DF2211NP24V Renesas Technology / Hitachi Semiconductor, DF2211NP24V Datasheet - Page 146

• Manufacturer Part Number: DF2211NP24V
• Description: H8S/2200 Series, 2212 Group, USB, RTC, HSS TNP-64B; Vcc= 2.7 to 3.6 volts, Temp= -20 to 75 C; Package: PVQN0064LB-A
• Manufacturer: Renesas Technology / Hitachi Semiconductor

A block diagram of the interrupt controller is shown in figure 5.1.
Rev.7.00 Dec. 24, 2008 Page 92 of 698
REJ09B0074-0700
Internal interrupt
request
WOVI to EXIRQ1
Legend:
ISCR:
IER:
ISR:
IPR:
SYSCR:
NMI input
IRQ input
SYSCR
IRQ sense control register
IRQ enable register
IRQ status register
Interrupt priority register
System control register
Figure 5.1 Block Diagram of Interrupt Controller
Interrupt controller
INTM1, INTM0
NMIEG
ISCR
NMI input unit
IRQ input unit
ISR
IER
determination
Priority
IPR
Vector number
Interrupt
request
I2 to I0
I
CPU
CCR
EXR