s3c72m9 Samsung Semiconductor, Inc., s3c72m9 Datasheet - Page 378

• Manufacturer Part Number: s3c72m9
• Description: The S3c72m5/s3c72m7/s3c72m9 Single-chip Cmos Microcontroller Has Been Designed For High Performance Using Samsung S
• Manufacturer: Samsung Semiconductor, Inc.

DEVELOPMENT TOOLS
18-4
'To User_Vcc' Settings
XTAL
XTAL
Sub Clock Setting
Off
Off
To User_V
To User_V
XI
XI
CC
CC
On
On
MDS
MDS
Table 18-2. Main-clock Selection Settings for TB72M5/7/9
Table 18-1. Power Selection Settings for TB72M5/7/9
SMDS2/SMDS2+
SMDS/SMDS2+
V
V
CC
CC
SMDS2/SMDS2+
Target Board
TB72M5/7/9
TB72M5/7/9
EVA Chip
S3E72M0
EVA Chip
S3E72M0
X
X
IN
IN
Operating Mode
Operating Mode
X
X
OUT
OUT
External
No Connection
100 Pin Connector
V
V
V
V
CC
SS
CC
SS
XTAL
S3C72M5/C72M7/C72M9/P72M9 (Preliminary Spec)
System
System
Target
Target
The SMDS2/SMDS2+ supplies
V
(evaluation chip) and the target
system.
The SMDS2/SMDS2+ supplies
V
(evaluation chip). The target
system must have its own
power supply.
Set the XI switch to “MDS”
when the target board is
connected to the
SMDS2/SMDS2+.
Set the XI switch to “XTAL”
when the target board is used
as a standalone unit, and is
not connected to the
SMDS2/SMDS2+.
CC
CC
to the target board
only to the target board
Comments
Comments