R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 12

• Manufacturer Part Number: R5F2121AJFP#U0
• Description: MCU FLASH 96K 5K CMOS 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/21r

Specifications of R5F2121AJFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 96KB (96K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

13.
14.
12.2
12.3
12.4
12.5
12.6
13.1
13.2
14.1
14.2
14.3
14.4
12.1.4
12.1.5
12.1.6
12.2.1
12.2.2
12.6.1
12.6.2
12.6.3
12.6.4
12.6.5
14.1.1
14.1.2
14.1.3
14.1.4
14.1.5
14.1.6
14.2.1
14.2.2
14.2.3
14.2.4
14.2.5
14.3.1
14.3.2
14.3.3
14.3.4
14.3.5
14.3.6
14.3.7
14.3.8
14.3.9
14.3.10 PWM3 Mode ..................................................................................................................................... 237
14.3.11 Timer RD Interrupt ........................................................................................................................... 249
14.3.12 Notes on Timer RD ........................................................................................................................... 251
Watchdog Timer ........................................................................................................................... 113
Timers .......................................................................................................................................... 118
INT Interrupt ......................................................................................................................................... 101
Key Input Interrupt ................................................................................................................................ 104
Address Match Interrupt ........................................................................................................................ 106
Timer RD Interrupt, Clock Synchronous Serial I/O with Chip Select Interrupts and I
Interrupts (Interrupts with Multiple Interrupt Request Sources) ........................................................... 108
Notes on Interrupts ................................................................................................................................ 110
Count Source Protection Mode Disabled .............................................................................................. 116
Count Source Protection Mode Enabled ............................................................................................... 117
Timer RA ............................................................................................................................................... 120
Timer RB ............................................................................................................................................... 137
Timer RD ............................................................................................................................................... 159
Timer RE ............................................................................................................................................... 257
Peripheral Function Interrupt .............................................................................................................. 89
Interrupts and Interrupt Vector ........................................................................................................... 90
Interrupt Control ................................................................................................................................. 92
INTi Interrupt (i = 0 to 3) .................................................................................................................. 101
INTi Input Filter (i = 0 to 3) .............................................................................................................. 103
Reading Address 00000h .................................................................................................................. 110
SP Setting .......................................................................................................................................... 110
External Interrupt and Key Input Interrupt ....................................................................................... 110
Changing Interrupt Sources .............................................................................................................. 111
Changing Interrupt Control Register Contents ................................................................................. 112
Timer Mode ...................................................................................................................................... 124
Pulse Output Mode ........................................................................................................................... 126
Event Counter Mode ......................................................................................................................... 128
Pulse Width Measurement Mode ...................................................................................................... 130
Pulse Period Measurement Mode ..................................................................................................... 133
Notes on Timer RA ........................................................................................................................... 136
Timer Mode ...................................................................................................................................... 141
Programmable Waveform Generation Mode .................................................................................... 144
Programmable One-shot Generation Mode ...................................................................................... 147
Programmable Wait One-shot Generation Mode ............................................................................. 151
Notes on Timer RB ........................................................................................................................... 155
Count Source ..................................................................................................................................... 164
Buffer Operation ............................................................................................................................... 165
Synchronous Operation ..................................................................................................................... 167
Pulse Output Forced Cutoff .............................................................................................................. 168
Input Capture Function ..................................................................................................................... 170
Output Compare Function ................................................................................................................ 184
PWM Mode ....................................................................................................................................... 200
Reset Synchronous PWM Mode ....................................................................................................... 213
Complementary PWM Mode ............................................................................................................ 223
A - 3
2
C bus Interface