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E8a Emulator User's Manual 2. E8a Emulator Functions

R20UT0541EJ0601 Rev.6.01 Page 17 of 124

Aug 25, 2011

2. E8a Emulator Functions

This section describes the emulator functions. They differ according to the device supported by the emulator.

2.1 Overview

Table 2.1 gives a functional overview of the emulator.

Table 2.1 Emulator Functions

Item Function

User program execution

function

 Executes a program at an operating frequency guaranteed for the applicable device.

 Reset emulation

 Step functions:

Single step (one step: one instruction)

Source-level step (one step: one source)

Step over (Break is not set inside a subroutine.)

Step out (Executes a function inside the subroutine pointed by PC until it is returned to

the calling function.)

Reset function

 Issues a reset from the High-performance Embedded Workshop to the device during

break.

Trace function

 Branch trace function incorporated in the device (four branches)

The support of this function depends on a device.

Break functions

 Hardware break condition (one condition)

The support of this function depends on a device.

 PC break condition (255 points)

 Forced break function

 Address match break function

Memory access function

 Downloading to RAM

 Downloading to flash memory

 Single-line assembly

 Reverse assembly (disassembly)

 Reading of memory

 Writing to memory

 Automatic updating of a display of selected variables during user program execution

 FILL

 Search

 Move

 Copy

General/control register

access function

Reads or writes the general/control register.

Internal I/O register access

function

Reads or writes the internal I/O register.

Source-level debugging

function

Various source-level debugging functions.

Command line function Supports command input.

Batch processing can be used by creating a file in which each command is sorted in the

order of input.

Start/Stop function Executes the specified routine of the user program immediately before starting and

immediately after halting program execution.

Help function Describes the usage of each function as well as the command syntax that can be entered

from the command line window.

The specific functions of the emulator are described in the next section.

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