R5F21256SNFP#U0 Renesas Electronics America, R5F21256SNFP#U0 Datasheet - Page 86
R5F21256SNFP#U0
Manufacturer Part Number
R5F21256SNFP#U0
Description
IC R8C MCU FLASH 32K 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 R5F21256SNFP#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
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
2K 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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21256SNFP#U0R5F21256SNFP#ES
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Table 7.35
X: 0 or 1
NOTE:
Table 7.36
X: 0 or 1
NOTES:
Table 7.37
X: 0 or 1
NOTE:
Register
Setting
Register
Register
Value
Setting
Setting
Value
1. Pulled up by setting the PU10 bit in the PUR1 register to 1.
Value
1. Pulled up by setting the PU11 bit in the PUR1 register to 1.
2. Since the XCIN-XCOUT oscillation buffer operates with internal step-down power, the XCOUT output level cannot be used as
1. Pulled up by setting the PU11 bit in the PUR1 register to 1.
Bit
Bit
Bit
the CMOS level signal directly.
Feb 29, 2008
PD4_4
PD4_3
PD4
PD4
X
X
X
X
0
1
X
X
X
X
0
1
Port P4_3/XCIN
Port P4_4/XCOUT
Port P4_5/INT0
PD4_5
PD4
0
1
0
CM04
CM0
CM04
CM0
0
0
1
1
1
1
0
0
1
1
1
1
Page 67 of 485
CM10
CM10
X
X
0
0
1
0
X
X
0
0
1
0
CM1
INT0EN
CM1
INTEN
CM12
X
X
1
CM12
X
X
0
1
0
1
0
1
X
X
0
1
0
1
0
1
Oscillation
Circuit specifications
Oscillation
buffer
Circuit specifications
OFF
OFF
OFF
OFF
ON
ON
ON
ON
Input port
Output port
INT0 input
buffer
OFF
OFF
OFF
OFF
ON
ON
ON
ON
Feedback
(1)
resistor
Feedback
OFF
OFF
OFF
OFF
OFF
resistor
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
Input port
Output port
XCIN-XCOUT oscillation (on-chip feedback resistor
enabled)
XCIN-XCOUT oscillation (on-chip feedback resistor
disabled)
XCIN-XCOUT oscillation stop
External XCOUT output (inverted output of XCIN)
Input port
Output port
XCIN-XCOUT oscillation (on-chip feedback resistor
enabled)
XCIN-XCOUT oscillation (on-chip feedback resistor
disabled)
XCIN-XCOUT oscillation stop
External XCIN input
(1)
(1)
Function
Function
Function
7. Programmable I/O Ports
(2)
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