R5F21257SYFP#U0 Renesas Electronics America, R5F21257SYFP#U0 Datasheet - Page 273
![MCU 2KB FLASH 48K 52-LQFP](/photos/28/61/286101/52-lqfp_sml.jpg)
R5F21257SYFP#U0
Manufacturer Part Number
R5F21257SYFP#U0
Description
MCU 2KB FLASH 48K 52-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/25r
Specifications of R5F21257SYFP#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
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 105°C
Package / Case
52-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Figure 14.100 Registers TRDOER1 to TRDOER2 in PWM3 Mode
Timer RD Output Master Enable Register 2
Timer RD Output Master Enable Register 1
b7 b6 b5 b4
b7 b6 b5 b4 b3 b2 b1 b0
NOTE:
1 1 1 1
1. Refer to 14.3.4 Pulse Output Forced Cutoff.
Feb 29, 2008
b3 b2
1 1
b1 b0
Bit Symbol
Bit Symbol
TRDOER2
TRDOER1
(b6-b0)
Symbol
Symbol
PTO
EA0
EB0
EC0
ED0
EA1
EB1
EC1
ED1
Page 254 of 485
—
Nothing is assigned. If necessary, set to 0.
When read, the content is 1.
_____
INT0
cutoff signal input enabled
bit
TRDIOA0 output disable bit
TRDIOB0 output disable bit
TRDIOC0 output disable bit
TRDIOD0 output disable bit
TRDIOA1 output disable bit
TRDIOB1 output disable bit
TRDIOC1 output disable bit
TRDIOD1 output disable bit
(1)
of pulse output forced
Address
Bit Name
013Ch
Address
Bit Name
013Bh
0 : Pulse output forced cutoff input disabled
1 : Pulse output forced cutoff input enabled
(All bits in the TRDOER1 register
are set to 1 (disable output) w hen “L” is
applied to the INT0
0 : Enable output
1 : Disable output (The TRDIOA0 pin is
0 : Enable output
1 : Disable output (The TRDIOB0 pin is
Set these bits to 1 (programmable I/O port)
in PWM3 mode.
used as a programmable I/O port.)
used as a programmable I/O port.)
_____
After Reset
01111111b
Function
pin.)
After Reset
Function
FFh
14. Timers
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
—
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