HD64F7044F28V Renesas Electronics America, HD64F7044F28V Datasheet - Page 435
![IC SUPERH MCU FLASH 112QFP](/photos/12/31/123159/hd64f7044f28v_sml.jpg)
HD64F7044F28V
Manufacturer Part Number
HD64F7044F28V
Description
IC SUPERH MCU FLASH 112QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7040r
Specifications of HD64F7044F28V
Core Processor
SH-2
Core Size
32-Bit
Speed
28.7MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
74
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
112-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Relationship between Load and Store Instructions: When data is loaded from memory to the
destination register and the register is then specified as the source operand for a following store
instruction, the preceding instruction’s load is executed in the WB/DSP stage and the following
instruction’s store is executed in the MA stage. These stages are executed in exactly the same
cycle. Nevertheless, they do not contend. The CPU core and DSP unit use the same data transfer
method. In this case, when the data input to the internal bus is stored to the destination register, the
same data is simultaneously output again to the internal bus.
Figure 7.13 Relationship between CPU Core Operation Instructions and Store Instructions
Instruction 1 (MOV.L @Ra,Rn)
Instruction 2 (MOV.L Rn,@Rb)
Instruction 2 (MOV Rb,@Rc)
Instruction 1 (PADD X0,Y0,A0)
Instruction 2 (MOVX A0,@Ra)
Instruction 1 (ADD Ra,Rb)
Figure 7.12 Relationship between DSP Engine Operation Instructions and Store
Figure 7.14 Relationship between Load and Store Instructions in the CPU Core
Instruction 3
Instruction 4
Instruction 3
Instruction 4
Instruction 3
Instruction 4
IF
IF
IF
ID
IF
ID
IF
Instructions
ID
IF
EX
ID
IF
EX
ID
IF
EX
ID
IF
MA
EX
ID
IF
MA
EX
ID
IF
MA
EX
ID
IF
W/D
MA
EX
ID
W/D
Rev. 5.00 Jun 30, 2004 page 419 of 512
MA
EX
ID
W/D
—
—
—
W/D
MA W/D
EX
W/D
MA W/D
EX
MA
EX
ID
MA W/D
Section 7 Pipeline Operation
MA W/D
W/D
MA W/D
EX
MA W/D
REJ09B0171-0500O
: Slot
: Slot
: Slot
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