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M451
May. 4, 2018
Page
377
of
1006
Rev.2.08
M4
51
S
E
RI
E
S
T
E
CH
NICA
L RE
F
E
R
E
NC
E
M
A
NU
A
L
GPIO Px.n Pin Data Input/Outut Register (Pxn_PDIO)
Register
Offset
R/W
Description
Reset Value
PAn_PDIO
n=0,1..15
0x800+(0x04 * n)
R/W
GPIO PA.n Pin Data Input/Output Register
0x0000_000X
PBn_PDIO
n=0,1..15
0x840+(0x04 * n)
R/W
GPIO PB.n Pin Data Input/Output Register
0x0000_000X
PCn_PDIO
n=0,1..15
0x880+(0x04 * n)
R/W
GPIO PC.n Pin Data Input/Output Register
0x0000_000X
PDn_PDIO
n=0,1..15
0x8C0+(0x04 * n)
R/W
GPIO PD.n Pin Data Input/Output Register
0x0000_000X
PEn_PDIO
n=0,1..14
0x900+(0x04 * n)
R/W
GPIO PE.n Pin Data Input/Output Register
0x0000_000X
PFn_PDIO
n=0,1..7
0x940+(0x04 * n)
R/W
GPIO PF.n Pin Data Input/Output Register
0x0000_000X
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
Reserved
7
6
5
4
3
2
1
0
Reserved
PDIO
Bits
Description
[31:1]
Reserved
Reserved.
[0]
PDIO
GPIO Px.N Pin Data Input/Output
Writing this bit can control one GPIO pin output value.
0 = Corresponding GPIO pin set to low.
1 = Corresponding GPIO pin set to high.
Read this register to get GPIO pin status.
For example, writing PA0_PDIO will reflect the written value to bit DOUT (Px_DOUT[0]),
reading PA0_PDIO will return the value of PIN (PA_PIN[0]).
Note1:
The writing operation will not be affected by register DATMSK (Px_DATMSK[n]).
Note2:
Max. n=15 for port A/B/C/D.
Max. n=14 for port E.
Max. n=7 for port F.
Note3:
The PB.9/PB.10/PC.9/PC.14/PC.15/PD.10/PD.11/PE.2/PE.6/PE.7/PE.14 pin is
ignored for M45xD/M45xC.
Содержание ARM Cortex NuMicro M451 Series
Страница 301: ...M451 May 4 2018 Page 301 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL...
Страница 324: ...M451 May 4 2018 Page 324 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL Figure 6 4 18 Checksum Calculation Flow...
Страница 355: ...M451 May 4 2018 Page 355 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL 2 0 Reserved Reserved...
Страница 625: ...M451 May 4 2018 Page 625 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL 00 5 bits 01 6 bits 10 7 bits 11 8 bits...
Страница 721: ...M451 May 4 2018 Page 721 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL the SCL line 1 0 Reserved Reserved...
Страница 1001: ...M451 May 4 2018 Page 1001 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL LQFP 64L 10x10x1 4 mm footprint 2 0 mm 9 2...
Страница 1002: ...M451 May 4 2018 Page 1002 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL LQFP 64L 7x7x1 4 mm footprint 2 0 mm 9 3...
Страница 1003: ...M451 May 4 2018 Page 1003 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL LQFP 48L 7x7x1 4mm footprint 2 0mm 9 4...