933
Chapter 20
Port Functions
User’s Manual U16580EE3V1UD00
(2)
Control registers
(a) Port register 9 (P9)
The P9 register is an 8-bit register that controls reading the pin levels and writing the output levels
of port pins P90 to P96.
This register can be read or written in 8-bit or 1-bit units.
Reset input causes an undefined register content.
Figure 20-52:
Port Register 9 (P9)
(b) Port mode register 9 (PM9)
The PM9 register is an 8-bit register that specifies the input or output mode.
This register can be read or written in 8-bit or 1-bit units.
Reset input sets this register to FFH.
Figure 20-53:
Port Mode Register 9 (PM9)
Remark:
n = 0 to 6
After reset:
Undefined
R/W
Address:
FFFFF412H
7
6
5
4
3
2
1
0
P9
0
P96
P95
P94
P93
P92
P91
P90
P9n
Input/Output Data Control of Pin P9n
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
After reset:
FFH
R/W
Address:
FFFFF432H
7
6
5
4
3
2
1
0
PM9
1
PM96
PM95
PM94
PM93
PM92
PM91
PM90
PM9n
Input/Output Mode Control of Pin P9n (in Port Mode)
0
Output mode
1
Input mode
Содержание V850E/PH2
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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...
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Страница 1036: ...1036 Chapter 27 Recommended Soldering Conditions User s Manual U16580EE3V1UD00 MEMO...
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