HD64F2149 Datasheet, PDF (920/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

SYSCR2—System Control Register 2
Bit
7
6
5
4
KWUL1 KWUL0 P6PUE —
Initial value
0
0
0
0
Read/Write R/W
R/W
R/W
—
H'FF83
3
SDE
0
R/W
2
CS4E
0
R/W
1
CS3E
0
R/W
HIF (XBS)
0
HI12E
0
R/W
Host interface enable
0 Host interface functions
are disabled
1 Host interface functions
are enabled
CS3 enable
0 Host interface pin channel 3
functions disabled
1 Host interface pin channel 3
functions enabled
CS4 enable
0 Host interface pin channel 4
functions disabled
1 Host interface pin channel 4
functions enabled
Shutdown enable
0 Host interface pin shutdown function disabled
1 Host interface pin shutdown function enabled
Port 6 MOS input pull-up extra
0 Standard current specification is selected for port 6 MOS
input pull-up function
1 Current-limit specification is selected for port 6 MOS input
pull-up function
Key wakeup level 1 and 0
0 0 Standard input level is selected as port 6 input level
1 Input level 1 is selected as port 6 input level
1 0 Input level 2 is selected as port 6 input level
1 Input level 3 is selected as port 6 input level
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