Block Diagram - Renesas F-ZTAT H8 Series Hardware Manual

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Block Diagram

Figure 7.1 shows a block diagram of the refresh controller.

φ/2, φ/8, φ/32,

φ/128, φ/512,

φ/2048, φ/4096

Clock selector

Refresh timer counter

Refresh time constant register

Refresh timer control/status register

Refresh control register

Module data bus

Figure 7.1 Block Diagram of Refresh Controller

Refresh signal

Control logic

Rev. 3.00 Mar 21, 2006 page 147 of 814

Section 7 Refresh Controller

CMI interrupt

REJ09B0302-0300