AK4160 Datasheet, PDF (22/40 Pages) Asahi Kasei Microsystems – 16-channel Capacitive Touch Sensor IC

[AK4160]
GPIO Input Data Register
Address 0x04 (R) Default 0x00
Description
D7
GPIO Input Data
GPIN[7]
D6
GPIN[6]
D5
GPIN[5]
D4
GPIN[4]
D3
GPIN[3]
D2
GPIN[2]
D1
GPIN[1]
D0
GPIN[0]
Bits
D7-D0
Name
GPIN
Description
The level output of GPIO
The reading value changes at each setting of GPIO. (Table 5)
GPEN
Direction Debounce SRC1-0 bits The Value that returned from GPIO
(Note 23) (Note 24) (Note 25) (Note 26)
0
-
-
-
0
1
Input
Invalid
-
Terminal Level
Valid
-
Debounced Level
Output
-
00
Terminal Level
-
01, 10, 11
Output Enable
Note 23. This is the setting value at the address 0x5E.
Note 24. This is set by DIR bit at the address 0x35~0x44.
Note 25. This is set by DEB1[3:0] bits and DEB0[3:0] bits at address 0x35~0x44.
Note 26. This is set by SRC1-0 bits at address 0x32~0x44.
Table 5. GPIO Register Value
MS1313-E-01
- 22 -
2011/11