參數(shù)資料
型號: HCD40C4084
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip A/D Converter(帶片上A/D轉(zhuǎn)換器的低壓微計算機)
中文描述: 低電壓如同在微機芯片的A / D轉(zhuǎn)換器(帶片上的A / D轉(zhuǎn)換器的低壓微計算機)
文件頁數(shù): 104/162頁
文件大?。?/td> 482K
代理商: HCD40C4084
HD404374/HD404384/HD404389/HD404082/HD404084 Series
104
Port mode register 3 (PMR3: $00B):
Port mode register 3 (PMR3) has the following functions. See figure 61.
R2
1
/
SCK
pin selection
R2
2
/SI/SO pin selection
Port mode register 3 (PMR3) is a 4-bit write-only register used to select serial interface pin settings as
shown in figure 61. It is reset to $0 by an MCU reset.
R2
0
/TOC pin mode selection
PMR30
R2
1
/SCK pin mode selection
PMR31
0
1
R2
0
TOC
0
1
R2
1
SCK
PMR33 PMR32
0
1
0
1
R2
2
/SI/SO pin mode selection
R2
2
SI
SO
: Don't care
Port mode register 3 (PMR3: $00B)
Bit
Read/Write
Initial value on reset
Bit name
3
W
0
PMR33
2
W
0
PMR32
1
W
0
PMR31
0
W
0
PMR30
Figure 61 Port Mode Register 3 (PMR3)
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