R5F21356CNFP#U0 Renesas Electronics America, R5F21356CNFP#U0 Datasheet - Page 189

• Manufacturer Part Number: R5F21356CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 52-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/35Cr

Specifications of R5F21356CNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 47
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 52-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/35C Group
REJ09B0567-0100 Rev.1.00 Dec. 14, 2009
Page 156 of 725
11.2
11.2.1
Note:
After Reset
1. Only 0 can be written to the IR bit. Do not write 1 to this bit.
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 004Ah (TREIC), 004Bh (S2TIC), 004Ch (S2RIC), 004Dh (KUPIC), 004Eh (ADIC),
Rewrite the interrupt control register when an interrupt request corresponding to the register is not generated.
Refer to 11.8.5 Rewriting Interrupt Control Register.
Symbol
Registers
Symbol
Bit
ILVL0
ILVL1
ILVL2
Interrupt Control Register
(TREIC, S2TIC, S2RIC, KUPIC, ADIC, S0TIC, S0RIC, S1TIC, S1RIC, TRAIC,
TRBIC, U2BCNIC, VCMP1IC, VCMP2IC)
IR
—
—
—
—
0051h (S0TIC), 0052h (S0RIC), 0053h (S1TIC), 0054h (S1RIC), 0056h (TRAIC),
0058h (TRBIC), 005Eh (U2BCNIC), 0072h (VCMP1IC), 0073h (VCMP2IC),
b7
—
X
Interrupt priority level select bit
Interrupt request bit
Nothing is assigned. If necessary, set to 0.
When read, the content is undefined.
b6
—
X
Bit Name
b5
—
X
b4
—
X
b2 b1 b0
0: No interrupt requested
1: Interrupt requested
0 0 0: Level 0 (interrupt disabled)
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
b3
IR
X
ILVL2
b2
0
Function
ILVL1
b1
0
ILVL0
b0
0
11. Interrupts
R/W
R/W
R/W
R/W
R/W
(1)
—