R5F21257SNFP#U0 Renesas Electronics America, R5F21257SNFP#U0 Datasheet - Page 152

• Manufacturer Part Number: R5F21257SNFP#U0
• Description: IC R8C/25 MCU FLASH 52LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/25r

Specifications of R5F21257SNFP#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 ~ 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: -

R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Table 14.1
NOTE:
Configuration
Count
Count sources
Function Timer mode
Input pin
Output pin
Related interrupt
Timer stop
1. The underflow interrupt can be set to channel 1.
Feb 29, 2008
Pulse output mode
Event counter mode Provided
Pulse width
measurement mode
Pulse period
measurement mode
Programmable
waveform
generation mode
Programmable one-
shot generation
mode
Programmable wait
one-shot generation
mode
Input capture mode Not provided
Output compare
mode
PWM mode
Reset synchronized
PWM mode
Complementary
PWM mode
PWM3 mode
Real-time clock
mode
Item
Functional Comparison of Timers
Page 133 of 485
8-bit timer with 8-
bit prescaler (with
reload register)
Decrement
• f1
• f2
• f8
• fOCO
• fC32
Provided
Provided
Provided
Provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
TRAIO
TRAO
TRAIO
Timer RA interrupt
INT1 interrupt
Provided
Timer RA
8-bit timer with 8-
bit prescaler (with
reload register)
Decrement
• f1
• f2
• f8
• Timer RA
Provided
Not provided
Not provided
Not provided
Not provided
Provided
Provided
Provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
INT0
TRBO
Timer RB interrupt
INT0 interrupt
Provided
underflow
Timer RB
16-bit free-run timer × 2
(with input capture and
output compare)
Increment/Decrement
• f1
• f2
• f4
• f8
• f32
• fOCO40M
• TRDIOA0
Provided
(input capture function,
output compare function)
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Provided
Provided
Provided
Provided
Provided
Provided
Not provided
INT0, TRDCLK,
TRDIOA0, TRDIOA1,
TRDIOB0, TRDIOB1,
TRDIOC0, TRDIOC1,
TRDIOD0, TRDIOD1
TRDIOA0, TRDIOA1,
TRDIOB0, TRDIOB1,
TRDIOC0, TRDIOC1,
TRDIOD0, TRDIOD1
Compare match/input
Capture A0 to D0 interrupt
Compare match/input
Capture A1 to D1 interrupt
Overflow interrupt
Underflow interrupt
INT0 interrupt
Provided
Timer RD
(1)
4-bit counter
8-bit counter
Increment
• f4
• f8
• f32
• fC4
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Provided
Not provided
Not provided
Not provided
Not provided
Provided
−
TREO
Timer RE
interrupt
Provided
Timer RE
14. Timers