8
4Bit Single Chip Microcontroller
DMC42C2008
PIN DESCRIPTION
PIN
SYMBOL
P0.0
P0.1
P0.2
P0.3
P1.0-P1.3
P2.0
P2.1
P2.2
P2.3
P3.0-P3.3
P6.0
P6.1
P8.0-P8.2
P8.3
PC.0
PC.1-PC.3
SHARED
PIN
INT0/TI0
EPA11
INT0/TI1
EPA12
INT2
EPA13
INT3
CEX
EPD0---EPD3
I/O
FUNCTION
* External Interrupt Input Port by means of
The Rising/Falling Edge Detection
RESET
PORT
TYPE
I/O
* Event Pulse Input Port for the Timer/Event
Counter 1bit Data Input Port
(EXCEPT ; INT2, INT3) (PORT0)
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
INPUT
PUR(M.O)
BPS
CLO
COMPIN
---
---
EPA4---EPA7
---
EPD4
EPA8--EPA10
PWM14
EPA0
PWM6
EPA1---EPA3
INPUT, PUR(M.O) BPS
INPUT, PUR(M.O) BPS
INPUT
BPAS
PUR(M.O)
INPUT
BPS
PUR(M.O)
* 4 bit I/O Port (PORT3)
INPUT, PUR(M.O) BP-PDND
* OSD Red, Green, Output Port (PORT6)
INPUT
BP-PDNDS
PUR(M.O)
* 4 bit I/O Port
INPUT
BPS
PUR(M.O)
PWM14 Output Port Push Pull (PORTC)
HIGH LEVEL
OP
* 4 bit I/O Port (PORT1)
* Clock Output Port (PORT2)
* Compare Analog Input
* 4 bit I/O Port (PORT2)
* 4 bit I/O Port (PORT2)
PWM6 Output Port Open Drain (PORTC)
Only PWM8 Output Port Open Drain
(PWMOTB)
OSD Horizontal Signal Input Port
OSD Vertical Signal Input Port
Video Blue Signal Output Port
Video Blank Signal Output Port
Main Oscillator Input
Main Oscillator Output
OSD Oscillator Input
OSD Oscillator Output
Reset Port
HIGH LEVEL
HIGH LEVEL
OD
INPUT
INPUT
HIGH LEVEL
HIGH LEVEL
IP
IP
OP
OP
OD
PWMOT80 PWM8
PWMOT81 PWM8
PWMOT82 PWM8
HSYNC
---
VSYNC
V
PP
OEX
VBPAD
---
VBLKPAD
---
XI
---
XO
---
OSCIN
---
OSCOUT
---
RESETB
---
O
I
I
O
O
I
O
I
O
I
DAEWOO [ DAEWOO SEMICONDUCTOR ]
