S3C72B5 Samsung semiconductor, S3C72B5 Datasheet - Page 12

• Manufacturer Part Number: S3C72B5
• Description: The S3C72B5/C72B7/C72B9 single-chip CMOS microcontroller has been designed for high performance using Samsungs newest 4-bit CPU core/ SAM47 (Samsung A
• Manufacturer: Samsung semiconductor

PRODUCT OVERVIEW
1-12
P0.0–P0.3
P1.0–P1.3
P2.0–P2.3
P3.0–P3.1
P3.2–P3.3
P4.0–P4.2
P6.0–P6.3
P7.0–P7.3
P8.0–P8.3
P9.0–P9.3
P10.0–P10.3
P11.0–P11.3
P12.0–P12.3
P13.0–P13.3
COM0–COM7
COM8–COM15
SEG0–SEG47
V
V
V
X
XT
RESET
TEST
LC1
DD
SS
IN
IN
,
X
,
–V
OUT
XT
Pin Names
LC5
OUT
M, LCDFR, CLO1, CLO2
Table 1-2. Overview of S3C72B5/C72B7/C72B9 Pin Data
K4–K7/SEG79–SEG76
SCK, SO, SI, BUZ/K0–
TCLO0/CL, TCLO1
INT0–INT2, INT4
SEG75–SEG72
SEG71–SEG68
SEG67–SEG64
SEG63–SEG60
SEG59–SEG56
SEG55–SEG52
SEG51–SEG48
SEG87–SEG80
TCL0, TCL1
Share Pins
CIN0–CIN2
K3
–
–
–
–
–
–
–
–
–
I/O Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
–
–
–
–
–
I
I
I
Reset Value
Low output
Low output
Low output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
–
–
–
–
–
–
–
S3C72B5/C72B7/C72B9/P72B9
Circuit Type
H-15
H-8
H-8
H-8
H-8
H-8
H-8
H-8
H-4
H-6
H-5
E-2
A-3
E-1
F-4
E
E
B
–
–
–
–
–
–