HD6417750RF240DV Renesas Electronics America, HD6417750RF240DV Datasheet - Page 174

• Manufacturer Part Number: HD6417750RF240DV
• Description: MPU 3V 16K I-TEMP,PB-FREE 208-QF
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417750RF240DV

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 240MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 28
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 3 Memory Management Unit (MMU)
• SH: Share status bit
• SZ: Page size bits
• V: Validity bit
• PPN: Physical page number
• PR: Protection key data
Rev.7.00 Oct. 10, 2008 Page 88 of 1074
REJ09B0366-0700
When 0, pages are not shared by processes.
When 1, pages are shared by processes.
Specify the page size.
00: 1-Kbyte page
01: 4-Kbyte page
10: 64-Kbyte page
11: 1-Mbyte page
Indicates whether the entry is valid.
0: Invalid
1: Valid
Cleared to 0 by a power-on reset.
Not affected by a manual reset.
Upper 22 bits of the physical address.
With a 1-Kbyte page, PPN bits [28:10] are valid.
With a 4-Kbyte page, PPN bits [28:12] are valid.
With a 64-Kbyte page, PPN bits [28:16] are valid.
With a 1-Mbyte page, PPN bits [28:20] are valid.
The synonym problem must be taken into account when setting the PPN (see section 3.5.5,
Avoiding Synonym Problems).
2-bit data expressing the page access right as a code.
00: Can be read only, in privileged mode
01: Can be read and written in privileged mode
10: Can be read only, in privileged or user mode
11: Can be read and written in privileged mode or user mode