HD6417727F160CV Renesas Electronics America, HD6417727F160CV Datasheet - Page 181
HD6417727F160CV
Manufacturer Part Number
HD6417727F160CV
Description
IC SH MPU ROMLESS 240QFN
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.HD6417727BP100CV.pdf
(1098 pages)
Specifications of HD6417727F160CV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
160MHz
Connectivity
FIFO, SCI, SIO, SmartCard, USB
Peripherals
DMA, LCD, POR, WDT
Number Of I /o
104
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.7 V ~ 2.05 V
Data Converters
A/D 6x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
240-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
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3.5.6
When MMU exception or CPU address error occurs immediately before or within a repeat loop,
the PC of the instruction that generated the exception can not be saved in SPC correctly and repeat
loop can not be restarted after returning from exception handler. EXPEVT is set to H'070 in cases
of TLB miss, TLB invalid, and CPU address error. EXPEVT is set to H'0D0 in case of TLB
protection violation. Figure 3.14 describes the places where this case occurs.
In a repeat loop of 4 or more instructions, only the last 4 instructions are relevant (see figure 3.14
(4)).
MMU Exception in Repeat Loop
(2) 2 instructions repeated (inst1 and inst2, SR.RC=2)
(1) 1 instruction repeated (inst1, SR.RC=2)
(3) 3 instructions repeated (inst1, inst2 and inst3, SR.RC=2)
inst-1
inst0
inst1
inst2
inst1
inst2
inst3
inst-1
inst0
inst1
inst1
inst2
inst-1
inst0
inst1
inst2
inst3
inst1
inst2
inst3
inst4
Figure 3.14 MMU Exception in Repeat Loop
IF
IF
IF
ID
ID
IF
IF
ID
IF
EX MA WB
EX MA WB
ID
EX MA WB
ID
IF
IF
ID
IF
: Exception source stage where SPC is not correct
and repeat loop can not be restarted
EX MA WB
EX MA WB
ID
EX MA WB
ID
IF
IF
ID
IF
EX MA WB
EX MA WB
ID
EX MA WB
ID
IF
IF
ID
IF
EX MA WB
EX MA WB
ID
ID
IF
EX MA WB
ID
IF
EX MA WB
EX MA WB
ID
IF
EX MA WB
ID
IF
Section 3 Memory Management Unit (MMU)
EX MA WB
ID
EX MA WB
ID
Rev.6.00 Mar. 27, 2009 Page 123 of 1036
IF
EX MA WB
EX MA WB
ID
IF
EX MA WB
ID
EX MA WB
REJ09B0254-0600
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