R5F21257SNFP#U0 Renesas Electronics America, R5F21257SNFP#U0 Datasheet - Page 81

• 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 7.18
X: 0 or 1
NOTE:
Table 7.19
X: 0 or 1
NOTE:
Table 7.20
X: 0 or 1
NOTES:
Register
Setting
Value
Register
Register
Setting
Setting
Bit
Value
1. Pulled up by setting the PU03 bit in the PUR0 register to 1.
Value
1. Pulled up by setting the PU03 bit in the PUR0 register to 1.
1. Pulled up by setting the PU04 bit in the PUR0 register to 1.
2. Output drive capacity high by setting the P2DRR0 bit in the P2DRR register to 1.
Bit
Bit
Feb 29, 2008
PD2_0
PD2
X
X
0
1
0
0
PD1_7
PD1_6
PD1
PD1
X
0
1
0
0
Port P1_6/CLK0
Port P1_7/TRAIO/INT1
Port P2_0/TRDIOA0/TRDCLK
0
1
0
X
TRDOER1
EA0
TIOSEL
X
X
1
1
0
0
X
X
X
X
1
1
0
0
0
SMD2
TRAIOC
Page 62 of 485
X
X
0
CMD1 CMD0
TOPCR
X
X
X
0
0
0
Other than 001b
Other than 001b
X
X
X
X
X
X
1
1
0
SMD1
X
X
0
X
X
X
0
0
0
TRDFCR
TMOD2
U0MR
X
X
X
X
0
STCLK PWM3
Other than 001b
Other than 001b
Other than 001b
Other than 001b
X
X
0
1
0
0
SMD0
TRAMR
TMOD1
X
X
1
X
X
X
X
0
X
X
1
1
0
1
TMOD0
CKDIR
X
X
X
X
1
IOA2
X
1
X
1
0
X
X
X
1
0
0
0
TRDIORA0
INT1EN
INTEN
Input port
Output port
CLK0 (external clock) input
CLK0 (internal clock) output
IOA1
X
X
X
X
1
X
X
X
X
0
0
1
Input port
Output port
TRAIO input
TRAIO/INT1 input
TRAIO pulse output
IOA0
(1)
X
X
X
0
X
1
X
Input port
Output port
Timer mode (input capture function)
External clock input (TRDCLK)
PWM3 mode waveform output
Timer mode waveform output
(output compare function)
(1)
Function
7. Programmable I/O Ports
Function
(1)
(2)
Function
(2)
(2)