HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 592

• Manufacturer Part Number: HD64F3048VTF8
• Description: IC H8 MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3048VTF8

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 8MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F3048VX8

Section 17 RAM
17.1.1
Figure 17.1 shows a block diagram of the on-chip RAM.
17.1.2
The on-chip RAM is controlled by SYSCR. Table 17.1 gives the address and initial value of
SYSCR.
Table 17.1 System Control Register
Address*
H'FFF2
Note: * Lower 16 bits of the address.
Rev. 7.00 Sep 21, 2005 page 566 of 878
REJ09B0259-0700
Legend
SYSCR: System control register
Note: * This example is of the H8/3048 operating in mode 7. The lower 20 bits of the address
Block Diagram
Register Configuration
are shown.
Name
System control register
Figure 17.1 RAM Block Diagram
Even addresses
H'FEF10*
H'FFF0E*
H'FEF12*
Internal data bus (upper 8 bits)
Internal data bus (lower 8 bits)
On-chip RAM
Bus interface
Odd addresses
H'FEF11*
H'FEF13*
H'FFF0F*
Abbreviation
SYSCR
SYSCR
R/W
R/W
H'0B
Initial Value