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R5F21266SDFP Schematic ( PDF Datasheet ) - Renesas

Teilenummer R5F21266SDFP
Beschreibung 16-BIT SINGLE-CHIP MCU
Hersteller Renesas
Logo Renesas Logo 




Gesamt 30 Seiten
R5F21266SDFP Datasheet, Funktion
www.DataSheet.co.kr
REJ09B0278-0210
16
R8C/26 ,Group R8C/27 Group
Hardware Manual
RENESAS 16-BIT SINGLE-CHIP MCU
R8C FAMILY / R8C/2x SERIES
All information contained in these materials, including products and product specifications,
represents information on the product at the time of publication and is subject to change by
Renesas Technology Corp. without notice. Please review the latest information published
by Renesas Technology Corp. through various means, including the Renesas Technology
Corp. website (http://www.renesas.com).
Rev.2.10
Revision Date: Sep 26, 2008
www.renesas.com
Datasheet pdf - http://www.DataSheet4U.net/






R5F21266SDFP Datasheet, Funktion
www.DataSheet.co.kr
3. Register Notation
The symbols and terms used in register diagrams are described below.
XXX Register
b7 b6 b5 b4 b3 b2 b1 b0
0
*1
Symbol
XXX
Bit Symbol
Bit Name
XXX0
XXX bits
XXX1
Address
XXX
After Reset
00h
b1 b0
1 0: XXX
0 1: XXX
1 0: Do not set.
1 1: XXX
Function
Nothing is assigned. If necessary, set to 0.
(b2) When read, the content is undefined.
(b3) Reserved bits
XXX4
XXX bits
Set to 0.
Function varies according to the operating
mode.
XXX5
XXX6
XXX7
XXX bit
0: XXX
1: XXX
RW *2
RW
RW
*3
RW *4
RW
WO
RW
RO
*1
Blank: Set to 0 or 1 according to the application.
0: Set to 0.
1: Set to 1.
X: Nothing is assigned.
*2
RW: Read and write.
RO: Read only.
WO: Write only.
: Nothing is assigned.
*3
• Reserved bit
Reserved bit. Set to specified value.
*4
• Nothing is assigned
Nothing is assigned to the bit. As the bit may be used for future functions, if necessary, set to 0.
• Do not set to a value
Operation is not guaranteed when a value is set.
• Function varies according to the operating mode.
The function of the bit varies with the peripheral function mode. Refer to the register diagram for information
on the individual modes.
Datasheet pdf - http://www.DataSheet4U.net/

6 Page









R5F21266SDFP pdf, datenblatt
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18. A/D Converter ............................................................................................................................. 338
18.1 One-Shot Mode ..................................................................................................................................... 342
18.2 Repeat Mode .......................................................................................................................................... 345
18.3 Sample and Hold ................................................................................................................................... 348
18.4 A/D Conversion Cycles ......................................................................................................................... 348
18.5 Internal Equivalent Circuit of Analog Input .......................................................................................... 349
18.6 Output Impedance of Sensor under A/D Conversion ............................................................................ 350
18.7 Notes on A/D Converter ........................................................................................................................ 351
19. Flash Memory ............................................................................................................................. 352
19.1 Overview ............................................................................................................................................... 352
19.2 Memory Map ......................................................................................................................................... 353
19.3 Functions to Prevent Rewriting of Flash Memory ................................................................................ 355
19.3.1 ID Code Check Function .................................................................................................................. 355
19.3.2 ROM Code Protect Function ............................................................................................................ 356
19.4 CPU Rewrite Mode ............................................................................................................................... 357
19.4.1 EW0 Mode ........................................................................................................................................ 358
19.4.2 EW1 Mode ........................................................................................................................................ 358
19.4.3 Software Commands ......................................................................................................................... 367
19.4.4 Status Registers ................................................................................................................................. 372
19.4.5 Full Status Check .............................................................................................................................. 373
19.5 Standard Serial I/O Mode ...................................................................................................................... 375
19.5.1 ID Code Check Function .................................................................................................................. 375
19.6 Parallel I/O Mode .................................................................................................................................. 378
19.6.1 ROM Code Protect Function ............................................................................................................ 378
19.7 Notes on Flash Memory ........................................................................................................................ 379
19.7.1 CPU Rewrite Mode ........................................................................................................................... 379
20. Electrical Characteristics ............................................................................................................ 382
20.1 N, D Version .......................................................................................................................................... 382
20.2 J, K Version ........................................................................................................................................... 407
21. Usage Notes ............................................................................................................................... 427
21.1 Notes on Clock Generation Circuit ....................................................................................................... 427
21.1.1 Stop Mode ......................................................................................................................................... 427
21.1.2 Wait Mode ........................................................................................................................................ 427
21.1.3 Oscillation Stop Detection Function ................................................................................................. 427
21.1.4 Oscillation Circuit Constants ............................................................................................................ 427
21.2 Notes on Interrupts ................................................................................................................................ 428
21.2.1 Reading Address 00000h .................................................................................................................. 428
21.2.2 SP Setting .......................................................................................................................................... 428
21.2.3 External Interrupt and Key Input Interrupt ....................................................................................... 428
21.2.4 Changing Interrupt Sources .............................................................................................................. 429
21.2.5 Changing Interrupt Control Register Contents ................................................................................. 430
21.3 Notes on Timers .................................................................................................................................... 431
21.3.1 Notes on Timer RA ........................................................................................................................... 431
21.3.2 Notes on Timer RB ........................................................................................................................... 432
21.3.3 Notes on Timer RC ........................................................................................................................... 436
21.3.4 Notes on Timer RE ........................................................................................................................... 437
A-5
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