HD64F7050 RENESAS [Renesas Technology Corp], HD64F7050 Datasheet - Page 209
![no-image](/images/no-image-200.jpg)
HD64F7050
Manufacturer Part Number
HD64F7050
Description
32-Bit RISC Microcomputer SuperH RISC engine Family/
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD64F7050.pdf
(841 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F7050SFJ20
Manufacturer:
RENESAS
Quantity:
100
Part Number:
HD64F7050SFJ20
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
Company:
Part Number:
HD64F7050SFJ20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 209 of 841
- Download datasheet (5Mb)
9.3.13
The space addressed by the DMAC is 3-cycle space. Therefore, when the CPU becomes the bus
master and accesses the DMAC, a minimum of three basic clock (CLK) cycles are required for
one bus cycle. Also, since the DMAC is located in word space, while a word-size access to the
DMAC is completed in one bus cycle, a longword-size access is automatically divided into two
word accesses, requiring two bus cycles (six basic clock cycles). These two bus cycles are
executed consecutively; a different bus cycle is never inserted between the two word accesses.
This applies to both write accesses and read accesses.
9.4
9.4.1
In this example, on-chip serial communication interface channel 0 (SCI0) received data is
transferred to external memory using the DMAC channel 3.
Table 9.7 indicates the transfer conditions and the setting values of each of the registers.
Table 9.7
Transfer Conditions
Transfer source: RDR0 of on-chip SCI0
Transfer destination: external memory
Transfer count: 64 times
Transfer source address: fixed
Transfer destination address: incremented
Transfer request source: SCI0 (RDR0)
Bus mode: cycle steal
Transfer unit: byte
Interrupt request generation at end of transfer
Channel priority ranking: 0
DMAC Access from CPU
Examples of Use
Example of DMA Transfer between On-Chip SCI and External Memory
Transfer Conditions and Register Set Values for Transfer between On-chip SCI
and External Memory
1
2
3
Section 9 Direct Memory Access Controller (DMAC)
Register
SAR0
DAR0
DMATCR0
CHCR0
DMAOR
Rev. 5.00 Jan 06, 2006 page 189 of 818
H'00400000
H'0001
Value
H'FFFF81A5
H'00000040
H'00004905
REJ09B0273-0500
Related parts for HD64F7050
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![HD6417709S](/images/manufacturer_photos/0/5/561/renesas_electronics_corporation__tmb.jpg)
Part Number:
Description:
Renesas Technology Corp [Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series]
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
![HD6417706](/images/no-image3.png)
Part Number:
Description:
Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![H8S2110B](/images/no-image3.png)
Part Number:
Description:
Renesas 16-Bit Single-Chip Microcomputer Renesas H8S Family/H8S/2100 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![16C6N4](/images/no-image3.png)
Part Number:
Description:
Renesas MCU
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![32C](/images/no-image3.png)
Part Number:
Description:
RENESAS MCU
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![32C87](/images/no-image3.png)
Part Number:
Description:
RENESAS MCU
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![35C](/images/no-image3.png)
Part Number:
Description:
RENESAS MCU
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6412240](/images/no-image3.png)
Part Number:
Description:
Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6412320](/images/no-image3.png)
Part Number:
Description:
Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6412332](/images/no-image3.png)
Part Number:
Description:
Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6412373R](/images/no-image3.png)
Part Number:
Description:
Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6413008F](/images/no-image3.png)
Part Number:
Description:
Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6417040AF28](/images/no-image3.png)
Part Number:
Description:
Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6417320](/images/no-image3.png)
Part Number:
Description:
Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet:
![HD6417641](/images/no-image3.png)
Part Number:
Description:
Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family / SH7641 Series
Manufacturer:
RENESAS [Renesas Technology Corp]
Datasheet: