W90N745CD Datasheet, PDF (380/422 Pages) Winbond – 16/32-bit ARM microcontroller

W90N745CD/W90N745CDG
Figure 6.17.2 Keypad Interface with row decoder and column encoder
Keypad Controller 3-keys Configuration Register (KPI3KCONF)
REGISTER
KPI3KCONF
ADDRESS
0xFFF8_8004
R/W
W/R
DESCRIPTION
three-key
register
configuration
RESET VALUE
0x0000_0000
31
30
29
28
27
26
25
24
RESERVED
EN3KY ENRST
23
22
21
20
19
18
17
16
RESERVED
K32R
K32C
15
14
13
12
11
10
9
8
RESERVED
K31R
K31C
7
6
5
4
3
2
1
0
RESERVED
K30R
K30C
Publication Release Date: September 22, 2006
- 375 -
Revision A2