DF2239TF16I Renesas Electronics America, DF2239TF16I Datasheet - Page 330
DF2239TF16I
Manufacturer Part Number
DF2239TF16I
Description
MCU 3V 384K I-TEMP 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Datasheet
1.DF2238RFA6V.pdf
(1048 pages)
Specifications of DF2239TF16I
Core Processor
H8S/2000
Core Size
16-Bit
Speed
16MHz
Connectivity
I²C, SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
72
Program Memory Size
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2239TF16I
HD64F2239TF16I
HD64F2239TF16I
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Section 8 DMA Controller (DMAC)
Figure 8.30 shows a transfer example in which TEND output is enabled and word-size single
address mode transfer (write) is performed from an external device to external 8-bit, 2-state access
space.
A byte or word transfer is performed for a single transfer request, and after the transfer, the bus is
released. While the bus is released, one or more bus cycles are executed by the CPU or DTC.
In the transfer end cycle (the cycle in which the transfer counter reaches 0), a one-state DMA dead
cycle is inserted after the DMA write cycle.
DREQ Pin Falling Edge Activation Timing: Set the DTA bit in DMABCRH to 1 for the channel
for which the DREQ pin is selected.
Rev. 6.00 Mar. 18, 2010 Page 268 of 982
REJ09B0054-0600
Address bus
DACK
TEND
HWR
LWR
Figure 8.30 Example of Single Address Mode Transfer (Word Write)
φ
release
Bus
DMA write
release
Bus
DMA write
release
Bus
Last transfer
DMA write
cycle
DMA
dead
release
Bus
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