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S3C7295 Datasheet(PDF) 5 Page - Samsung semiconductor

Part No. S3C7295
Description  The S3C7295 single-chip CMOS microcontroller has been designed for high performance using Samsungs newest 4-bit CPU core, SAM47 (Samsung Arrangeable M
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Maker  SAMSUNG [Samsung semiconductor]
Homepage  http://www.samsung.com/Products/Semiconductor
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S3C7295 Datasheet(HTML) 5 Page - Samsung semiconductor

 
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S3C7295/P7295
PRODUCT OVERVIEW
1-5
PIN DESCRIPTIONS
Table 1-1. S3C7295 Pin Descriptions
Pin Name
Pin
Type
Description
Circuit
Type
Number
Share Pin
P0.0
P0.1
P0.2
P0.3
I/O
4-bit I/O port.
1-bit and 4-bit read/write and test are possible.
Individual pins are software configurable as input or
output.
Individual pins are software configurable as open-
drain or push-pull output.
Individual pull-up resistors are software assignable;
pull-up resistors are automatically disabled for
output pins.
E-1
11
10
9
8
TCLO0/K0
TCLO0/K1
CLO/
BUZ/K2
BUZ/K3
P1.0
P1.1
P1.2
P1.3
I/O
Same as port 0.
E-1
7
6
5
4
INT0
INT1
INT2
INT4
INT0, INT1
I/O
External interrupts. The triggering edge for INT0
and INT1 is selectable.
7, 6
P1.0, P1.1
INT2
I/O
Quasi-interrupt with detection of rising or falling
edges
5
P1.2
INT4
I/O
External interrupt with detection of rising or falling
edges.
4
P1.3
BUZ
I/O
2 kHz, 4 kHz, 8 kHz or 16 kHz frequency output for
buzzer sound.
8
P0.3/K3
BUZ
I/O
Inverted BUZ signal
9
P0.2/CLO/K2
CLO
I/O
Clock output
9
P0.2/
BUZ/K2
TCLO0
I/O
Inverted Timer/counter 0 clock output
10
P0.1/K1
TCLO0
I/O
Timer/counter 0 clock output
11
P0.0/K0
COM0–COM15
O
LCD common signal output
H-6
39–24
SEG0–SEG43
O
LCD segment signal output
H-6
40–80,
1–3


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