R5F21294SNSP#U0 Renesas Electronics America, R5F21294SNSP#U0 Datasheet - Page 12

• Manufacturer Part Number: R5F21294SNSP#U0
• Description: MCU 3/5V 16K+2K 20PIN-SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/29r

Specifications of R5F21294SNSP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• 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 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

11.
12.
13.
14.
12.1
12.2
12.3
12.4
12.5
12.6
13.1
13.2
14.1
14.2
14.3
12.1.1
12.1.2
12.1.3
12.1.4
12.1.5
12.1.6
12.2.1
12.2.2
12.6.1
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
Protection .................................................................................................................................... 102
Interrupts ..................................................................................................................................... 103
Watchdog Timer .......................................................................................................................... 129
Timers ......................................................................................................................................... 134
Interrupt Overview ................................................................................................................................ 103
INT Interrupt ......................................................................................................................................... 117
Key Input Interrupt ................................................................................................................................ 120
Address Match Interrupt ........................................................................................................................ 122
Timer RC Interrupt, Clock Synchronous Serial I/O with Chip Select Interrupts, and I
Interrupt (Interrupts with Multiple Interrupt Request Sources) ............................................................ 124
Notes on Interrupts ................................................................................................................................ 126
Count Source Protection Mode Disabled .............................................................................................. 132
Count Source Protection Mode Enabled ............................................................................................... 133
Timer RA ............................................................................................................................................... 136
Timer RB ............................................................................................................................................... 152
Timer RC ............................................................................................................................................... 173
Types of Interrupts ............................................................................................................................ 103
Software Interrupts ........................................................................................................................... 104
Special Interrupts .............................................................................................................................. 105
Peripheral Function Interrupt ............................................................................................................ 105
Interrupts and Interrupt Vectors ........................................................................................................ 106
Interrupt Control ............................................................................................................................... 108
INTi Interrupt (i = 0, 1, 3) ................................................................................................................. 117
INTi Input Filter (i = 0, 1, 3) ............................................................................................................. 119
Reading Address 00000h .................................................................................................................. 126
SP Setting .......................................................................................................................................... 126
External Interrupt and Key Input Interrupt ....................................................................................... 126
Changing Interrupt Sources .............................................................................................................. 127
Changing Interrupt Control Register Contents ................................................................................. 128
Timer Mode ...................................................................................................................................... 139
Pulse Output Mode ........................................................................................................................... 141
Event Counter Mode ......................................................................................................................... 143
Pulse Width Measurement Mode ...................................................................................................... 145
Pulse Period Measurement Mode ..................................................................................................... 148
Notes on TImer RA ........................................................................................................................... 151
Timer Mode ...................................................................................................................................... 156
Programmable Waveform Generation Mode .................................................................................... 159
Programmable One-shot Generation Mode ...................................................................................... 162
Programmable Wait One-Shot Generation Mode ............................................................................. 166
Notes on Timer RB ........................................................................................................................... 169
Overview ........................................................................................................................................... 173
Registers Associated with Timer RC ................................................................................................ 175
Common Items for Multiple Modes ................................................................................................. 185
Timer Mode (Input Capture Function) ............................................................................................. 191
Timer Mode (Output Compare Function) ......................................................................................... 196
PWM Mode ....................................................................................................................................... 202
A - 3
2
C bus Interface