DF2378BVFQ35WV Renesas Electronics America, DF2378BVFQ35WV Datasheet - Page 789

• Manufacturer Part Number: DF2378BVFQ35WV
• Description: IC H8S/2378 MCU FLASH 144-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2378BVFQ35WV

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 35MHz
• 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: -40°C ~ 85°C
• Package / Case: 144-QFP
• For Use With: EDK2378 - DEV EVAL KIT FOR H8S/2378
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

15.3.11 Serial Extension Mode Register (SEMR)
SEMR selects the clock source in asynchronous mode. The basic clock can be automatically set by
selecting the average transfer rate.
Bit
7
to
4
3
Bit Name
⎯
ABCS
Initial Value
Undefined
0
R/W
⎯
R/W
Section 15 Serial Communication Interface (SCI, IrDA)
Description
Reserved
If these bits are read, an undefined value will be
returned and cannot be modified.
Asynchronous basic clock selection (valid only in
asynchronous mode)
Selects the basic clock for 1-bit period in
asynchronous mode.
0: Operates on a basic clock with a frequency of
1: Operates on a basic clock with a frequency of 8
16 times the transfer rate.
times the transfer rate.
Rev.7.00 Mar. 18, 2009 page 721 of 1136
REJ09B0109-0700