1 selecting clock supply, Chapter 3. setting up, Important – Renesas Emulation Probe M30850T-EPB User Manual

Page 26

Advertising
background image

( 26 / 76 )

Chapter 3. Setting Up

3.1 Selecting Clock Supply

There are two ways to supply a clock to the MCU, using the oscillator circuit of the emulator or using
the oscillator circuit on the target system. Table 3.1 lists the factory-settings of each clock supply.

Table 3.1 Clock supply to the MCU

IMPORTANT

Notes on Changing the Clock Supply:

• The clock supply can be set by the Init dialog box when starting up the emulator

debugger or inputting CLK command on the script window.

• For X

CIN

-X

COUT

, it is necessary to set switches in the emulator. For details, refer to

"3.5 Setting Switches" (page 31).

Clock

Description

Display of emulator debugger

Default setting

Main

X

IN

-X

OUT

Sub

X

CIN

-X

COUT

Internal oscillator circuit

(OSC-3)

Oscillator of target system

Internal oscillator circuit of emulator

(32.768 kHz)

Target system

Internal

External

External

Internal

Yes

-

Yes

-

Generate

Internal generator circuit

(1.0 to 32.0 MHz)

-

Advertising