R5F61668RN50FPV Renesas Electronics America, R5F61668RN50FPV Datasheet - Page 164

• Manufacturer Part Number: R5F61668RN50FPV
• Description: IC H8SX/1668 MCU FLASH 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61668RN50FPV

• Core Processor: H8SX
• Core Size: 16/32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 92
• Program Memory Size: 1MB (1M x 8)
• Program Memory Type: FLASH
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• For Use With: R0K561668S000BE - KIT STARTER FOR H8SX/1668R0K561664S001BE - KIT STARTER FOR H8SX/1651HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 7 Interrupt Controller
A block diagram of the interrupt controller is shown in figure 7.1.
Rev. 2.00 Sep. 24, 2008 Page 130 of 1468
REJ09B0412-0200
TM32K
LVD*
WOVI to RESUME
IRQ11 to 0 input
Internal interrupt
[Legend]
INTCR:
CPUPCR:
ISCR:
IER:
ISR:
Note: * Supported only by the H8SX/1668M Group.
sources
NMI input
IRQ15 input
IRQ14 input
Interrupt control register
CPU priority control register
IRQ sense control register
IRQ enable register
IRQ status register
Figure 7.1 Block Diagram of Interrupt Controller
INTCR
ISCR
IRQ input unit
NMIEG
Source selector
NMI input unit
DTCER
IER
INTM1, INTM0
DTCCR
Interrupt controller
SSIER
ISR
CPU priority
CPUPCR
DTC priority
SSIER:
IPR:
DTCER:
DTCCR:
determination
Priority
DTC priority
Software standby release IRQ enable register
Interrupt priority register
DTC enable register
DTC control register
control
IPR
interrupt request
DTC vector
permission
activation
clear signal
activation
Activation
request
request
I2 to I0
DMAC
vector
DTC
CPU
CPU
I
DMAC priority
control
CPU
DMAC
DTC
DMDR
CCR
EXR