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IC BLOCK DIAGRAM & DESCRIPTION
IC430 M38039MC-07FP(Single Chip 8-Bits Microcomputer)
PIN NAME
DESCRIPTION
V
,V
Power source input
CC
SS
CNV
CNV
SS
SS
V
Voltage reference
REF
input
AV
Analog power
SS
source input
RESET
Reset input
X
Clock onput
IN
X
Clock output
OUT
P0
/AN
I/O Port P0
0
8~
P0
/AN
7
15
P1
/INT
I/O Port P1
0
01
P1
/INT
1
41
P1
P1
2~
7
P2
P2
I/O Port P2
0~
7
P3
/DA
I/O Port P3
0
1
P3
/DA
1
2
P3
,P3
2
3
P3
/R
4
xD3
P3
/TxD
5
3
P3
/S
6
CLK3
P3
/S
7
RDY3
P4
/INT
/X
I/O Port P4
0
40
COUT
P4
/INT
/X
1
00
CIN
P4
/INT
2
1
P4
/INT
3
2
P4
/RxD
4
1
P4
/TxD
5
1
P4
/S
6
CLK1
P4
/S
/CNTR
7
RDY1
2
P5
/S
I/O Port P5
0
IN2
P5
/SOUT
1
2
P5
/S
2
CLK2
P5
/S
3
RDY2
P5
/CNTR
4
0
P5
/CNTR
5
1
P5
/PWM
6
P5
/INT
7
3
P6
/AN
I/O Port P6
0
0~
P6
/AN
7
7
FANCTION
Impressed 2.7~5.5V to Vcc and 0V to Vss.
Controled mode of operation. Connect to Vss.
For A-D Converter and voltage reference.
For A-D converter and analog power source input.
Connect to Vss.
For active "L" reset.
Clock generation I/O. Connect ceramic resonator or crystal oscillator between X
clock generator to X
when outer clock used and X
IN
8 bit I/O port. Possible appointment of I/O, bit unit.
Output formal is CMOS3 state.
Possible pullup control, bit unit.
P2
~P2
: Possible large current for LED drive.
0
7
8 bit I/O port. Possible appointment of I/O, bit unit.
Input level is CMOS input level.
Output formal are CMOS3 state of P3
Output formal are channel oper drain of P3
Other P3
,P3
: Possible pullup control, bit unit.
2
3
8 bit I/O port. Possible appointment of I/O, bit unit.
CMOS input level : Output formal is CMOS3 state.
Possible pullup control, bit unit.
8 bit I/O port. Possible appointment of I/O, bit unit.
CMOS input level : Output formal is CMOS3 state.
Possible pullup control, bit unit.
- 31 -
is open. Feedback resistance is internal.
OUT
A-D Converter in
Interruption in
D-A Converter out
,P3
,P3
~P3
.
0
1
4
7
,P3
.
Serial I/O3
2
3
Interruption in
Sub-clock generation I/O
(Connected resonator)
Interruotion in
Serial I/O1
Serial I/O1, timer Z
Serial I/O2
Timer X
Timer Y
DWM out
Interruption in
A-D Converter in
OTHER FUNCTION
and X
. Connect
IN
OUT
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