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Section 8 I/O Ports
Rev. 6.00 Sep 12, 2006 page 173 of 526
REJ09B0326-0600
Port Mode Register 1 (PMR1)
Bit
7 6 5 4 3 2 1 0
IRQ3
IRQ2
IRQ1
PWM
TMOW
Initial
value 0 0 0 0 0 1 0 0
Read/Write
R/W R/W R/W R/W
R/W
PMR1 is an 8-bit read/write register, controlling the selection of pin functions for port 1 pins.
Upon reset, PMR1 is initialized to H'04.
Bit 7
P1
7
/
IRQ
IRQ
IRQ
IRQ
3
/TRGV Pin Function Switch (IRQ3):
This bit selects whether pin
P1
7
/
IRQ
3
/TRGV is used as P1
7
or as
IRQ
3
/TRGV.
Bit 7: IRQ3
Description
0
Functions as P1
7
I/O pin
(initial value)
1 Functions
as
IRQ
3
/TRGV input pin
Note: Rising or falling edge sensing can be designated for
IRQ
3
. Rising, falling, or both edge
sensing can be designated for TRGV. For details on TRGV settings, see section 9.4.2,
Register Descriptions.
Bit 6
P1
6
/
IRQ
IRQ
IRQ
IRQ
2
Pin Function Switch (IRQ2):
This bit selects whether pin P1
6
/
IRQ
2
is used as
P1
6
or as
IRQ
2
.
Bit 6: IRQ2
Description
0
Functions as P1
6
I/O pin
(initial value)
1 Functions
as
IRQ
2
input pin
Note: Rising or falling edge sensing can be designated for
IRQ
2
.
Bit 5
P1
5
/
IRQ
IRQ
IRQ
IRQ
1
Pin Function Switch (IRQ1):
This bit selects whether pin P1
5
/
IRQ
1
is used as
P1
5
or as
IRQ
1
.
Bit 5: IRQ1
Description
0
Functions as P1
5
I/O pin
(initial value)
1 Functions
as
IRQ
1
input pin
Note: Rising or falling edge sensing can be designated for
IRQ
1
.
Summary of Contents for F-ZTAT H8/3642A Series
Page 6: ...Rev 6 00 Sep 12 2006 page iv of xx ...
Page 8: ...Rev 6 00 Sep 12 2006 page vi of xx ...
Page 22: ...Rev 6 00 Sep 12 2006 page xx of xx ...
Page 124: ...Section 5 Power Down Modes Rev 6 00 Sep 12 2006 page 102 of 526 REJ09B0326 0600 ...
Page 188: ...Section 6 ROM Rev 6 00 Sep 12 2006 page 166 of 526 REJ09B0326 0600 ...
Page 190: ...Section 7 RAM Rev 6 00 Sep 12 2006 page 168 of 526 REJ09B0326 0600 ...
Page 298: ...Section 9 Timers Rev 6 00 Sep 12 2006 page 276 of 526 REJ09B0326 0600 ...
Page 378: ...Section 12 A D Converter Rev 6 00 Sep 12 2006 page 356 of 526 REJ09B0326 0600 ...
Page 446: ...Section 13 Electrical Characteristics Rev 6 00 Sep 12 2006 page 424 of 526 REJ09B0326 0600 ...