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STMPE1601 Datasheet(PDF) 49 Page - STMicroelectronics

Part # STMPE1601
Description  16-bit enhanced port expander with keypad and PWM controller Xpander Logic
PDF  58 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE1601 Datasheet(HTML) 49 Page - STMicroelectronics

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STMPE1601
Data registers
49/58
KPC_DATA_BYTE2
Keypad data byte 2
Address:
0x6A
Type:
R
Buffer:
Reset:
0xF8
Description:
Keypad data register.
7
6
5
432
10
UP/DOWN
R3R2R1R0C2C1C0
R
R
RRR
RR
R
1
1
1
110
00
[7] UP/DOWN:
0: key-down
1: key-up
[6:3] R[3:0]
Row number of key 3 (valid range: 0 - 7)
0x1111: No key
[2:0] C[2:0}:
column number of key 3 (valid range: 0 -7)



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