RI78V4 V2.00.00

Release Note

R20UT3404EJ0102

Rev.1.02

Page 2 of 41

2021.04.28

6.3.

Target Devices .................................................................................................................................11

6.4.

Changes the supporting memory model ..........................................................................................11

6.5.

Changes in the way to write hexadecimal in an assembly language...............................................11

6.6.

The structure packing function can be use ......................................................................................11

6.7.

Changes in the kernel initialization address.....................................................................................12

6.8.

Changes in the section name and addition with the section name ..................................................12

6.9.

Adds the data queues function.........................................................................................................13

6.10. Adds the PHS attribution for cyclic handler......................................................................................14

6.11. Improvement of the way to define and write the interrupt handler ...................................................14

6.12. The way to define the timer handler .................................................................................................16

6.13. Related to the configurator (CF78V4) ..............................................................................................17

6.13.1.

Changes in the configurator (CF78V4) ............................................................................ 17

6.13.2.

Changes in the description of system configuration file .................................................. 17

6.14. Realtime OS Task Analyzer Plug-in .................................................................................................19

7.

When it is converted from RI78V4 V1.00.02 to RI78V4 V2.00.00 ........................ 21

7.1.

The timer interrupt handler ...............................................................................................................21

7.2.

Definition of the interrupt handler .....................................................................................................22

7.3.

The item of definition of cyclic handler .............................................................................................23

7.4.

“__far” keyword for the argument of the service call........................................................................23

7.5.

Link directive file ...............................................................................................................................23

8.

Changes about update products .......................................................................... 24

8.1.

Realtime OS Task Analyzer Plug-in .................................................................................................24

9.

Cautions............................................................................................................... 25

9.1.

Create a CS+ Project .......................................................................................................................25

9.1.1.

Divert the sample project attached to this product ............................................................ 25

9.1.2.

Create a new project.......................................................................................................... 26

9.1.3.

Recycle a RI78V4 V1.00.02 project................................................................................... 27

9.2.

Enable Real-Time OS Plug-ins ........................................................................................................28

9.3.

Property of Configuration file............................................................................................................29

9.4.

Cautions for Realtime OS Resource Information Panel...................................................................30

9.4.1.

View after Real-Time OS initialization ............................................................................... 30

9.4.2.

Use programs with debug information generated.............................................................. 30

9.5.

Cautions for Realtime OS Task Analyzer Information Panel ...........................................................31

9.5.1.

To change the trace mode................................................................................................. 31

9.5.2.

If the [Taking in trace chart by hardware trace mode] is selected with simulator .............. 31

9.5.3.

If the [take in trace chart by hardware trace mode] is selected with E1/E20 emulator...... 33

9.5.4.

Setting for the debugging tool............................................................................................ 33

9.5.5.

Time stamp for the Software trace..................................................................................... 33