HD64F3048F16 Renesas Electronics America, HD64F3048F16 Datasheet - Page 209

• Manufacturer Part Number: HD64F3048F16
• Description: IC H8 MCU FLASH 128K 100QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3048F16

• 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): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-QFP
• Package: 100PQFP
• Family Name: H8
• Maximum Speed: 16 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 16|32 Bit
• Number Of Programmable I/os: 70
• Interface Type: SCI
• On-chip Adc: 8-chx10-bit
• On-chip Dac: 2-chx8-bit
• Number Of Timers: 5
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 7 Refresh Controller
Set area 3 for 16-bit access
CS
Set P8 DDR to 1 for
output
1
3
Set RTCOR
Set bits CKS2 to CKS0 in RTMCSR
Write H'23 in RFSHCR
Wait for DRAM to be initialized
DRAM can be accessed
WE
WE 4-Mbit DRAM with 10-Bit Row Address and 8-Bit
WE
Figure 7.10 Setup Procedure for 2WE
Column Address (16-Mbyte Mode)
Rev. 3.00 Sep 27, 2006 page 181 of 872
REJ09B0325-0300