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STMPE2403 Fiches technique(PDF) 52 Page - STMicroelectronics

No de pièce STMPE2403
Description  24-bit Enhanced port expander with Keypad and PWM controller Xpander logic
PDF  63 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE2403 Fiches technique(HTML) 52 Page - STMicroelectronics

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Keypad controller
STMPE2403
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KPC_data_byte1 Register
KPC_data_byte2 Register
Bit
7
654321
0
Name
Up/Down
R3R2R1R0C2
C1
C0
Read/Write
R
RRRRRRR
Reset Value
1
111100
0
Table 52. Bit description
Bit
Name
Description
7
Up/Down
‘0’ for key-down, ‘1’ for key-up
6R3
row number of key 2 (valid range : 0-11)
0x1111 for No Key
5R2
4R1
3R0
2C2
column number of key 2 (valid range : 0-7)
1C1
0C0
Bit
7
654321
0
Name
Up/Down
R3R2R1R0C2
C1
C0
Read/Write
R
RRRRRRR
Reset Value
1
111100
0
Table 53. Bit description
Bit
Name
Description
7
Up/Down
‘0’ for key-down, ‘1’ for key-up
6
R3
row number of key 3 (valid range : 0-11)
0x1111 for No Key
5R2
4R1
3R0
2
C2
column number of key 3 (valid range : 0-7)
1C1
0C0



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