R5F61663RN50FPV Renesas Electronics America, R5F61663RN50FPV Datasheet - Page 182
R5F61663RN50FPV
Manufacturer Part Number
R5F61663RN50FPV
Description
MCU FLASH 384K ROM 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Specifications of R5F61663RN50FPV
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
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
40K 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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
R5F61663RN50FPV
Manufacturer:
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Section 7 Interrupt Controller
Detection of IRQn interrupts is enabled through the P1ICR, P2ICR, and P5ICR register settings,
and does not change regardless of the output setting. However, when a pin is used as an external
interrupt input pin, the pin must not be used as an I/O pin for another function by clearing the
corresponding DDR bit to 0.
A block diagram of interrupts IRQn is shown in figure 7.2.
When the IRQ sensing control in ISCR is set to a low level of signal IRQn, the level of IRQn
should be held low until an interrupt handling starts. Then set the corresponding input signal IRQn
to high in the interrupt handling routine and clear the IRQnF to 0. Interrupts may not be executed
when the corresponding input signal IRQn is set to high before the interrupt handling begins.
7.4.2
The sources for internal interrupts from on-chip peripheral modules have the following features:
• For each on-chip peripheral module there are flags that indicate the interrupt request status,
• The interrupt priority can be set by means of IPR.
• The DTC and DMAC can be activated by a TPU, SCI, or other interrupt request.
• The priority levels of DTC and DMAC activation can be controlled by the DTC and DMAC
Rev. 2.00 Sep. 24, 2008 Page 148 of 1468
REJ09B0412-0200
IRQn input
[Legend]
n = 11 to 0
and enable bits that enable or disable these interrupts. They can be controlled independently.
When the enable bit is set to 1, an interrupt request is issued to the interrupt controller.
priority control functions.
Corresponding bit
Internal Interrupts
Input buffer
in ICR
Figure 7.2 Block Diagram of Interrupts IRQn
IRQnSF, IRQnSR
detection circuit
Edge/level
Clear signal
R
S
IRQnF
Q
IRQnE
IRQn interrupt request
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