參數(shù)資料
型號(hào): M34551M4
廠商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 單芯片4位CMOS微機(jī)紅外遙控器
文件頁(yè)數(shù): 6/68頁(yè)
文件大?。?/td> 698K
代理商: M34551M4
6
MITSUBISHI MICROCOMPUTERS
4551 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for
INFRARED REMOTE CONTROL TRANSMITTER
PORT BLOCK DIAGRAMS
D
T
Q
Key-on wakeup
input
Register A
Ai
IAP0 instruction
Ai
Pull-up
transistor
P0
0
–P0
3
(Note 1)
OP0A instruction
D
T
Q
OP1A instruction
Key-on wakeup
input
Register A
Ai
IAP1 instruction
Pull-up
transistor
Ai
P1
0
–P1
3
PU0i
(Note 1)
Connected to when selecting SEG
LCD
power
supply
LCD power supply
L2
i
Register A
IAP2 instruction
LCD control signal
P2
0
/SEG
16
–P2
3
/SEG
19
(Note 1)
Register Y
Decoder
SD instruction
RD instruction
S
R
Q
CLD
instruction
D
0
–D
4
Register Y
Decoder
SD instruction
RD instruction
S
R
Q
CLD instruction
D
5
/INT
INT input
(Note 1)
(Note 1)
This symbol represents a parasitic diode.
i represents bit 0, 1, 2 or 3.
Notes 1:
2:
MR
2
MR
2
0
1
MR
2
0
1
D
7
/X
COUT
MR
2
D
6
/X
CIN
X
CIN
clock
Register Y
Decoder
SD instruction
RD instruction
S
R
Q
CLD
instruction
Register Y
Decoder
SD instruction
RD instruction
S
R
Q
CLD
instruction
(Note 1)
(Note 1)
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