Overview; Block Diagram - Hitachi H8S/2646 Hardware Manual

Hitachi 16-bit single-chip microcomputer h8s/2646 series
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20.2

Overview

20.2.1

Block Diagram

FLMCR1
FLMCR2
RAMER
FLPWCR
Legend
FLMCR1:
Flash memory control register 1
FLMCR2:
Flash memory control register 2
EBR1:
Erase block register 1
EBR2:
Erase block register 2
RAMER:
RAM emulation register
FLPWCR:
Flash memory power control register
658
Internal address bus
Internal data bus (16 bits)
Bus interface/controller
EBR1
EBR2
Figure 20-1 Block Diagram of Flash Memory
Flash memory
(128 kbytes)
Operating
FWE pin
mode
Mode pin

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