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HD64F2149YV 数据表(PDF) 283 Page - Renesas Technology Corp

部件名 HD64F2149YV
功能描述  Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series
PDF  1075 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

HD64F2149YV 数据表(HTML) 283 Page - Renesas Technology Corp

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Section 8 I/O Ports
Rev. 3.00 Jan 18, 2006 page 255 of 1044
REJ09B0280-0300
Pin
Selection Method and Pin Functions
PA2/A18/PS2AC/
KIN10/CIN10
The pin function is switched as shown below according to the combination of
operating mode, the KBIOE bit in KBCR0H of the keyboard buffer controller,
the IOSE bit in SYSCR, and bit PA2DDR.
Operating
mode
Modes 1, 2 (EXPE = 0), 3
Mode 2 (EXPE = 1)
KBIOE
0
1
0
1
PA2DDR
0
1
—
01
—
IOSE
——
——
01
—
Pin function
PA2
input
pin
PA2
output
pin
PS2AC
output
pin
PA2
input
pin
A18
output
pin
PA2
output
pin
PS2AC
output
pin
KIN10 input pin, CIN10 input pin, PS2AC input pin
This pin can always be used as the PS2AC,
KIN10, or CIN10 input pin.
PA1/A17/
KIN9/
CIN9
The pin function is switched as shown below according to the combination of
operating mode, the IOSE bit in SYSCR and bit PA1DDR.
Operating
mode
Modes 1,
2 (EXPE = 0), 3
Mode 2 (EXPE = 1)
PA1DDR
0
1
0
1
IOSE
——
—
01
Pin function
PA1
input pin
PA1
output pin
PA1
input pin
A17
output pin
PA1
output pin
KIN9 input pin, CIN9 input pin
This pin can always be used as the
KIN9 or CIN9 input pin.
PA0/A16/
KIN8/
CIN8
The pin function is switched as shown below according to the combination of
operationg mode, the IOSE bit in SYSCR and bit PA0DDR.
Operating
mode
Modes 1,
2 (EXPE = 0), 3
Mode 2 (EXPE = 1)
PA0DDR
0
1
0
1
IOSE
——
—
01
Pin function
PA0
input pin
PA0
output pin
PA0
input pin
A16
output pin
PA0
output pin
KIN8 input pin, CIN8 input pin
This pin can always be used as the
KIN8 or CIN8 input pin.



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