參數(shù)資料
型號(hào): HD404639R
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer(4位單片微計(jì)算機(jī))
中文描述: 4位單片機(jī)(4位單片微計(jì)算機(jī))
文件頁數(shù): 56/133頁
文件大?。?/td> 803K
代理商: HD404639R
HD404639R Series
56
Bit
Initial value
Read/Write
Bit name
3
0
W
CER3
2
0
W
CER2
0
0
W
CER0
1
0
W
CER1
Compare enable register (CER: $018)
CER1
0
0
1
1
Analog input pin selection
COMP
COMP
COMP
COMP
CER3
Digital input mode:
RD /COMP –RD /COMP
operate as an R port.
Digital/Analog selection
Analog input mode:
RD /COMP –RD /COMP
operate as analog input.
0
1
CER0
0
1
0
1
CER2
0
1
Reference voltage selection
External input voltage
Internal voltage
0
1
2
3
Figure 37 Compare Enable Register (CER)
Bit
Initial value
Read/Write
Bit name
3
0
W
MIS3
2
0
W
MIS2
0
0
W
MIS0
1
0
W
MIS1
MIS2
PMOS transistor
on/off selection
for pin R4
3
/SO
1
On
Miscellaneous register (MIS: $00C)
0
1
Off
Refer to figure 18 in the
operation modes section.
t
RC
selection.
MIS3
0
1
Pull-up and
pull-down MOS
on/off selection
Off
On
MIS1
MIS0
Figure 38 Miscellaneous Register (MIS)
相關(guān)PDF資料
PDF描述
HD407A4639R 4-Bit Single-Chip Microcomputer(4位單片微計(jì)算機(jī))
HD404652 4-Bit Single-Chip Microcomputer
HD404652H RES T 0.2E 5W 1%
HD404652S 4-Bit Single-Chip Microcomputer
HD404654 RESISTOR, 0.10 OHM 5W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD404639RF 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-Bit Single-Chip Microcomputer
HD404639RSERIES 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HD404652 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD404652H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD404652S 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer