HD64F3437TF16 Datasheet, PDF (707/752 Pages) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

KMIMR—Keyboard Matrix Interrupt Mask Register H'F1
HIF
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
KMIMR7 KMIMR6 KMIMR5 KMIMR4 KMIMR3 KMIMR2 KMIMR1 KMIMR0
1
0
1
1
1
1
1
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Keyboard Matrix Interrupt Mask
0 Key-sense input interrupt request enabled
1 _{Key-sense input interrupt request disabled (initial value)*}
Note: * Initial value of KMIMR6 is 0.
KMPCR—Port 6 Input Pull-Up Control Register
H'F2
HIF (port 6)
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
KM₇PCR KM₆PCR KM₅PCR KM₄PCR KM₃PCR KM₂PCR KM₁PCR KM₀PCR
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Port 6 Input Pull-Up Control
0 Input pull-up transistor is off. (initial value)
1 Input pull-up transistor is on.
KMIMRA—Keyboard Matrix Interrupt Mask Register A H'F3
HIF
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
KMIMR15 KMIMR14 KMIMR13 KMIMR12 KMIMR11 KMIMR10 KMIMR9 KMIMR8
1
1
1
1
1
1
1
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Keyboard Matrix Interrupt Mask
0 Key-sense input interrupt request enabled
1 Key-sense input interrupt request disabled (initial value)
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