Fujitsu FR81S User Manual
CHAPTER 11: I/O PORTS
4. Registers
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : I/O PORTS
FUJITSU SEMICONDUCTOR CONFIDENTIAL
23
SCK0, 1, 10 pin selection
SCKnE[1:0] (n=0, 1, 10)
Operation
00
Non input/output from the SCKn_0
01
Input from the SCKn_0 / output from the SCKn
10
Input from the SCKn_1 / output from the SCKn_1
11
Reserved (Input from the SCKn_1 / output from the SCKn_1)
SCK2, 5 to 9, 11 pin selection
SCKnE[1:0] (n=2, 5 to 9,
11)
Operation
0
Non input/output from the SCKn_0
1
Input from the SCKn_0 / output from the SCKn
SCK3, 4 pin selection
SCKnE[1:0] (n=3, 4)
Operation
00
Non input/output from the SCKn_0
01
Input from the SCKn_0 / output from the SCKn
10
Input from the SCKn_1 / output from the SCKn_1
11
Input from the SCKn_2 / output from the SCKn_2
SIN0, 3, 4 pin selection
SINnE (n=0, 3, 4)
Operation
0
Input from the SINn_0 pin
1
Input from the SINn_1 pin
MB91520 Series
MN705-00010-1v0-E
418