HD6433694 Datasheet, PDF (93/432 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

When the address break is specified in the data read cycle
Register setting
• ABRKCR = H'A0
• BAR = H'025A
Program
0258 NOP
025A NOP
* 025C MOV.W @H'025A,R0
0260 NOP
Underline indicates the address
0262 NOP
to be stacked.
:
:
MOV MOV NOP MOV NOP Next
instruc- instruc- instruc- instruc- instruc- instru-
tion 1 tion 2 tion
tion
tion
ction Internal Stack
prefetch prefetch prefetch execution prefetch prefetch processing save
φ
Address
bus
Interrupt
request
025C 025E 0260 025A 0262
0264
Interrupt acceptance
SP-2
Figure 4.2 Address Break Interrupt Operation Example (2)
Rev. 4.00, 03/04, page 65 of 400