R5F21256SNFP#U0 Renesas Electronics America, R5F21256SNFP#U0 Datasheet - Page 138
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 12.17
Key Input Enable Register
b7 b6 b5 b4 b3 b2
NOTE:
1.
The IR bit in the KUPIC register may be set to 1 (requests interrupt) w hen the KIEN register is rew ritten.
Refer to 12.6.4 Changing Interrupt Sources.
Feb 29, 2008
KIEN Register
b1 b0
Bit Symbol
Symbol
KI0EN
KI0PL
KI1EN
KI1PL
KI2EN
KI2PL
KI3EN
KI3PL
KIEN
Page 119 of 485
(1)
KI0 input enable bit
KI0 input polarity select bit
KI1 input enable bit
KI1 input polarity select bit
KI2 input enable bit
KI2 input polarity select bit
KI3 input enable bit
KI3 input polarity select bit
Address
Bit Name
00FBh
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
0 : Disable
1 : Enable
0 : Falling edge
1 : Rising edge
After Reset
Function
00h
12. Interrupts
RW
RW
RW
RW
RW
RW
RW
RW
RW
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