US38024-BAG1 Renesas Electronics America, US38024-BAG1 Datasheet - Page 221

• Manufacturer Part Number: US38024-BAG1
• Description: DEV EVALUATION KIT H8/38024
• Manufacturer: Renesas Electronics America
• Series: H8®r
• Type: MCUr

Specifications of US38024-BAG1

• Contents: 2G (Second-generation) Evaluation Board, HEW debugger support, Cable and CD-ROM
• For Use With/related Products: H8/38024
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Port Pull-Up Control Register 1 (PUCR1)
PUCR1 controls whether the MOS pull-up of each of the port 1 pins P1
or off. When a PCR1 bit is cleared to 0, setting the corresponding PUCR1 bit to 1 turns on the
MOS pull-up for the corresponding pin, while clearing the bit to 0 turns off the MOS pull-up.
Note: * Pin 1
Port Mode Register 1 (PMR1)
PMR1 is an 8-bit read/write register, controlling the selection of pin functions for port 1 pins.
Bit 7—P1
This bit selects whether pin P1
Bit 7
IRQ3
0
1
Note: Rising or falling edge sensing can be designated for IRQ
Bit 6—Reserved
This bit is reserved; it is always read as 1 and cannot be modified.
Bit 5—Reserved
This bit is reserved; it can only be written with 0.
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
settings, see 3. Timer Control Register F (TCRF) in section 9.4.2, Register Descriptions.
The register is both readable and writeable.
7
/IRQ
Description
Functions as P1
Functions as IRQ
6
and the associated function are not implemented on the H8/38124 Group.
3
PUCR1
/TMIF Pin Function Switch (IRQ3)
IRQ3
R/W
R/W
7
0
7
0
7
PUCR1
R/W
7
—
—
7
6
0
6
1
3
/IRQ
I/O pin
/TMIF input pin
6
*
3
/TMIF is used as P1
—
—
W
—
—
W
5
5
PUCR1
IRQ4
R/W
R/W
4
0
4
0
4
Rev. 8.00 Mar. 09, 2010 Page 199 of 658
7
PUCR1
or as IRQ
TMIG
R/W
R/W
3
0
3
0
3
, TMIF. For details on TMIF
3
3
/TMIF.
7
—
—
—
—
W
W
, P1
2
2
6
*, P1
Section 8 I/O Ports
REJ09B0042-0800
—
—
W
4
—
—
1
1
1
, and P1
(initial value)
3
—
is on
—
—
W
—
W
0
0