R5F21256SNFP#U0 Renesas Electronics America, R5F21256SNFP#U0 Datasheet - Page 442
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
Figure 19.18
Figure 19.19
19.5.1.1
Figure 19.18 shows an Example of Pin Processing in Standard Serial I/O Mode 2, and Figure 19.19 shows an
Example of Pin Processing in Standard Serial I/O Mode 3. Since the controlled pins vary depending on the
programmer, refer to the manual of your serial programmer for details.
Feb 29, 2008
Example of Circuit Application in Standard Serial I/O Mode
Example of Pin Processing in Standard Serial I/O Mode 2
Example of Pin Processing in Standard Serial I/O Mode 3
NOTES:
Data Output
Data Input
NOTES:
MODE I/O
Reset input
1. In this example, modes are switched between single-chip mode and
2. Connecting the oscillation is necessary. Set the main clock frequency 1
1. Controlled pins and external circuits vary depending on the programmer.
2. In this example, modes are switched between single-chip mode and
3. When operating with the on-chip oscillator clock, it is not necessary to
Page 423 of 485
standard serial I/O mode by controlling the MODE input with a switch.
MHz to 20 MHz. Refer to Appendix Figure 2.1 Connection Example
with M16C Flash Starter (M3A-0806).
Refer to the programmer manual for details.
standard serial I/O mode by connecting a programmer.
connect an oscillating circuit.
User reset signal
TXD
RXD
MODE
RESET
MCU
MCU
MODE
19. Flash Memory
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