SH7760 Datasheet, PDF (520/1345 Pages) Renesas Technology Corp – SuperHTM RISC engine

Table 12.3 FRQCR Settings and CPU Clock Frequencies
FRQCR
(Lower 9 Bits)
CPU Clock
Frequency Division Ratio
Bus Clock
Peripheral Clock
H'000
1
1
1/2
H'002
1/4
H'004
1/8
H'008
1/2
1/2
H'00A
1/4
H'00C
1/8
H'011
1/3
1/3
H'013
1/6
H'01A
1/4
1/4
H'01C
1/8
H'023
1/6
1/6
H'02C
1/8
1/8
H'048
1/2
1/2
1/2
H'04A
1/4
H'04C
1/8
H'05A
1/4
1/4
H'05C
1/8
H'063
1/6
1/6
H'06C
1/8
1/8
H'091
1/3
1/3
1/3
H'093
1/6
H'0A3
1/6
1/6
H'0DA
1/4
1/4
1/4
H'0DC
1/8
H'0EC
1/8
H'123
1/6
1/6
1/6
H'16C
1/8
1/8
1/8
Note: Do not set the lower nine bits of FRQCR to values other than those shown in this table.
Rev. 1.0, 02/03, page 470 of 1294