R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 12

• Manufacturer Part Number: R5F211B1SP#U0
• Description: IC R8C MCU FLASH 4K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/1Br

Specifications of R5F211B1SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K5211B4S001BE - KIT STARTER FOR R8C/18191A1BR0K5211B4S000BE - KIT DEV EVALUATION R8C/1BR0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

11. Protection
12. Interrupts
10.3
10.4
10.5
10.6
12.1
12.2
12.3
10.3.1
10.3.2
10.3.3
10.3.4
10.3.5
10.3.6
10.4.1
10.4.2
10.4.3
10.5.1
10.6.1
10.6.2
10.6.3
10.6.4
10.6.5
12.1.1
12.1.2
12.1.3
12.1.4
12.1.5
12.1.6
12.2.1
12.2.2
12.2.3
12.2.4
CPU Clock and Peripheral Function Clock................................................67
Power Control............................................................................................68
Oscillation Stop Detection Function ..........................................................74
Notes on Clock Generation Circuit ............................................................76
Interrupt Overview .....................................................................................78
INT Interrupt ..............................................................................................91
Key Input Interrupt.....................................................................................96
System Clock......................................................................................67
CPU Clock ..........................................................................................67
Peripheral Function Clock (f1, f2, f4, f8, f32) ......................................67
fRING and fRING128..........................................................................67
fRING-fast...........................................................................................67
fRING-S ..............................................................................................67
Standard Operating Mode ..................................................................68
Wait Mode ..........................................................................................69
Stop Mode ..........................................................................................72
How to Use Oscillation Stop Detection Function ................................74
Stop Mode ..........................................................................................76
Wait Mode ..........................................................................................76
Oscillation Stop Detection Function....................................................76
Oscillation Circuit Constants...............................................................76
High-Speed On-Chip Oscillator Clock ................................................76
Types of Interrupts..............................................................................78
Software Interrupts .............................................................................79
Special Interrupts................................................................................80
Peripheral Function Interrupt ..............................................................80
Interrupts and Interrupt Vectors..........................................................81
Interrupt Control..................................................................................83
INT0 Interrupt .....................................................................................91
INT0 Input Filter..................................................................................92
INT1 Interrupt .....................................................................................93
INT3 Interrupt .....................................................................................94
A - 3
77
78