DF2398F20V Renesas Electronics America, DF2398F20V Datasheet - Page 251
DF2398F20V
Manufacturer Part Number
DF2398F20V
Description
IC H8S/2300 MCU FLASH 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Specifications of DF2398F20V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
87
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K 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
128-QFP
For Use With
YR0K42378FC000BA - KIT EVAL FOR H8S/2378
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
DF2398F20V
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2398F20V
Manufacturer:
Renesas Electronics America
Quantity:
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Full Address Mode (Block Transfer Mode): Figure 7-22 shows a transfer example in which TEND output is enabled
and word-size full address mode transfer (block transfer mode) is performed from internal 16-bit, 1-state access space to
external 16-bit, 2-state access space.
A one-block transfer is performed for one transfer request, and after the transfer the bus is released. While the bus is
released, one or more bus cycles are inserted by the CPU or DTC.
In the transfer end cycle of each block (the cycle in which the transfer counter reaches 0), a one-state DMA dead cycle is
inserted after the DMA write cycle.
One block is transmitted without interruption. NMI generation does not affect block transfer operation.
Address bus
TEND
Figure 7-22 Example of Full Address Mode (Block Transfer Mode) Transfer
Bus release
HWR
LWR
RD
ø
DMA
read
DMA
write
Block transfer
DMA
read
DMA
write
DMA
dead
Bus release
DMA
read
DMA
write
Last block transfer
Rev.6.00 Oct.28.2004 page 221 of 1016
DMA
read
DMA
write
DMA
dead
Bus
release
REJ09B0138-0600H
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