R5F61665N50FPV Renesas Electronics America, R5F61665N50FPV Datasheet - Page 215

• Manufacturer Part Number: R5F61665N50FPV
• Description: MCU FLASH 512K ROM 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61665N50FPV

• 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: 512KB (512K 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: -

A block diagram of the bus controller is shown in figure 9.1.
EXDMAC bus acknowledge signal
DMAC bus acknowledge signal
CPU bus acknowledge signal
DTC bus acknowledge signal
EXDMAC bus request signal
DMAC bus request signal
CPU bus request signal
DTC bus request signal
Internal data bus
[Legend]
ABWCR:
ASTCR:
WTCRA:
WTCRB:
RDNCR:
CSACR:
IDLCR:
BCR1:
BCR2:
ENDIANCR:
EXDMAC address bus
Internal bus
control signals
DMAC address bus
CPU address bus
DTC address bus
Bus width control register
Access state control register
Wait control register A
Wait control register B
Read strobe timing control register
CS assertion period control register
Idle control register
Bus control register 1
Bus control register 2
Endian control register
Figure 9.1 Block Diagram of Bus Controller
Control registers
Internal
BCR2
arbiter
bus
Internal bus
control unit
Refresh timer
Address
selector
ABWCR
WTCRA
WTCRB
RDNCR
CSACR
ASTCR
IDLCR
BCR1
ENDIANCR
SRAMCR:
BROMCR:
MPXCR:
DRAMCR:
DRACCR:
SDCR:
REFCR:
RTCNT:
RTCOR:
Rev. 2.00 Oct. 21, 2009 Page 181 of 1454
RTCNT
SRAM mode control register
Burst ROM interface control register
Address/data multiplexed I/O control register
DRAM control register
DRAM access control register
Synchronous DRAM control register
Refresh control register
Refresh timer counter
Refresh time constant register
Area decoder
External bus
External bus
control unit
BROMCR
DRAMCR
SRAMCR
DRACCR
MPXCR
REFCR
arbiter
SDCR
RTCOR
Section 9 Bus Controller (BSC)
REJ09B0498-0200
CS7 to CS0
External bus
control signals
WAIT
BREQ
BACK
BREQO