r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 773

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Bit
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
Bit Name
IFC3
IFC2
IFC1
IFC0
UFC3
UFC2
UFC1
UFC0
SFC3
SFC2
SFC1
SFC0
BFC3
BFC2
BFC1
BFC0
MFC3
MFC2
MFC1
MFC0
Initial
Value
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Frequency division ratio of the CPU clock (Ick)
0000: No change
0001: × 1/2
0010: × 1/4
0011: × 1/6
Others: Setting prohibited
Frequency division ratio of the RAM clock (Uck)
0000: No change
0010: × 1/4
0011: × 1/6
Others: Setting prohibited
Frequency division ratio of the SuperHyway clock
(SHck)
0000: No change
0010: × 1/4
0011: × 1/6
Others: Setting prohibited
Frequency division ratio of the bus clock (Bck)
0000: No change
0101: × 1/12
0110: × 1/16
0111: × 1/18
1000: × 1/24
1001: × 1/32
1010: × 1/36
1011: × 1/48
Others: Setting prohibited
Frequency division ratio of the DDR clock (DDRck)
0000: No change
0010: × 1/4
0011: × 1/6
Others: Setting prohibited
Rev.1.00 Jan. 10, 2008 Page 743 of 1658
15. Clock Pulse Generator (CPG)
REJ09B0261-0100