DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 216

• Manufacturer Part Number: DF3052BX25V
• Description: MCU 5V 512K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3052BX25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 8 DMA Controller
8.1.2
Figure 8.1 shows a DMAC block diagram.
Rev. 3.00 Mar 21, 2006 page 186 of 814
REJ09B0302-0300
Internal
interrupts
Interrupt
signals
Legend:
DTCR:
MAR:
IOAR:
ETCR:
Data transfer control register
Memory address register
I/O address register
Execute transfer count register
Block Diagram
DEND0A
DEND0B
DEND1A
DEND1B
DREQ0
DREQ1
TEND0
TEND1
IMIA0
IMIA1
IMIA2
IMIA3
RXI0
TXI0
Data buffer
Control logic
Figure 8.1 Block Diagram of DMAC
DTCR0A
DTCR0B
DTCR1A
DTCR1B
Internal address bus
Internal data bus
Channel
Channel
0
1
Channel
Channel
Channel
Channel
0A
0B
1A
1B
Arithmetic-logic unit
Address buffer
MAR0A
MAR0B
MAR1A
MAR1B
ETCR0A
ETCR0B
ETCR1A
ETCR1B
IOAR0A
IOAR0B
IOAR1A
IOAR1B