Samsung S3C84E5 user manual Power Selection Settings for TB84E5/84E9, Idle LED, Stop LED

Models: S3C84E5

1 316
Download 316 pages 61.65 Kb
Page 311
Image 311

DEVELOPMENT TOOLS

S3C84E5/C84E9/P84E9

 

 

 

 

Table 20-1. Power Selection Settings for TB84E5/84E9

To User_Vcc' Settings

Operating Mode

 

Comments

To User_VDD

 

TB84E5/E9

 

 

SMDS2+ or SK-1000 supplies

Off

On

 

Target

VDD to the target board

 

VDD

 

System

(evaluation chip) and the target

 

 

 

VSS

 

 

 

 

system.

 

 

VDD

 

 

 

 

 

SMDS2+ or SK-1000

 

 

 

To User_VDD

 

TB84E5/E9

 

 

SMDS2+ or SK-1000 supplies

Off

On

External

Target

VDD only to the target board

 

 

 

 

VDD

System

(evaluation chip). The target

 

 

 

VSS

 

system must have a power

 

 

VDD

 

 

supply of its own.

 

 

 

 

 

 

 

SMDS2+ or SK-1000

 

 

 

Table 20-2. Using Single Header Pins as the Input Path for External Trigger Sources

Target Board Part

Comments

 

Connector from

External

External Trigger

Sources of the

Triggers

Application System

Ch1

Ch2

You can connect an external trigger source to one of the two external trigger channels (CH1 or CH2) for the SMDS2+ breakpoint and trace functions.

IDLE LED

This LED is ON when the evaluation chip (S3E84E0) is in idle mode.

STOP LED

This LED is ON when the evaluation chip (S3E84E0) is in stop mode.

PORT (P0.0, P0.1) SELECTION (SUB-OSC OR NORMAL INPUT)

In the debugging your program by using SMDS2+ or SK-1000, you can select the subsystem oscillator 32,768Hz crystal or normal input port 0.0 and 0.1.

20-4

Page 311
Image 311
Samsung S3C84E5 Power Selection Settings for TB84E5/84E9, To UserVcc Settings Operating Mode Comments, Idle LED, Stop LED