Fujitsu FR81S ユーザーズマニュアル
CHAPTER 11: I/O PORTS
4. Registers
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : I/O PORTS
FUJITSU SEMICONDUCTOR CONFIDENTIAL
35
4.6.12.
Extended Port Function Register 42 : EPFR42
The bit configuration of extended port function register 42 is shown.
Theis register is used to select DA converter output signal. (I/O multiplexing)
EPFR42 : Address 0E8A
H
(Access : Byte, Half-word, Word)
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
Reserved
DAS1
DAS0
Initial value
1
1
1
1
1
1
0
0
Attribute R1,WX
R1,WX
R1,WX
R1,WX
R1,WX
R1,WX
R/W
R/W
[bit1] DAS1 : DA converter 1 output data selection enable
[bit0] DAS0 : DA converter 0 output data selection enable
[bit0] DAS0 : DA converter 0 output data selection enable
DASn (n=0, 1)
Operation
0
DAOn output disabled (Initial value)
1
DAOn output enabled
MB91520 Series
MN705-00010-1v0-E
430