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STMPE1801 Fiches technique(PDF) 43 Page - STMicroelectronics

No de pièce STMPE1801
Description  Xpander Logic™ 18-bit enhanced port expander with keypad controller
PDF  60 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE1801 Fiches technique(HTML) 43 Page - STMicroelectronics

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STMPE1801
Keypad controller
Doc ID 17884 Rev 3
43/60
KPC_CTRL_MID
Keypad controller control (Mid)
Address:
34
Type:
R/W
Reset:
0x31
Description:
Keypad control register.
76
5
4
3
2
1
0
DB[7:2]
DB0
RSVD
RW
RW
RW
RW
RW
RW
R
RW
01
1
0
0
0
1
0
[7:1] DB[7:2] and DB0:
DB0 bit is fixed to ‘1’.
10-127ms of de-bounce time
De-bounce time range is from 10 ms to 127 ms with 50 ms as the default.
[0] RESERVED



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