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TTP259-ASFN Datasheet(PDF) 73 Page - Tontek Design Technology

Part # TTP259-ASFN
Description  Preliminary
PDF  81 Pages
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Manufacturer  TONTEK [Tontek Design Technology]
Direct Link  http://www.tontek.com.tw
Logo TONTEK - Tontek Design Technology

TTP259-ASFN Datasheet(HTML) 73 Page - Tontek Design Technology

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Preliminary
TTP259
TonTouch
TM
2015/05/25
Page 73 of 81
Ver: 1.1
TPCHS2[212H]: Touch pad channel selector register2 [R/W], default value [0000]
Register
Bit3
Bit2
Bit1
Bit0
Bit Name
TPEN11
TPEN10
TPEN9
TPEN8
Read/Write
R/W
R/W
R/W
R/W
TPEN11~TPEN8: Touch pad channel selector 3rd nibble.
TPCHS3[213H]: Touch pad channel selector register3 [R/W], default value [0000]
Register
Bit3
Bit2
Bit1
Bit0
Bit Name
TPEN15
TPEN14
TPEN13
TPEN12
Read/Write
R/W
R/W
R/W
R/W
TPEN15~TPEN12: Touch pad channel selector 4th nibble.
As program writes the TPCHS0 register, hardware automatically discharges
the external capacitor and enable the sensor clock input until period end.
Channel
Enable
State
TPCHS0
TPEN3~
TPEN0
TPCHS1
TPEN7~
TPEN4
TPCHS2
TPEN11~
TPEN8
TPCHS3
TPEN15~
TPEN12
TP0
0001
0000
0000
0000
TP1
0010
0000
0000
0000
TP2
0100
0000
0000
0000
TP3
1000
0000
0000
0000
TP4
0000
0001
0000
0000
TP5
0000
0010
0000
0000
TP6
0000
0100
0000
0000
TP7
0000
1000
0000
0000
TP8
0000
0000
0001
0000
TP9
0000
0000
0010
0000
TP10
0000
0000
0100
0000
TP11
0000
0000
1000
0000
TP12
0000
0000
0000
0001
TP13
0000
0000
0000
0010
TP14
0000
0000
0000
0100
TP15
0000
0000
0000
1000



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