R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 138

• Manufacturer Part Number: R0K572030S000BE
• Description: KIT DEV FOR SH7203
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: MCUr

Specifications of R0K572030S000BE

• Contents: CPU Board, LCD Module, E10A-Lite Emulator, Cable, QuickStart Guide and CD-ROM
• Silicon Manufacturer: Renesas
• Kit Contents: Board
• Silicon Family Name: SH7203
• Silicon Core Number: R5S72030W200FP
• Tool / Board Applications: General Purpose MCU, MPU, DSP, DSC
• Mcu Supported Families: SH7203
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: SH7203
• Lead Free Status / Rohs Status: Compliant

Section 4 Clock Pulse Generator (CPG)
Figure 4.1 shows a block diagram of the clock pulse generator.
Rev. 3.00 Sep. 28, 2009 Page 106 of 1650
REJ09B0313-0300
MD_CLK1
MD_CLK0
USB_X2
USB_X1
[Legend]
FRQCR
EXTAL
XTAL
CKIO
: Frequency control register
oscillator
oscillator
Crystal
Crystal
Figure 4.1 Block Diagram of Clock Pulse Generator
Clock frequency
control circuit
Divider 1
× 1
× 1/2
× 1/4
FRQCR
On-chip oscillator
CPG control unit
Bus interface
Peripheral bus
PLL circuit 1
(× 8,12,16)
Standby control circuit
Divider 2
× 1
× 1/2
× 1/3
× 1/4
× 1/6
× 1/8
× 1/12
Internal clock
(Iφ, Max. 200 MHz)
Peripheral clock
(Pφ, Max. 33.33 MHz)
Bus clock
(Bφ = CKIO, Max. 66.66 MHz)