R5F61662N50FPV Renesas Electronics America, R5F61662N50FPV Datasheet - Page 323

• Manufacturer Part Number: R5F61662N50FPV
• Description: MCU 24KB FLASH 384K 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61662N50FPV

• 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: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Figure 9.10 shows an example of the DMA transfer timing in block transfer mode. The transfer
conditions are as follows:
• Address mode: single address mode
• Data access size: byte
• 1-block size: three bytes
The block transfer mode operations in single address mode and in dual address mode are shown in
figures 9.11 and 9.12, respectively.
Address B
Address T
Figure 9.11 Operation in Single Address Mode in Block Transfer Mode
DREQ
Bus cycle
TEND
Figure 9.10 Operations in Block Transfer Mode
data access size
BKSZH ×
CPU
Block
CPU
(Block Area Specified)
DMAC
Transfer cycles for one block
No CPU cycle generated
Transfer
DMAC
Rev. 2.00 Sep. 16, 2009 Page 293 of 1036
DMAC
Section 9 DMA Controller (DMAC)
CPU
REJ09B0414-0200
DACK