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HD404889(2000) 데이터 시트보기 (PDF) - Renesas Electronics
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HD404889
(Rev.:2000)
Low-Voltage AS Microcomputers with On-Chip LCD Circuit
Renesas Electronics
HD404889 Datasheet PDF : 202 Pages
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Block DiagramG
HD404889/HD404899/HD404878/HD404868 Series
HD404889/HD404899 Series
INT
0
INT
1
TOB
EVNB
TOC
EVND
SCK
SI/SO
AVcc
AN
0
AN
1
AN
2
AN
3
AN
4
AN
5
AVss
SEG1
to
SEG32
COM1
to
COM4
V0
V1
V2
V3
BUZZ
HMCS400 CPU
ROM
RAM
External interrupt
control circuit
8-bit timer A
8-bit timer B
8-bit timer C
8-bit timer D
Synchronous
serial interface
A/D converter
8-bit
×
6 channels
(HD404889 Series)
10-bit
×
6 channels
(HD404899 Series)
LCD circuit
32-segment
×
4 common
Buzzer output circuit
D
0
D
1
P-MOS large-
D
2
current buffer
D
3
D
4
D
5
D
6
D
7
N-MOS large-
D
8
current buffer
D
9
D
10
D
11
R0
0
R0
1
R0
2
R0
3
R1
0
R1
1
R1
2
R1
3
R2
0
R2
1
R2
2
R2
3
R3
0
R3
1
R3
2
R3
3
R4
0
R4
1
R4
2
R4
3
R5
0
R5
1
R5
2
R5
3
R6
0
R6
1
R6
2
R6
3
R7
0
R7
1
R7
2
R7
3
R8
0
R8
1
: Data bus
: Signal line
19
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