950
Chapter 20
Port Functions
User’s Manual U16580EE3V1UD00
(2)
Control registers
(a) Port register DH (PDH)
The PDH register is a 16-bit register that controls reading the pin levels and writing the output
levels of port pins PDH0 to PDH15.
This register can be read or written in 16-bit units.
If the higher 8 bits of the PDH register are used as PDHH register, and the lower 8 bits as the
PDHL register, however, these registers can be read or written in 8-bit or 1-bit units.
Reset input causes an undefined register content.
Figure 20-67:
Port Register DH(PDH)
Remark:
n = 0 to 15
After reset:
Undefined
R/W
Address:
FFFFF006H
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
PDH
PDH15 PDH14 PDH13 PDH12 PDH11 PDH10 PDH9 PDH8 PDH7 PDH6 PDH5 PDH4 PDH3 PDH2 PDH1 PDH0
PDHH
PDHL
After reset:
Undefined
R/W
Address:
FFFFF006H
7
6
5
4
3
2
1
0
PDHL
PDH7
PDH6
PDH5
PDH4
PDH3
PDH2
PDH1
PDH0
After reset:
Undefined
R/W
Address:
FFFFF007H
7
6
5
4
3
2
1
0
PDHH
PDH15
PDH14
PDH13
PDH12
PDH11
PDH10
PDH9
PDH8
PDHn
Input/Output Data Control of Pin PDHn
0
Input mode: Low level is input
Output mode: Low level is output
1
Input mode: High level is input
Output mode: High level is output
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Страница 192: ...192 Chapter 5 Memory Access Control Function PD70F3187 only User s Manual U16580EE3V1UD00 MEMO...
Страница 312: ...312 Chapter 9 16 Bit Timer Event Counter P User s Manual U16580EE3V1UD00 MEMO...
Страница 534: ...534 Chapter 11 16 bit Timer Event Counter T User s Manual U16580EE3V1UD00...
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Страница 976: ...976 Chapter 22 Internal RAM Parity Check Function User s Manual U16580EE3V1UD00 MEMO...
Страница 984: ...984 Chapter 23 On Chip Debug Function OCD User s Manual U16580EE3V1UD00 MEMO...
Страница 1006: ...1006 Chapter 24 Flash Memory User s Manual U16580EE3V1UD00 MEMO...
Страница 1036: ...1036 Chapter 27 Recommended Soldering Conditions User s Manual U16580EE3V1UD00 MEMO...
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