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HD6432138SW Scheda tecnica(PDF) 292 Page - Renesas Technology Corp

Il numero della parte HD6432138SW
Spiegazioni elettronici  Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series
PDF  1061 Pages
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Produttore elettronici  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6432138SW Scheda tecnica(HTML) 292 Page - Renesas Technology Corp

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Section 8 I/O Ports
Rev. 4.00 Jun 06, 2006 page 238 of 1004
REJ09B0301-0400
Pin
Selection Method and Pin Functions
P94/
WR/IOW
The pin function is switched as shown below according to the combination of
operating mode, bit HI12E in SYSCR2, and bit P94DDR.
Operating
mode
Modes 1, 2, 3
(EXPE = 1)
Modes 2, 3 (EXPE = 0)
HI12E
—
01
P94DDR
—
01
—
Pin function
WR
output pin
P94
input pin
P94
output pin
IOW
input pin
P93/
RD/IOR
The pin function is switched as shown below according to the combination of
operating mode, bit HI12E in SYSCR2, and bit P93DDR.
Operating
mode
Modes 1, 2, 3
(EXPE = 1)
Modes 2, 3 (EXPE = 0)
HI12E
—
01
P93DDR
—
01
—
Pin function
RD output pin P93 input pin P93 output pin IOR input pin
P92/
IRQ0
P92DDR
0
1
Pin function
P92 input pin
P92 output pin
IRQ0 input pin
When bit IRQ0E in IER is set to 1, this pin is used as the
IRQ0 input pin.
P91/
IRQ1
P91DDR
0
1
Pin function
P91 input pin
P91 output pin
IRQ1 input pin
When bit IRQ1E in IER is set to 1, this pin is used as the
IRQ1 input pin.



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