HD6417727F100C Renesas Electronics America, HD6417727F100C Datasheet - Page 466

• Manufacturer Part Number: HD6417727F100C
• Description: IC SUPERH MPU ROMLESS 240QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417727F100C

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 100MHz
• Connectivity: FIFO, SCI, SIO, SmartCard, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 104
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.6 V ~ 2.05 V
• Data Converters: A/D 6x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 240-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

Section 14 Direct Memory Access Controller (DMAC)
Rev.6.00 Mar. 27, 2009 Page 408 of 1036
REJ09B0254-0600
(16-byte Transfer, Transfer Source: Synchronous DRAM, Transfer Destination: Ordinary
(16-byte Transfer, Transfer Source: Ordinary Memory, Transfer Destination: Ordinary
D31 to D0
A25 to A0
Note: When DACK is output in a read cycle during transfer between external memories,
Note: When DACK is output in a read cycle during transfer between external memories,
D31 to D0
A25 to A0
DACK
Figure 14.7 Example of DMA Transfer Timing in the Direct Address Mode
Figure 14.8 Example of DMA Transfer Timing in the Direct Address Mode
CKIO
WEm
RD/WR
CSn
DACK
CKIO
RD
RAS
CAS
CSn
the output timing is the same as that of CSn.
the output timing is the same as that of CSn.
source address
Transfer
Transfer source address
Data read cycle
Data read cycle
+4
(1st cycle)
(1st cycle)
+8
Transfer destination address
Memory)
Memory)
+12
destination address
Transfer
Data write cycle
(2nd cycle)
(2nd cycle)
+4
+4
+8
+8
+12
+12