HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 215
![MCU 5V 256K J-TEMP PB-FREE QFP-1](/photos/28/62/286212/168-bqfp_sml.jpg)
HD64F7051SFJ20V
Manufacturer Part Number
HD64F7051SFJ20V
Description
MCU 5V 256K J-TEMP PB-FREE QFP-1
Manufacturer
Renesas Electronics America
Series
SuperH® SH7050r
Datasheet
1.HD64F7050SFJ20V.pdf
(843 pages)
Specifications of HD64F7051SFJ20V
Core Processor
SH-2
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, WDT
Number Of I /o
102
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
10K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
168-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS
Quantity:
101
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 215 of 843
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Table 9.11 Transfer Conditions and Register Set Values for Transfer between External
When indirect address mode is on, the data stored in the address established in SAR is not used as
the transfer source data. In the case of indirect addressing, the value stored in the SAR address is
read, then that value is used as the address and the data read from that address is used as the
transfer source data, then that data is stored in the address designated by the DAR.
In the table 9.11 example, when a transfer request from the TDR1 of SCI1 is generated, a read of
the address located at H'00400000, which is the value set in SAR3, is performed first. The data
H'00450000 is stored at this H'00400000 address, and the DMAC first reads this H'00450000
value. It then uses this read value of H'00450000 as an address and reads the value of H'55 that is
stored in the H'00450000 address. It then writes the value H'55 to the address H'FFFF81B3
designated by DAR3 to complete one indirect address transfer.
With indirect addressing, the first executed data read from the address established in SAR3 always
results in a longword size transfer regardless of the TS0, TS1 bit designations for transfer data
size. However, the transfer source address fixed and increment or decrement designations are as
according to the SM0, SM1 bits. Consequently, despite the fact that the transfer data size
designation is byte in this example, the SAR3 value at the end of one transfer is H'00400004. The
write operation is exactly the same as an ordinary dual address transfer write operation.
Transfer Conditions
Transfer source: external memory
Value stored in address H'00400000
Value stored in address H'00450000
Transfer destination: on-chip SCI TDR1
Transfer count: 10 times
Transfer source address: incremented
Transfer destination address: fixed
Transfer request source: SCI1 (TDR1)
Bus mode: cycle steal
Transfer unit: byte
Interrupt request not generated at end of transfer
Channel priority ranking: 0
Memory and SCI1 Sending Side
1
2
3
Section 9 Direct Memory Access Controller (DMAC)
SAR3
DAR3
CHCR3
Register
—
—
DMATCR3
DMAOR
Rev. 5.00 Jan 06, 2006 page 193 of 818
Value
H'00400000
H'00450000
H'55
H'FFFF81B3
H'0000000A
H'00011801
H'0001
REJ09B0273-0500
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