s3c72c8 Samsung Semiconductor, Inc., s3c72c8 Datasheet - Page 7

• Manufacturer Part Number: s3c72c8
• Description: S3c72c8 Single-chip Cmos Microcontroller Been Designed High Performance Using Samsungs Newest 4-bit Core, Sam47 Samsung Arrangeable
• Manufacturer: Samsung Semiconductor, Inc.

S3C72C8/P72C8
SEG12-SEG15
SEG8-SEG11
COM0-COM3
COM4-COM7
SEG0-SEG3
SEG4-SEG7
XT
CIN0–CIN3
Pin Name
X
RESET
TCLO1
K0–K3
BTCO
in,
in,
TCL1
INT0
INT1
SCK
CLO
BUZ
SO
SI
X
XT
out
out
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
–
–
I
I
I
LCD segment display signal output pins
LCD segment display output pins
LCD common signal output pins
LCD common signal output pins
Serial interface clock signal
Serial data output
Serial data input
Basic timer overflow signal
Timer/counter external clock output
Timer/counter external clock input
Clock output
Frequency output to buzzer
System RESET pin
Clock input and output pins for main system
clock
Clock input and output pins for subsystem
clock
Analog input port for Comparator
External interrupts. The triggering edge is
selectable.
External interrupts. The triggering edge for
INT0 and INT1 is selectable.
Table 1-1. S3C72C8 Pin Descriptions (Continued)
Description
Circuit
Type
H–13
H–6
H–4
H–6
E–1
E–1
E–1
E–1
E–1
E–1
E–1
E–1
E–1
F–8
F–8
B
–
–
Number
(25-28)
(29-32)
(33-36)
(37-40)
(40-37)
(14-13)
(16-17)
16 (22)
15 (21)
14 (20)
13 (19)
12 (18)
(7-10)
(7-10)
19-22
23-26
27-30
31-34
38-35
42-41)
34-31
39 (3)
40 (4)
41 (5)
42 (6)
10-11
39 (3)
40 (4)
(2-1,
8-7
1-4
1-4
PRODUCT OVERVIEW
COM7-COM4
P1.0/TCLO1
-P1.1/TCL1
-P2.3/CIN3
Share Pin
P2.0/CIN0
P5.0-P5.3
P6.0-P6.3
P7.0-P7.3
P1.0/INT0
P1.1/INT1
P1.2/INT2
P1.3/INT4
-P2.3/K3
SEG12–
P2.0/K0
SEG15
P0.0
P0.1
P0.2
P0.3
–
–
–
–
1-7