R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 207

• Manufacturer Part Number: R8A77850ANBGV
• Description: IC SUPERH MPU ROMLESS 436-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77850ANBGV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 600MHz
• Connectivity: Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
• Peripherals: DMA, POR, WDT
• Number Of I /o: 108
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1 V ~ 1.2 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 436-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Internal resource access
VA is
in P4 area
Data TLB protection
violation exception
Figure 7.14 Flowchart of Memory Access Using UTLB (TLB Extended Mode)
Data TLB multiple
Data TLB miss
hit exception
exception
0
VA is
in P2 area
EPR[2]?
0
1
R/W?
R
1
0 (User)
CCR.OCE?
CCR.CB?
(Non-cacheable)
Memory access
Data access to virtual address (VA)
0
1
0
VA is
in P1 area
EPR[1]?
W
1
No
0
0
D?
in copy-back mode
VPNs match
CCR.OCE?
1
CCR.WT?
and V = 1
Cache access
0
Yes
1
1
Initial page write
EPR[4]?
Rev.1.00 Jan. 10, 2008 Page 175 of 1658
exception
W
VA is in P0, U0,
or P3 area
1
7. Memory Management Unit (MMU)
No
0
No
No
No
0
No
R/W?
in write-through mode
and (MMUCR.SV = 0 or
ASIDs match, and
Cache access
CCR.OCE = 1
MMUCR.AT = 1
entry matches
C = 1 and
VPNs match,
SR.MD = 0)
Only one
SR.MD?
WT?
SH = 0
V = 1
EPR[5]?
1
Yes
Yes
Yes
Yes
Yes
1 (Privileged)
R
REJ09B0261-0100
1
Data TLB protection
violation exception
0