R5F21254SDFP#U0 Renesas Electronics America, R5F21254SDFP#U0 Datasheet - Page 279
R5F21254SDFP#U0
Manufacturer Part Number
R5F21254SDFP#U0
Description
IC R8C MCU FLASH 52LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/25r
Datasheets
1.R5F211A2SPU0.pdf
(300 pages)
2.R5F21246SDFPU0.pdf
(61 pages)
3.R5F21246SDFPU0.pdf
(527 pages)
Specifications of R5F21254SDFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
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
52-LQFP
For Use With
R0K521256S000BE - KIT EVAL STARTER FOR R8C/25
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21254SDFP#U0R5F21254SDFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Table 14.34
BFC0, BFD0, BFC1, BFD1: Bits in TRDMR register
TRDGRA0 −
TRDGRA1
TRDGRB0
TRDGRB1
TRDGRC0 BFC0 = 0 (These registers is not used in PWM3 mode.)
TRDGRC1 BFC1 = 0
TRDGRD0 BFD0 = 0
TRDGRD1 BFD1 = 0
TRDGRC0 BFC0 = 1 Buffer register. Set the next PWM period.
TRDGRC1 BFC1 = 1 Buffer register. Set the changing point of next PWM output.
TRDGRD0 BFD0 = 1 Buffer register. Set the changing point of next PWM output.
TRDGRD1 BFD1 = 1 Buffer register. Set the changing point of next PWM output.
Register
Registers TRDGRC0, TRDGRC1, TRDGRD0, and TRDGRD1 are not used in PWM3 mode. To use them as
buffer registers, set bits BFC0, BFC1, BFD0, and BFD1 to 0 (general register) and write a value to the
TRDGRC0, TRDGRC1, TRDGRD0, or TRDGRD1 register. After this, bits BFC0, BFC1, BFD0, and BFD1
may be set to 1 (buffer register).
Feb 29, 2008
TRDGRji Register Functions in PWM3 Mode
Setting
Page 260 of 485
General register. Set the PWM period.
Setting range: Value set in TRDGRA1 register or above
General register. Set the changing point (the active level
timing) of PWM output.
Setting range: Value set in TRDGRA0 register or below
General register. Set the changing point (the timing that
returns to initial output level) of PWM output.
Setting range: Value set in TRDGRB1 register or above
General register. Set the changing point (active level timing) of
PWM output.
Setting range: Value set in TRDGRB0 register or below
(Refer to 14.3.2 Buffer Operation.)
Setting range: Value set in TRDGRC1 register or above
(Refer to 14.3.2 Buffer Operation.)
Setting range: Value set in TRDGRC0 register or below
(Refer to 14.3.2 Buffer Operation.)
Setting range: Value set in TRDGRD1 register or above,
(Refer to 14.3.2 Buffer Operation.)
Setting range: Value set in TRDGRD0 register or below
Value set in TRDGRA0 register or below
setting value or below in TRDGRC0 register.
Register Function
TRDIOA0
TRDIOB0
−
TRDIOA0
TRDIOB0
PWM Output Pin
14. Timers
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