HD64F7144F50V Renesas Electronics America, HD64F7144F50V Datasheet - Page 172
HD64F7144F50V
Manufacturer Part Number
HD64F7144F50V
Description
IC SUPERH MCU FLASH 256K 112QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7144r
Specifications of HD64F7144F50V
Core Processor
SH-2
Core Size
32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
74
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
112-QFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)EDK7145 - DEV EVALUATION KIT SH7145
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Price
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Part Number:
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Quantity:
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Company:
Part Number:
HD64F7144F50V
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8. Data Transfer Controller (DTC)
The 32-bit DTSAR designates the DTC transfer source address and the 32-bit DTDAR designates
the transfer destination address. After each transfer, DTSAR and DTDAR are independently
incremented, decremented, or left fixed depending on its register information.
Rev.4.00 Mar. 27, 2008 Page 126 of 882
REJ09B0108-0400
DTCRA = DTCRA – 1 (normal/block transfer mode)
DTCRAL = DTCRAL – 1 (repeat mode)
DTSAR, DTDAR update
DTCRB = DTCRB – 1 (block transfer mode)
When DISEL = 1 or DTCRA = 0 (normal/block transfer mode)
When DISEL = 1 (repeat transfer mode)
DTMR, DTCR, DTIAR, DTSAR, DTDAR
Transfer information write
Transfer information read
Transfer (1 transfer unit)
Figure 8.5 DTC Operation Flowchart
NMI or address error
DTC vector read
NMIF = AE = 0?
Transfer request
Initial settings
NMIF • NMIM
generated?
+ AE = 1?
Start
End
CPU interrupt request
Yes
Yes
Yes
No
No
No
Transfer information write
transfer mode and
DTCRB ≠ 0?
CHNE = 0?
Block
No
Yes
Yes
No
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