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IC BLOCK DIAGRAM & DESCRIPTION
IC430 M38039MC-07FP(Single Chip 8-Bits Microcomputer)
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
IN
and X
OUT
. Connect
clock generator to X
IN
when outer clock used and X
OUT
is open. Feedback resistance is internal.
8 bit I/O port. Possible appointment of I/O, bit
unit.
Output formal is CMOS3 state.
Possible pullup control, bit unit.
P2
0
~P2
7
: Possible large current for LED drive.
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
0
,P3
1
,P3
4
~P3
7
.
Output formal are channel oper drain of P3
2
,P3
3
.
Other P3
2
,P3
3
: 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.
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.
PIN NAME
V
CC
,V
SS
CNV
SS
V
REF
AV
SS
RESET
X
IN
X
OUT
P0
0
/AN
8~
P0
7
/AN
15
P1
0
/INT
01
P1
1
/INT
41
P1
2~
P1
7
P2
0~
P2
7
P3
0
/DA
1
P3
1
/DA
2
P3
2
,P3
3
P3
4
/R
xD3
P3
5
/TxD
3
P3
6
/S
CLK3
P3
7
/S
RDY3
P4
0
/INT
40
/X
COUT
P4
1
/INT
00
/X
CIN
P4
2
/INT
1
P4
3
/INT
2
P4
4
/RxD
1
P4
5
/TxD
1
P4
6
/S
CLK1
P4
7
/S
RDY1
/CNTR
2
P5
0
/S
IN2
P5
1
/SOUT
2
P5
2
/S
CLK2
P5
3
/S
RDY2
P5
4
/CNTR
0
P5
5
/CNTR
1
P5
6
/PWM
P5
7
/INT
3
P6
0
/AN
0~
P6
7
/AN
7
DESCRIPTION
Power source input
CNV
SS
Voltage reference
input
Analog power
source input
Reset input
Clock onput
Clock output
I/O Port P0
I/O Port P1
I/O Port P2
I/O Port P3
I/O Port P4
I/O Port P5
I/O Port P6
A-D Converter in
Interruption in
D-A Converter out
Serial I/O3
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