Overview Of Cpg; Block Diagram Of Cpg; Figure 10.1 (1) Block Diagram Of Cpg (Sh7750, Sh7750S) - Hitachi SH7750 Hardware Manual

Sh7750 series superh risc engine

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Overview of CPG

Figure 10.1 (1) shows a block diagram of the CPG in the SH7750 and SH7750S, and figure 10.1

(2) a block diagram of the CPG in the SH7750R.

Oscillator circuit

CPG control unit

FRQCR: Frequency control register

Standby control register

STBCR2: Standby control register 2

PLL circuit 1

PLL circuit 2

Clock frequency

control circuit

Bus interface

Internal bus

Standby control

Rev. 6.0, 07/02, page 249 of 986

CPU clock (Iø)

Peripheral module

clock (Pø) cycle

Bus clock (Bø)

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Sh7750r Sh7750s