Fujitsu FR60 Hardware Manual page 213

32-bit microcontroller mb91301 series

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Table of Contents

■ Data Bus Width

The following shows the relationships between the internal register and external data bus for

each data bus width.

❍ 32-bit bus width

Figure 4.4-17 Relationship between Internal Register and External Bus Data for 32-bit Bus Width

❍ 16-bit bus width

Figure 4.4-18 Relationship between Internal Register and External Bus Data for 16-bit Bus Width

❍ 8-bit bus width

Figure 4.4-19 Relationship between the Internal Register and External Data Bus in the 8-bit Bus Width

Output address low-order digits

Internal register

Internal register

Output address low-order digits

Internal register

CHAPTER 4 EXTERNAL BUS INTERFACE

External bus

External bus

External bus