HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 195
![IC H8 MCU FLASH 128K 100-QFP](/photos/12/43/124318/hd64f3048vtf8_sml.jpg)
HD64F3048VTF8
Manufacturer Part Number
HD64F3048VTF8
Description
IC H8 MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3048F16.pdf
(907 pages)
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
- Current page: 195 of 907
- Download datasheet (6Mb)
Section 7 Refresh Controller
DRAM Interface: To set up area 3 for connection to 16-bit-wide DRAM, initialize RTCOR,
RTMCSR, and RFSHCR in that order, clearing bit PSRAME to 0 and setting bit DRAME to 1.
DDR to 1 in the port 8 data direction register (P8DDR) to enable CS
Set bit P8
output. In
1
3
ABWCR, make area 3 a 16-bit-access area.
Pseudo-Static RAM Interface: To set up area 3 for connection to pseudo-static RAM, initialize
RTCOR, RTMCSR, and RFSHCR in that order, setting bit PSRAME to 1 and clearing bit
DDR to 1 in P8DDR to enable CS
DRAME to 0. Set bit P8
output.
1
3
Interval Timer: When PSRAME = 0 and DRAME = 0, the refresh controller operates as an
interval timer. After setting RTCOR, select an input clock in RTMCSR and set the CMIE bit to 1.
CMI interrupts will be requested at compare match intervals determined by RTCOR and bits
CKS2 to CKS0 in RTMCSR.
When setting RTCOR, RTMCSR, and RFSHCR, make sure that PSRAME = 0 and DRAME = 0.
Writing is disabled when either of these bits is set to 1.
Rev. 7.00 Sep 21, 2005 page 169 of 878
REJ09B0259-0700
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