R5F21236KFP#U0 Renesas Electronics America, R5F21236KFP#U0 Datasheet - Page 11

• Manufacturer Part Number: R5F21236KFP#U0
• Description: IC R8C/23 MCU FLASH 48LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/23r

Specifications of R5F21236KFP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°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: -

7.
8.
9.
10.
11.
12.
6.2
6.3
7.1
7.2
7.3
7.4
7.5
8.1
10.1
10.2
10.3
10.4
10.5
10.6
12.1
6.1.2
10.2.1
10.2.2
10.3.1
10.3.2
10.3.3
10.3.4
10.3.5
10.3.6
10.3.7
10.3.8
10.4.1
10.4.2
10.4.3
10.5.1
10.6.1
10.6.2
10.6.3
10.6.4
12.1.1
12.1.2
12.1.3
Programmable I/O Ports ............................................................................................................... 45
Processor Mode ............................................................................................................................ 69
Bus ................................................................................................................................................ 70
Clock Generation Circuit ............................................................................................................... 71
Protection ...................................................................................................................................... 95
Interrupts ....................................................................................................................................... 96
Voltage Monitor 1 Reset ......................................................................................................................... 42
Voltage Monitor 2 Interrupt and Voltage Monitor 2 Reset ..................................................................... 43
Functions of Programmable I/O Ports ..................................................................................................... 45
Effect on Peripheral Functions ................................................................................................................ 46
Pins Other than Programmable I/O Ports ................................................................................................ 46
Port Settings ............................................................................................................................................ 57
Unassigned Pin Handling ........................................................................................................................ 68
Processor Modes ...................................................................................................................................... 69
XIN Clock ............................................................................................................................................... 79
On-Chip Oscillator Clocks ...................................................................................................................... 80
CPU Clock and Peripheral Function Clock ............................................................................................. 81
Power Control .......................................................................................................................................... 83
Oscillation Stop Detection Function ....................................................................................................... 91
Notes on Clock Generation Circuit ......................................................................................................... 94
Interrupt Overview .................................................................................................................................. 96
Monitoring Vdet2 ............................................................................................................................... 41
Low-Speed On-Chip Oscillator Clock ................................................................................................ 80
High-Speed On-Chip Oscillator Clock ............................................................................................... 80
System Clock ...................................................................................................................................... 81
CPU Clock .......................................................................................................................................... 81
Peripheral Function Clock (f1, f2, f4, f8, f32, and fCAN0) ............................................................... 81
fOCO ................................................................................................................................................... 81
fOCO40M ........................................................................................................................................... 81
fOCO-F ............................................................................................................................................... 81
fOCO-S ............................................................................................................................................... 81
fOCO128 ............................................................................................................................................. 82
Standard Operating Mode ................................................................................................................... 83
Wait Mode .......................................................................................................................................... 84
Stop Mode ........................................................................................................................................... 88
How to Use Oscillation Stop Detection Function ............................................................................... 91
Stop Mode ........................................................................................................................................... 94
Wait Mode .......................................................................................................................................... 94
Oscillation Stop Detection Function ................................................................................................... 94
Oscillation Circuit Constants .............................................................................................................. 94
Types of Interrupts .............................................................................................................................. 96
Software Interrupts ............................................................................................................................. 97
Special Interrupts ................................................................................................................................ 98
A - 2