HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 206

• 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 7 Refresh Controller
Rev. 7.00 Sep 21, 2005 page 180 of 878
REJ09B0259-0700
Figure 7.10 Setup Procedure for 2WE
Column Address (16-Mbyte Mode)
Set bits CKS2 to CKS0 in RTMCSR
Set P8 DDR to 1 for
Wait for DRAM to be initialized
Set area 3 for 16-bit access
DRAM can be accessed
Write H'23 in RFSHCR
WE
WE 4-Mbit DRAM with 10-Bit Row Address and 8-Bit
WE
1
Set RTCOR
CS
3
output