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HD6432142 Scheda tecnica(PDF) 321 Page - Renesas Technology Corp

Il numero della parte HD6432142
Spiegazioni elettronici  Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series
PDF  1177 Pages
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Produttore elettronici  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
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HD6432142 Scheda tecnica(HTML) 321 Page - Renesas Technology Corp

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Section 8 I/O Ports
Rev. 4.00 Sep 27, 2006 page 277 of 1130
REJ09B0327-0400
Pin
Selection Method and Pin Functions
PB1/D1/HIRQ4
The pin function is switched as shown below according to the combination of
the operating mode, bits HI12E and CS4E in SYSCR2, bit ABW in WSCR, and
bit PB1DDR.
Operating
mode
Modes 1, 2, 3
(EXPE = 1)
Modes 2, 3
(EXPE = 0)
HI12E
—
Either cleared to 0
1
CS4E
—
1
ABW
0
1
——
PB1DDR
—
010
1
—
Pin function
D1
I/O pin
PB1
input pin
PB1
output pin
PB1
input pin
PB1
output pin
HIRQ4
output pin
PB0/D0/HIRQ3
The pin function is switched as shown below according to the combination of
the operating mode, bits HI12E and CS3E in SYSCR2, bit ABW in WSCR, and
bit PB0DDR.
Operating
mode
Modes 1, 2, 3
(EXPE = 1)
Modes 2, 3
(EXPE = 0)
HI12E
—
Either cleared to 0
1
CS3E
—
1
ABW
0
1
——
PB0DDR
—
010
1
—
Pin function
D0
I/O pin
PB0
input pin
PB0
output pin
PB0
input pin
PB0
output pin
HIRQ3
output pin



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