R5F21266SNFP#U0 Renesas Electronics America, R5F21266SNFP#U0 Datasheet - Page 164
![IC R8C/26 MCU FLASH 32LQFP](/photos/12/37/123707/r5f21266snfp_u0_sml.jpg)
R5F21266SNFP#U0
Manufacturer Part Number
R5F21266SNFP#U0
Description
IC R8C/26 MCU FLASH 32LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/26r
Datasheet
1.R5F21272SDFPU0.pdf
(487 pages)
Specifications of R5F21266SNFP#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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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- Download datasheet (5Mb)
R8C/26 Group, R8C/27 Group
Rev.2.10
REJ09B0278-0210
Figure 14.3
Timer RA Mode Register
Timer RA Prescaler Register
Timer RA Register
b7 b6 b5 b4
NOTES:
b7
NOTE:
b7
NOTE:
1.
2. For J, K version, fC32 cannot be selected.
1.
1. When the TSTOP bit in the TRACR register is set to 1, the TRA register is set to FFh.
When both the TSTART and TCSTF bits in the TRACR register are set to 0 (count stops), rew rite this register.
When the TSTOP bit in the TRACR register is set to 1, the TRAPRE register is set to FFh.
Sep 26, 2008
b3 b2
Registers TRAMR, TRAPRE, and TRA
b1 b0
b0
b0
Timer mode
Pulse output mode
Event counter mode
Pulse w idth
measurement mode
Pulse period
measurement mode
All modes
Bit Symbol
TCKCUT
TRAMR
TMOD0
TMOD1
TMOD2
Symbol
TCK0
TCK1
TCK2
(b3)
Page 145 of 453
—
TRAPRE
Symbol
Symbol
Mode
Mode
TRA
Timer RA operating mode
select bits
Nothing is assigned. If necessary, set to 0.
When read, the content is 0.
Timer RA count source
select bits
Timer RA count source
cutoff bit
Address
Bit Name
(1)
0102h
Counts an internal count source
Counts an external count source
Measure pulse w idth of input pulses from
external (counts internal count source)
Measure pulse period of input pulses from
external (counts internal count source)
Counts on underflow of timer RA prescaler
register
b2 b1 b0
0 0 0 : Timer mode
0 0 1 : Pulse output mode
0 1 0 : Event counter mode
0 1 1 : Pulse w idth measurement mode
1 0 0 : Pulse period measurement mode
1 0 1 :
1 1 0 :
1 1 1 :
b6 b5 b4
0 0 0 : f1
0 0 1 : f8
0 1 0 : fOCO
0 1 1 : f2
1 0 0 : fC32
1 0 1 :
1 1 0 :
1 1 1 :
0 : Provides count source
1 : Cuts off count source
Address
Address
Function
Function
0103h
0104h
Do not set.
Do not set.
(2)
After Reset
Function
00h
Setting Range
Setting Range
After Reset
After Reset
00h to FFh
00h to FFh
00h to FFh
00h to FFh
00h to FFh
00h to FFh
FFh
FFh
(1)
(1)
14. Timers
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
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