DF2378RVFQ34V Renesas Electronics America, DF2378RVFQ34V Datasheet - Page 258

• Manufacturer Part Number: DF2378RVFQ34V
• Description: IC H8S MCU FLASH 512K 144LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2378RVFQ34V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 34MHz
• Connectivity: I²C, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 97
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b; D/A 6x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• For Use With: YLCDRSK2378 - KIT DEV EVAL H8S/2378 LCDYR0K42378FC000BA - KIT EVAL FOR H8S/2378HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)EDK2378 - DEV EVAL KIT FOR H8S/2378
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 6 Bus Controller (BSC)
Figure 6.20 shows an example of the timing when the CS assertion period is extended in basic bus
3-state access space.
Both extension state T
basic bus cycle, or only one of these, can be specified for individual areas. Insertion or non-
insertion can be specified for the T
register, and for the T
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REJ09B0109-0700
Read
(when
RDNn = 0)
Write
Figure 6.20 Example of Timing when Chip Select Assertion Period Is Extended
φ
Address bus
CSn
AS
RD
Data bus
HWR, LWR
Data bus
t
h
state with the lower 8 bits (CSXT7 to CSXT0).
inserted before the basic bus cycle and extension state T
h
T
state with the upper 8 bits (CSXH7 to CSXH0) in the CSACR
h
T
1
Bus cycle
T
Write data
2
Read data
T
3
t
inserted after the
T
t