R5F21238JFP#U0 Renesas Electronics America, R5F21238JFP#U0 Datasheet - Page 118
![IC R8C/23 MCU FLASH 64K 48LQFP](/photos/28/61/286102/48-lqfp__plqp0048kb-a_sml.jpg)
R5F21238JFP#U0
Manufacturer Part Number
R5F21238JFP#U0
Description
IC R8C/23 MCU FLASH 64K 48LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/23r
Datasheet
1.R5F21237DFPU0.pdf
(551 pages)
Specifications of R5F21238JFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
3K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
For Use With
RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21238JFP#U0R5F21238JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
R5F21238JFP#U0R5F21238JFP#V0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
12. Interrupts
12.1
Figure 12.1
12.1.1
Interrupt
NOTES:
Figure 12.1 shows the Interrupts.
Interrupt Overview
•
•
1. Peripheral function interrupts in the MCU are used to generate the peripheral interrupt.
2. Do not use this interrupt. This is for use with development tools only.
Maskable interrupt:
Non-maskable interrupt: The interrupt enable flag (I flag) does not enable or disable an interrupt. The
Types of Interrupts
Interrupts
Software
Hardware
(non-maskable interrupt)
Page 96 of 501
The interrupt enable flag (I flag) enables or disables these interrupt. The
interrupt priority order can be changed based on the interrupt priority level.
interrupt priority order based on interrupt priority level cannot be changed.
Special
(non-maskable interrupt)
Peripheral function
(maskable interrupt)
(1)
Undefined instruction (UND instruction)
Overflow (INTO instruction)
BRK instruction
INT instruction
Watchdog timer
Oscillation stop detection
Voltage monitor 2
Single step
Address break
Address match
(2)
(2)
12. Interrupts
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