R5F21256SNFP#U0 Renesas Electronics America, R5F21256SNFP#U0 Datasheet - Page 132

• Manufacturer Part Number: R5F21256SNFP#U0
• Description: IC R8C MCU FLASH 32K 52LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/25r

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: -

Rev.2.00 Oct 17, 2005
REJ09B0001-0200
ROT
[ Syntax ]
[ Operation ]
[ Function ]
[ Selectable src/dest ]
[ Flag Change ]
[ Description Example ]
[ Related Instructions ]
Chapter 3
*1 If
*2 The acceptable range of values is –8 < #IMM < +8. However, 0 is invalid.
Change
Conditions
R0L/R0
A0/A0
dsp:8[A0]
dsp:16[A0] dsp:16[A1]
dsp:20[A0] dsp:20[A1]
R2R0
ROT.size
Flag
• This instruction rotates
• The direction of rotation is determined by the sign of
• If
• If
• If
S :
Z :
C :
ROT.B
ROT.B
ROT.W
(MSB) are transferred to MSB (LSB) and the C flag.
bits are rotated right.
to 0, or greater than +8 are not valid.
Although a value of 0 may be set, no bits are rotated and no flags are changed. If a value less than –8 or
greater than +8 is set, the result of the rotation is undefined.
Although a value of 0 may be set, no bits are rotated and no flags are changed. If a value less than –16 or
greater than +16 is set, the result of the rotation is undefined.
src
src
src
src
U
The flag is set when the operation results in MSB = 1; otherwise cleared.
The flag is set when the operation results in 0; otherwise cleared.
The flag is set when the bit shifted out last is 1; otherwise cleared.
is R1H, R1 or R1H cannot be chosen for
is an immediate value, the number of bits rotated is –8 to –1 or +1 to +8. Values less than –8, equal
is a register and (.W) is selected as the size specifier (.size), the number of bits rotated is –16 to +16.
is a register and (.B) is selected as the size specifier (.size), the number of bits rotated is –8 to +8.
R0H/R1
A1/A1
dsp:8[A1]
R3R1
I
Functions
src,dest
#1,R0L
#–1,R0L
R1H,R2
O
page 112 of 263
B
src
S
C
R1L/R2
[A0]
dsp:8[SB]
dsp:16[SB]
abs20
A1A0
dest
ROLC, RORC, SHA, SHL
Z
left or right the number of bits indicated by
D
MSB
C
R1H
[A1]
dsp:8[FB]
abs16
#IMM
B , W
*1
*1 If the number of bits rotated is 0, no flags are changed.
*2
/R3
; Rotated left
; Rotated right
ROTate
Rotate
src<0
dest
src>0
dest
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
src
.
. If
src
R0H/R1
A1/A1
dsp:8[A1]
R3R1
LSB
[ Instruction Code/Number of Cycles ]
is positive, bits are rotated left; if negative,
*1
dest
src
R1L/R2
[A0]
dsp:8[SB]
A1A0
. Bits overflowing from LSB
C
3.2
R1H/R3
[A1]
dsp:8[FB]
ROT
Page: 220
Functions
*1