DF2218BR24V Renesas Electronics America, DF2218BR24V Datasheet - Page 172

• Manufacturer Part Number: DF2218BR24V
• Description: IC H8S/2218 MCU FLASH 112-LFBGA
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2218BR24V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 24MHz
• Connectivity: SCI, SmartCard, USB
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 6x10b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-LFBGA
• For Use With: HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK2218-SS - KIT DEV H8S/2218 WINDOWS SIDESHW3DK2218 - DEV EVAL KIT H8S/2218
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Figure 6.1 shows a block diagram of the bus controller.
Rev.7.00 Dec. 24, 2008 Page 116 of 698
REJ09B0074-0700
Chip select signals
External bus control signals
BREQ*
BACK*
WAIT*
Legend:
ABWCR:
ASTCR:
WCRH, WCRL:
BCRH, BCRL:
Note: * Supported only by the H8S/2218 Group.
Bus width control register
Access state control register
Waite control registers H, L
Bus control registers H, L
Figure 6.1 Block Diagram of Bus Controller
controller
Wait
Area decorder
Bus arbiter
controller
Bus
ABWCR
ASTCR
WCRH
BCRH
WCRL
BCRL
CPU bus request signal
DMAC bus request signal
CPU bus acknowledge signal
DMAC bus acknowledge signal
Internal control
signals
Bus mode signal
Internal
address bus