參數(shù)資料
型號: M34551M8
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微機紅外遙控器
文件頁數(shù): 61/68頁
文件大小: 698K
代理商: M34551M8
61
MITSUBISHI MICROCOMPUTERS
4551 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER for
INFRARED REMOTE CONTROL TRANSMITTER
CONTROL REGISTERS (CONTINUED)
Not used
LCD on/off bit
LCD duty and bias selection bits
LCD control register L1
L1
3
L1
2
L1
1
L1
0
at reset : 0000
2
at power down : state retained
0
1
0
1
R/W
This bit has no function, but read/write is enabled
Off
On
Not available
L1
1
0
0
1
1
L1
0
0
1
0
1
Duty
1/2
1/3
1/4
Bias
1/2
1/3
1/3
LCD control register L2
at reset : 1111
2
at power down : state retained
W
0
1
0
1
0
1
0
1
SEG
19
P2
3
SEG
18
P2
2
SEG
17
P2
1
SEG
16
P2
0
L2
3
L2
2
L2
1
L2
0
P2
3
/SEG
19
pin function switch bit
P2
2
/SEG
18
pin function switch bit
P2
1
/SEG
17
pin function switch bit
P2
0
/SEG
16
pin function switch bit
4-bit general-purpose register.
The data transfer between register A and this register is performed with the TV2A and TAV2 instructions.
at reset : 0000
2
General-purpose register V2
at power down : 0000
2
R/W
Note: “R” represents read enabled, and “W” represents write enabled.
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