R5F21254SDFP#U0 Renesas Electronics America, R5F21254SDFP#U0 Datasheet - Page 107
R5F21254SDFP#U0
Manufacturer Part Number
R5F21254SDFP#U0
Description
IC R8C MCU FLASH 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 R5F21254SDFP#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
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°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:
R5F21254SDFP#U0R5F21254SDFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 107 of 300
- Download datasheet (2Mb)
Rev.2.00 Oct 17, 2005
REJ09B0001-0200
[ Syntax ]
LDE
[ Operation ]
[ Function ]
[ Selectable src/dest ]
[ Flag Change ]
[ Description Example ]
[ Related Instructions ]
Chapter 3
Conditions
R0L/R0
A0/A0
dsp:8[A0]
dsp:16[A0] dsp:16[A1]
dsp:20[A0]
R2R0
Flag
Change
LDE.size
dest
• This instruction transfers
• If
S :
Z :
LDE.W
LDE.B
in 16 bits.
dest
U
The flag is set when the transfer results in MSB of
The flag is set when the transfer results in
src
is A0 or A1 and the selected size specifier (.size) is (.B),
R0H/R1
A1/A1
dsp:8[A1]
dsp:20[A1]
R3R1
I
Functions
[A1A0],R0
Rom_TBL,A0
O
page 87 of 263
src,dest
B
src
R1L/R2
[A0]
dsp:8[SB]
dsp:16[SB]
abs20
A1A0
S
STE, MOV, XCHG
src
Z
LoaD from EXtra far data area
Transfer from extended data area
from the extended area to
D
R1H/R3
[A1]
dsp:8[FB]
abs16
#IMM
[A1A0]
C
B , W
R0L/R0
A0/A0
dsp:8[A0]
dsp:16[A0] dsp:16[A1] dsp:16[SB] abs16
dsp:20[A0] dsp:20[A1] abs20
R2R0
dest
= 0; otherwise cleared.
dest
dest
R0H/R1
A1/A1
dsp:8[A1]
R3R1
[ Instruction Code/Number of Cycles ]
.
= 1; otherwise cleared.
src
is zero-expanded to transfer data
dest
R1L/R2
[A0]
dsp:8[SB]
A1A0
R1H/R3
[A1]
dsp:8[FB]
3.2 Functions
LDE
Page: 191
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