HD6417041AVF16V Renesas Electronics America, HD6417041AVF16V Datasheet - Page 431
HD6417041AVF16V
Manufacturer Part Number
HD6417041AVF16V
Description
IC SUPERH MCU ROMLESS 144QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7040r
Specifications of HD6417041AVF16V
Core Processor
SH-2
Core Size
32-Bit
Speed
28.7MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
98
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417041AVF16V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Relationship Between Position of Instructions Located in On-Chip ROM/RAM or On-Chip
Memory and Contention Between IF and MA (SH-1 and SH-2): When an instruction is located
in on-chip memory (ROM/RAM) or on-chip cache, there are instruction fetch stages (‘if’ written
in lower case) that do not generate bus cycles as explained in section 7.4.2 above. When an if is in
contention with an MA, the slot will not split, as it does when an IF and an MA are in contention,
because ifs and MAs can be executed simultaneously. Such slots execute in the number of states
the MA requires for memory access, as illustrated in figure 7.8.
When programming, avoid contention of MA and IF whenever possible and pair MAs with ifs to
increase the instruction execution speed. Instructions that have 4 (5)-stage pipelines of IF, ID, EX,
MA, (WB) prevent stalls when they start from the longword boundaries in on-chip memory (the
(On-chip memory
or on-chip cache)
Instruc-
Instruc-
Instruc-
Instruc-
Instruc-
tion 1
tion 3
tion 5
tion 3
tion 5
Figure 7.7 Relationship Between IF and Location of Instructions in On-Chip Memory
32 bits
Instruc-
Instruc-
Instruc-
Instruc-
Instruc-
Instruc-
tion 2
tion 4
tion 6
tion 2
tion 4
tion 6
Fetching from an instruction (instruction 1) located on a longword boundary
Fetching from an instruction (instruction 2) located on a word boundary
... Instruction 1
... Instruction 3
... Instruction 5
... Instruction 2
... Instruction 3
... Instruction 5
Instruction 2
Instruction 4
Instruction 6
Instruction 4
Instruction 6
IF
IF
IF
ID
if
if
IF
if
: Bus cycle generated
: No bus cycle
: Bus cycle generated
: No bus cycle
EX
ID
ID
IF
IF
EX
EX
ID
ID
if
if
Rev. 5.00 Jun 30, 2004 page 415 of 512
EX
EX
ID
ID
IF
IF
EX
EX
ID
ID
if
if
Section 7 Pipeline Operation
EX
EX
ID
ID
EX
EX
REJ09B0171-0500O
: Slot
: Slot
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