R5F21244SNFP#U0 Renesas Electronics America, R5F21244SNFP#U0 Datasheet - Page 126

• Manufacturer Part Number: R5F21244SNFP#U0
• Description: IC R8C MCU FLASH 16K 52LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/24r

Specifications of R5F21244SNFP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 52-LQFP
• For Use With: R0K521256S000BE - KIT EVAL STARTER FOR R8C/25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Figure 12.4
Interrupt Control Register
b7 b6 b5 b4 b3 b2 b1 b0
NOTES:
1.
2.
Rew rite the interrupt control register w hen the interrupt request w hich is applicable for the register is not generated.
Refer to 12.6.5 Changing Interrupt Control Register Contents.
The IICSEL bit in the PMR register sw itches functions.
Feb 29, 2008
Registers TRD0IC, TRD1IC, SSUIC, and IICIC
Bit Symbol
(b7-b4)
Page 107 of 485
ILVL0
ILVL1
ILVL2
(1)
SSUIC/IICIC
TRD0IC
TRD1IC
—
IR
Symbol
(2)
Interrupt priority level select bits
Interrupt request bit
Nothing is assigned. If necessary, set to 0.
When read, the content is undefined.
Bit Name
Address
0048h
0049h
004Fh
b2 b1 b0
0 0 0 : Level 0 (interrupt disable)
0 0 1 : Level 1
0 1 0 : Level 2
0 1 1 : Level 3
1 0 0 : Level 4
1 0 1 : Level 5
1 1 0 : Level 6
1 1 1 : Level 7
0 : Requests no interrupt
1 : Requests interrupt
XXXXX000b
XXXXX000b
XXXXX000b
After Reset
Function
12. Interrupts
RW
RW
RW
RW
RO
—