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STMPE2403 数据表(PDF) 36 Page - STMicroelectronics

部件名 STMPE2403
功能描述  24-bit Enhanced port expander with Keypad and PWM controller Xpander logic
PDF  63 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STMPE2403 数据表(HTML) 36 Page - STMicroelectronics

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GPIO controller
STMPE2403
36/63
GPAFR_L_msb
Bit
23
22212019181716
AF11
AF10
AF9
AF8
R/W
RW
RWRWRWRWRW
RW
RW
Reset
Value
0
0000000
GPAFR_L_csb
Bit
15
1413121110
9
8
AF7
AF6
AF5
AF4
R/W
RW
RWRWRWRWRW
RW
RW
Reset
Value
0
0000000
GPAFR_L_lsb
Bit
7
6543210
AF3
AF2
AF1
AF0
R/W
RW
RWRWRWRWRW
RW
RW
Reset
Value
0
0000000
Table 35. Bit description
Bits
Name
Description
23:0
AF[x]
GPIO Pin ‘x’ Alternate Function Select (where x = 11 to 0).
‘00’ – The corresponding GPIO pin (GPIO[x]) is configured to Primary Function.
‘01’ – The corresponding GPIO pin (GPIO[x]) is configured to Alternate Function 1.
‘10’ – The corresponding GPIO pin (GPIO[x]) is configured to Alternate Function 2.
‘11’ – The corresponding GPIO pin (GPIO[x]) is configured to Alternate Function 3.



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