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STMPE821 Fiches technique(PDF) 14 Page - STMicroelectronics

No de pièce STMPE821
Description  8-bit Xpander Logic??with touchkey controller
PDF  55 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE821 Fiches technique(HTML) 14 Page - STMicroelectronics

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Register map and function description
STMPE821
14/55
0x40
EVR
8
R/W
0x04
Enviromental variance
0x50 -
0x57
STRENGTH_THRES
[0-7]
8
R/W
0x01
Setting of strength threshold for
each channel
0x60 -
0x67
STRENGTH [0-7]
8
R
0x00
Strenght
0x70 -
0x77
CAL_IMPEDANCE
[0-7]
8
R
0x00
Calibrated impedance
0x80 -
0x87
IMPEDANCE [0-7]
8
R
0x00
Impedance
0x90
TOUCH_BYTE_L
8
R
0x00
Touch sensing data output
0x91
TOUCH_BYTE_H
8
R
0x00
Touch sensing data output
0x92
INT_PENDING
8
R/W
0x00
Status of GINT interrupt
sources
0xA0
PWM_OFF_OUTPUT
8
R/W
0x00
PWM group control
0xA1
MASTER_EN
8
R/W
0x00
Master enable
0xB0
PWM0_SET
8
R/W
0x00
PWM 0 setup
0xB1
PWM0_CTRL
8
R/W
0x00
PWM 0 control
0xB2
PWM0_RAMP_RATE
8
R/W
0x00
PWM 0 ramp rate
0xB4
PWM1_SET
8
R/W
0x00
PWM 1 setup
0xB5
PWM1_CTRL
8
R/W
0x00
PWM 1 control
0xB6
PWM1_RAMP_RATE
8
R/W
0x00
PWM 1 ramp rate
0xB8
PWM2_SET
8
R/W
0x00
PWM 2 setup
0xB9
PWM2_CTRL
8
R/W
0x00
PWM 2 control
0xBA
PWM2_RAMP_RATE
8
R/W
0x00
PWM 2 ramp rate
0xBC
PWM3_SET
8
R/W
0x00
PWM 3 setup
0xBD
PWM3_CTRL
8
R/W
0x00
PWM 3 control
0xBE
PWM3_RAMP_RATE
8
R/W
0x00
PWM 3 ramp rate
Table 5.
Register summary map table (continued)
Address
Register name
Bit
Type
Reset value
Function



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