r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 1001

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

23.3.88 Receive Data Padding Insert Register (RPADIR)
RPADIR is a 32-bit readable/writable register that inserts padding in receive data. When changing
the settings of this register, execute a software reset by means of the SWRT and SWRR bits in the
E-DMAC mode register (EDMR) before making settings again.
Bit
31 to 21
20 to 16
15 to 0
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
Bit Name

PADS[4:0]
PADR[15:0] H'0000
R/W
31
15

R
0
0
R/W
30
14

R
0
0
R/W
29
13

R
0
0
Initial
Value
All 0
H'00
R/W
28
12

R
0
0
R/W
27
11

R
0
0
R/W
R
R/W
R/W
R/W
26
10

R
0
0
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Padding Size
H'00: No padding insertion
H'01: 1-byte insertion
H'1F: 31-byte insertion
Padding Slot
H'0000: Inserts specified size of padding at the first
H'0001: Inserts specified size of padding at the second
H'FFFF: Inserts specified size of padding at the 64K
R/W
25

R
0
9
0
:
:
R/W
PADR[15:0]
24

R
0
8
0
byte
byte
byte
:
:
Section 23 Gigabit Ethernet Controller (GETHER)
R/W
23

R
0
7
0
R/W
Rev. 1.00 Oct. 01, 2007 Page 935 of 1956
22

R
0
6
0
R/W
21

R
0
5
0
R/W
R/W
20
0
4
0
R/W
R/W
19
0
3
0
PADS[4:0]
REJ09B0256-0100
R/W
R/W
18
0
2
0
R/W
17
0
1
0
R/W
R/W
16
0
0
0