HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 140

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

7. The CPU generates a vector address for the accepted interrupt and starts execution of the
Rev. 2.0, 08/02, page 100 of 788
Figure 5.4 Flowchart of Procedure up to Interrupt Acceptance in Interrupt Control Mode 0
interrupt handling routine at the address indicated by the contents of the vector address in the
vector table.
IRQ0
An interrupt with interrupt
Yes
control level 1?
IRQ1
No
Yes
Yes
Yes
No
IBFI3
Branch to interrupt handling routine
Program excution state
Yes
Read vector address
Interrupt generated?
Save PC and CCR
No
I = 0
I
NMI
1
Yes
No
Yes
IRQ0
Yes
IRQ1
No
No
No
Yes
No
IBFI3
Yes
Hold pending