DMC42C3008 Ver la hoja de datos (PDF) - Daewoo Semiconductor
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DMC42C3008 Datasheet PDF : 20 Pages
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4Bit Single Chip Microcontroller
7
DMC42C3008
PIN DESCRIPTION
PIN
SHARED I/O
FUNCTION
RESET PORT
SYMBOL
PIN
TYPE
P00
INT0
P01
INT1
I/O
4-BIT I/O HIGH VOLTAGE PORT
BHPS
P02
INT2/TI2
PORT 0
P03
INT3
P10
SCK
P11
SI
I/O
4-BIT I/O PORT
BP
P12
SO
P13
BUZ
PORT 1
( P13 HIGH VOLTAGE PIN )
BHP
P20
CLO
I/O
4-BIT I/O HIGH VOLTAGE PORT
BHP
P21~ P23
-
PORT 2
P4
-
4-BIT I/O HIGH VOLTAGE PORT. PORT4
BHP
P5
-
4-BIT I/O HIGH VOLTAGE PORT. PORT5
BHP
P6
-
PA
AD0~AD3
4-BIT I/O HIGH VOLTAGE PORT. PORT6
4-BIT I/O PORT. PORTA
BHP-PDND
BP
PB
AD4~AD7
4-BIT I/O PORT. PORTB
BP
PC2
-
2-BIT I/O PORT. PORTC
BP
PC3
TOC
INT0
P00
External interrupt input port
INPUT
INT1
P01
I
INT2/TI2
P02
rising/falling edge detection
Event pulse input port for the
BHPS
INT3
P03
timer/event counters
SCK
P10
I/O
Serial clock in/out port
SI
P11
I
Serial data input port
BP
SO
P12
O
Serial data output port
BUZ
CLO
P13
O
P20
O
Buzzer output port
Clock output port
BHP
BHP
TOC
PC3
O
PWM output port
BP
Key scan P4-P5
I
4, 6, 8 bits Key scan input selectable
BHP
AD0~AD3
PA
AD4~AD7
PB
I
Analog input for the 8-bit A/D converter
BP
XI
-
I
XI, XO are the input and output, resp-
ectively, of an inverting amplifier. The pins
BIN
X
RESOETB
-
O
can be configured for use as an on-chip
oscillator.
I
Reset input pin
BOU
T
BIN
TEST
-
I
Normally connect to VSS
BIN
Vdisp
-
Used as a high-voltage output power
supply pin.
AVDD, AVSS
-
Power & ground for the A/D converter
VDD, VSS
-
Power & ground
* Note ) P4, P5 : 8-bit operation possible
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