Pular para o conteúdo principal
Knowledgebase
Home
Renesas Brasil - Knowledgebase

If I access embedded ROM, is the address signal output from address bus?

Latest Updated:12/25/2008

Question:

If I access embedded ROM, embedded RAM, or I/O register in external bus expanded mode, is the address signal output from address bus?

Answer:

No. If you access embedded ROM, embedded RAM or I/O register, the status of previous external access is kept.
Suitable Products
H8S/2678, 2678R
H8S/2668
H8S/2655
H8S/2649
H8S/2648, 2646
H8S/2643
H8S/2630, 2639, 2638, 2636, 2635
H8S/2633
H8S/2609
H8S/2607
H8S/2472, 2463, 2462
H8S/2456, 2456R, 2454
H8S/2426, 2426R, 2424
H8S/2378, 2378R
H8S/2368
H8S/2398, 2357
H8S/2355
H8S/2350
H8S/2345
H8S/2339
H8S/2329
H8S/2319