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STMPE821 Folha de dados(PDF) 36 Page - STMicroelectronics

Nome de Peças STMPE821
Descrição Electrónicos  8-bit Xpander Logic??with touchkey controller
PDF  55 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE821 Folha de dados(HTML) 36 Page - STMicroelectronics

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Capacitive touch module registers
STMPE821
36/55
STRENGTH_THRESHOLD
Strength threshold
Address:
0x50 - 0x5B
Type:
R/W
Reset:
0x01
Description:
Strength threshold.
STRENGTH
Strength
Address:
0x60 - 0x67
Type:
R
Reset:
0x00
Description:
The number of times where a sense capacitance exceeds the calibrated reference
impedance
7654
3
2
1
0
STRENGTH_THRESHOLD
[7:0] STRENGTH_THRESHOLD:
Setting threshold to be used in AFS mode to determine valid touch
765
432
10
STRENGTH
[7:0] STRENGTH:
Read-only field
Counts the number of times a sensed impedance exceeds calibrated reference impedance
over and integration time. Maximum strength equals Integration Time [7:0]



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