HD6417750 Datasheet, PDF (391/1039 Pages) Renesas Technology Corp – SuperH RISC engine

Bit: 31
30
29
28
27
26
25
24
Bit name: —
—
—
—
—
—
—
—
Initial value: 0
0
0
0
0
0
0
0
R/W: R
R
R
R
R
R
R
R
Bit: 23
22
21
20
19
18
17
16
Bit name: —
—
—
—
—
—
—
—
Initial value: 0
0
0
0
0
0
0
0
R/W: R
R
R
R
R
R
R
R
Bit: 15
14
13
12
11
10
9
8
Bit name: —
—
—
—
—
—
—
—
Initial value: 0
0
0
0
0
0
0
0
R/W: R
R
R
R
R
R
R
R
Bit: 7
6
5
4
3
2
1
0
Bit name: —
—
—
ASYNC
Initial value: 0
0
0
0
0
0
0
0
R/W: R
R
R
R/W R/W R/W R/W R/W
Bits 31 to 5Reserved: These bits are always read as 0, and should only be written with 0.
Bits 4 to 0Asynchronous Input: These bits enable asynchronous input to the corresponding
pin.
Bits 4 to 0: ASYNCn Description
0
Input to corresponding pin is synchronous with CKIO
(Initial value)
1
Input to corresponding pin can be asynchronous with CKIO
Bit
Corresponding Pin
4
,2,649
3
'5(44
2
'5(43
1
%5(4
0
5'<
Rev. 6.0, 07/02, page 339 of 986