D17760BP200AD Renesas Electronics America, D17760BP200AD Datasheet - Page 217

• Manufacturer Part Number: D17760BP200AD
• Description: IC SUPERH MPU ROMLESS 256-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of D17760BP200AD

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: Audio Codec, CAN, EBI/EMI, FIFO, I²C, MFI, MMC, SCI, Serial Sound, SIM, SPI, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 69
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

Figure 6.10 shows a flowchart of a memory access using the ITLB.
Access prohibited
Instruction TLB
miss exception
Search UTLB
Match?
VA is
in P4 area
Instruction TLB protection
No
violation exception
No
Figure 6.10 Flowchart of Memory Access Using ITLB
Yes
VA is
in P2 area
0
VPNs match
Record in ITLB
Instruction access to virtual address (VA)
and V = 1
Hardware ITLB
miss handling
Yes
CCR.ICE?
0
VA is
in P1 area
1
and CCR.ICE = 1
Cache access
C = 1
PR?
1
0 (User)
Yes
No
No
No
and (MMUCR.SV = 0 or
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and ASIDs match and
MMUCR.AT = 1
entry matches
VPNs match
SR.MD = 0)
No
Only one
SR.MD?
SH = 0
V = 1
1 (Privileged)
Yes
Yes
Yes
Yes
VA is in P0, U0,
or P3 area
Memory access
(Non-cacheable)
multiple hit exception
Instruction TLB
REJ09B0554-0200
No