R5F21256SNFP#U0 Renesas Electronics America, R5F21256SNFP#U0 Datasheet - Page 87

• 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
[ Description Example ]
DIV
[ Syntax ]
[ Operation ]
[ Function ]
[ Selectable src ]
[ Flag Change ]
[ Related Instructions ]
Chapter 3
Change
Conditions
R0L/R0
A0/A0
dsp:8[A0]
dsp:16[A0] dsp:16[A1]
dsp:20[A0] dsp:20[A1]
R2R0
DIV.size
If the size specifier (.size) is (.B)
If the size specifier (.size) is (.W)
Flag
• This instruction divides R2R0 (R0)
• If
• If (.B) is selected as the size specifier (.size), the O flag is set when the operation results in a quotient
• If (.W) is selected as the size specifier (.size), the O flag is set when the operation results in a quotient
O :
DIV.B
DIV.B
DIV.W
and the remainder in R2 (R0H)
theses and followed by
selected as the size specifier (.size).
order bits of A0 or A1.
exceeding 8 bits or the divisor is 0. In this case, R0L and R0H are undefined.
exceeding 16 bits or the divisor is 0. In this case, R0 and R2 are undefined.
src
U
R0L (quotient), R0H (remainder)
R0 (quotient), R2 (remainder)
The flag is set when the operation results in a quotient exceeding 16 bits (.W) or 8 bits (.B) or the
divisor is 0; otherwise cleared.
is A0 or A1 and the selected size specifier (.size) is (.B), the operation is performed on the 8 low-
R0H/R1
A1/A1
dsp:8[A1]
R3R1
I
Functions
src
A0
#4
R0
O
page 67 of 263
B
src
S
R1L/R2
[A0]
dsp:8[SB]
dsp:16[SB]
abs20
A1A0
DIVU, DIVX, MUL, MULU
“*1”
Z
( )
D
*1
*1
. The remainder has the same sign as the dividend. Items in paren-
indicate registers that are the object of the operation when (.B) is
*1
C
R1H/R3
[A1]
dsp:8[FB]
abs16
#IMM
by the signed value of
R2R0
B , W
R0
Signed divide
DIVide
src
src
;Value of 8 low-order bits of A0 is the divisor.
src
[ Instruction Code/Number of Cycles ]
and stores the quotient in R0 (R0L)
3.2 Functions
Page: 170
DIV
*1