DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 471

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148ATE20; HD64F2148ATE20

15.1.2
Figure 15.1 shows a block diagram of the SCI.
SCK
RxD
TxD
Legend:
RSR:
RDR:
TSR:
TDR:
SMR:
SCR:
SSR:
SCMR:
BRR:
Block Diagram
Receive shift register
Receive data register
Transmit shift register
Transmit data register
Serial mode register
Serial control register
Serial status register
Serial interface mode register
Bit rate register
RDR
RSR
Parity generation
Parity check
Figure 15.1 Block Diagram of SCI
TDR
TSR
Module data bus
reception control
Section 15 Serial Communication Interface (SCI, IrDA)
Transmission/
SCMR
SMR
SSR
SCR
External clock
Rev. 4.00 Sep 27, 2006 page 425 of 1130
Clock
Baud rate
generator
BRR
TEI
TXI
RXI
ERI
/4
/16
/64
REJ09B0327-0400
data bus
Internal