Datasheet

Section 6 ROM

Rev. 6.00 Aug 04, 2006 page 156 of 680

REJ09B0145-0600

6.1.1 Block Diagram

Figure 6.1 shows a block diagram of the on-chip ROM.

H'7FFE H'7FFF

Internal data bus (upper 8 bits)

Internal data bus (lower 8 bits)

Even-numbered

address

Odd-numbered

address

H'7FFE

H'0002

H'0000

H'0002

H'0001

H'0003

On-chip ROM

Figure 6.1 ROM Block Diagram (H8/3844R, H8/3844S, H8/38344 and H8/38444)