R5F21276SNFP#U0 Renesas Electronics America, R5F21276SNFP#U0 Datasheet - Page 14

• Manufacturer Part Number: R5F21276SNFP#U0
• Description: IC R8C/27 MCU FLASH 32LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/27r

Specifications of R5F21276SNFP#U0

• Core Size: 16/32-Bit
• Program Memory Size: 32KB (32K x 8)
• Core Processor: R8C
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 25
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-LQFP
• No. Of I/o's: 25
• Ram Memory Size: 1.5KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Supply Voltage Range: 2.2V To 5.5V
• Embedded Interface Type: I2C, UART
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: R0K521276S000BE - KIT DEV RSK-R8C/26-29R0E521000EPB00 - PROBE EMULATOR FOR PC7501
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

18.
19.
20.
21.
18.1
18.2
18.3
18.4
18.5
18.6
18.7
19.1
19.2
19.3
19.4
19.5
19.6
19.7
20.1
20.2
21.1
21.2
21.3
19.3.1
19.3.2
19.4.1
19.4.2
19.4.3
19.4.4
19.4.5
19.5.1
19.6.1
19.7.1
21.1.1
21.1.2
21.1.3
21.1.4
21.2.1
21.2.2
21.2.3
21.2.4
21.2.5
21.3.1
21.3.2
21.3.3
21.3.4
A/D Converter ............................................................................................................................. 338
Flash Memory ............................................................................................................................. 352
Electrical Characteristics ............................................................................................................ 382
Usage Notes ............................................................................................................................... 427
One-Shot Mode ..................................................................................................................................... 342
Repeat Mode .......................................................................................................................................... 345
Sample and Hold ................................................................................................................................... 348
A/D Conversion Cycles ......................................................................................................................... 348
Internal Equivalent Circuit of Analog Input .......................................................................................... 349
Output Impedance of Sensor under A/D Conversion ............................................................................ 350
Notes on A/D Converter ........................................................................................................................ 351
Overview ............................................................................................................................................... 352
Memory Map ......................................................................................................................................... 353
Functions to Prevent Rewriting of Flash Memory ................................................................................ 355
CPU Rewrite Mode ............................................................................................................................... 357
Standard Serial I/O Mode ...................................................................................................................... 375
Parallel I/O Mode .................................................................................................................................. 378
Notes on Flash Memory ........................................................................................................................ 379
N, D Version .......................................................................................................................................... 382
J, K Version ........................................................................................................................................... 407
Notes on Clock Generation Circuit ....................................................................................................... 427
Notes on Interrupts ................................................................................................................................ 428
Notes on Timers .................................................................................................................................... 431
ID Code Check Function .................................................................................................................. 355
ROM Code Protect Function ............................................................................................................ 356
EW0 Mode ........................................................................................................................................ 358
EW1 Mode ........................................................................................................................................ 358
Software Commands ......................................................................................................................... 367
Status Registers ................................................................................................................................. 372
Full Status Check .............................................................................................................................. 373
ID Code Check Function .................................................................................................................. 375
ROM Code Protect Function ............................................................................................................ 378
CPU Rewrite Mode ........................................................................................................................... 379
Stop Mode ......................................................................................................................................... 427
Wait Mode ........................................................................................................................................ 427
Oscillation Stop Detection Function ................................................................................................. 427
Oscillation Circuit Constants ............................................................................................................ 427
Reading Address 00000h .................................................................................................................. 428
SP Setting .......................................................................................................................................... 428
External Interrupt and Key Input Interrupt ....................................................................................... 428
Changing Interrupt Sources .............................................................................................................. 429
Changing Interrupt Control Register Contents ................................................................................. 430
Notes on Timer RA ........................................................................................................................... 431
Notes on Timer RB ........................................................................................................................... 432
Notes on Timer RC ........................................................................................................................... 436
Notes on Timer RE ........................................................................................................................... 437
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