R5F21274SDFP#U0 Renesas Electronics America, R5F21274SDFP#U0 Datasheet - Page 14
R5F21274SDFP#U0
Manufacturer Part Number
R5F21274SDFP#U0
Description
IC R8C/27 MCU FLASH 32LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/27r
Datasheet
1.R5F21272SDFPU0.pdf
(487 pages)
Specifications of R5F21274SDFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
LED, POR, Voltage Detect, WDT
Number Of I /o
25
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 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
For Use With
R0K521276S000BE - KIT DEV RSK-R8C/26-29R0E521000EPB00 - PROBE EMULATOR FOR PC7501
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21274SDFP#U0R5F21274SDFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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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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