R5F61668RD50FPV Renesas Electronics America, R5F61668RD50FPV Datasheet - Page 574
R5F61668RD50FPV
Manufacturer Part Number
R5F61668RD50FPV
Description
MCU 3V 1024K I-TEMP 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.R5F61668RN50FPV.pdf
(1506 pages)
Specifications of R5F61668RD50FPV
Core Processor
H8SX
Core Size
16/32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
92
Program Memory Size
1MB (1M x 8)
Program Memory Type
FLASH
Eeprom Size
-
Ram Size
56K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F61668RD50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 11 EXDMA Controller (EXDMAC)
11.6.5
Operation Timing in Cluster Transfer Mode
This section describes examples of operation timing in cluster transfer mode. The CPU external
bus cycle is shown as an example of conflict with another bus master.
(1)
Auto-Request/Cluster Transfer Mode/Cycle Steal Mode
With auto-request (in cycle steal mode), when the DTE bit is set to 1 in EDMDR, a continuous
EXDMA transfer cycle is started a minimum of three cycles later. If there is a transfer request for
another channel of higher priority, the transfer request by the original channel is held pending, and
transfer is performed on the higher-priority channel from the next transfer. Transfer on the original
channel is resumed on completion of the higher-priority channel transfer.
The cluster transfer mode (read address mode and write address mode) can not be used with the
cluster transfer mode (dual address mode) among more than one channel at the same time. When
using the cluster transfer mode (read address mode and write address mode), do not set the cluster
transfer mode for another channel.
Figures 11.64 to 11.66 show operation timing examples for various conditions.
Rev. 2.00 Sep. 24, 2008 Page 540 of 1468
REJ09B0412-0200
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