r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 689

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Bit
4
3, 2
1
0
Bit Name
TMRS

USBDRQE

Initial Value
0
All 0
0
1
R/W
R/W

R/W

Description
TMR Pin Select
Selects the output pins of TMO1 and TMO0 and
input pins of TMCI1, TMCI0, TMRI1, and TMRI0.
0: [For H8S/2454]
1: P85/TMO1-B, P52/TMO0-B, P83/TMCI1-B,
Reserved
These bits are always read as 0. Only the initial
values should be written to these bits.
USB-DMAC Activation Interrupt Enable
Enables or disables interrupt to activate the DMAC
(USBINTN) from the USB.
0: The DREQ signal from the DREQ pin is set as a
1: The DMAC activation interrupt signal from the
Reserved
This bit is always read as 1. Only the initial value
should be written to this bit.
P25/TMO1-A, P24/TMO0-A, P23/TMCI1-A,
P22/TMCI0-A, P21/TMRI1-A, and P20/TMRI0-A
are selected.
[For H8S/2456, H8S/2456R]
P65/TMO1-A, P64/TMO0-A, P63/TMCI1-A,
P62/TMCI0-A, P61/TMRI1-A, and P60/TMRI0-A
are selected.
P51/TMCI0-B, P81/TMRI1-B, and P50/TMRI0-B
are selected.
data transfer activation source.
USB is set as a data transfer activation source.
Rev. 1.00 Sep. 19, 2008 Page 659 of 1342
Section 10 I/O Ports
REJ09B0467-0100