of another type results in system errors.
- For details refer to"NC308WA, NC30WA, NC79WA, NC77WA Precautions" issued on July 16, 2000.
- (2) Folding floating-point constants may cause incorrect subtract operations.
- For details refer to "NC308WA, NC30WA, NC79WA, NC77WA Precautions" issued on July 16, 2000.
- (3) Converting the type of floating-point constants to the unsigned long one may cause their values to become incorrect.
- For details refer to "NC308WA, NC30WA, NC79WA, and NC77WA Precautions" issued on August 1, 2000.
- How to Upgrade Current Products and Order Upgraded Ones
- 2.1 Online Upgrade (without Charge)
- Please download the upgraded product from HERE.
- 2.2 First Ordering or Upgrading by CD-ROM (with Additional Charge)
- The upgrade service is available in CD-ROM with additional charge. For further information, contact your local Renesas Technology sales office or distributor.
- The type name and comment required to order the upgraded product are as follows:
| Computer | OS | Type Name | Comment |
IBM PC/AT
or
compatible | Windows 98
Windows 95
Windows NT 4.0 | M-NC79WA | For first ordering: W95E
For upgrading:
W95E-VUP-[Serial No.]
W95E-GUP-[Serial No.] |
Notes:
1. "GUP" denotes the upgrade from AS79 to NC79WA.
2. Serial No. need not be entered if you have your product's license ID.
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