R5F21256SNFP#U0 Renesas Electronics America, R5F21256SNFP#U0 Datasheet - Page 129

• 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
RMPA
[ Syntax ]
[ Operation ]
[ Function ]
[ Fl ag Change ]
[ Description Example ]
Chapter 3
Change
Conditions
RMPA.size
Repeat
Until
Flag
• This instruction performs sum-of-product calculations, with the multiplicand address indicated by A0, the multi-
• If an overflow occurs during operation, the O flag is set to terminate the operation. R2R0 (R0)
• The content of A0 or A1 when the instruction is completed indicates the next address after the last-
• If an interrupt request is received during instruction execution, the interrupt is acknowledged after a sum-of-
• Make sure that R2R0 (R0)
O :
RMPA.B
plier address indicated by A1, and the count of operation indicated by R3. Calculations are performed including
the sign bits and the result is stored in R2R0 (R0)
contains the result of the addition performed last. A0, A1, and R3 are undefined.
read data.
product addition is completed (i.e., after the content of R3 is decremented by 1).
Items in parentheses and followed by
U
*1
*2
The flag is set when [phone] (.W) or –2147483648 (.W), or +32767 (.B) or –32768 (.B) is
exceeded during operation; otherwise cleared.
*1
I
Functions
R2R0(R0)
A0
A1
R3
R3 = 0
If R3 is set to 0, this instruction is ignored.
Items in parentheses and followed by
fier (.size).
O
page 109 of 263
B
*2
S
*1
Z
is set to the initial value.
Repeat MultiPle and Addition
R2R0(R0)
A0
A1
R3
D
Calculate sum-of-products
+
+
–
C
“*1”
2 (1)
2 (1)
1
*2
( )
B , W
*1
*2
*2
+
*1
apply when (.B) is selected as the size specifier (.size).
.
M(A0)
“*2”
( )
*2
apply when (.B) is selected as the size speci-
M(A1)
[ Instruction Code/Number of Cycles ]
3.2
RMPA
Page: 218
Functions
*1