D12321VF25V Renesas Electronics America, D12321VF25V Datasheet - Page 631

• Manufacturer Part Number: D12321VF25V
• Description: IC H8S/2300 MCU ROMLESS 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12321VF25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 86
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

14.1.2
Figure 14.1 shows a block diagram of the SCI.
Legend:
SCMR: Smart card mode register
RSR:
RDR:
TSR:
TDR:
SMR: Serial mode register
SCR:
SSR:
BRR:
SCK
RxD
TxD
Receive shift register
Receive data register
Transmit shift register
Transmit data register
Serial control register
Serial status register
Bit rate register
Block Diagram
RDR
RSR
Parity generation
Parity check
Figure 14.1 Block Diagram of SCI
TDR
TSR
Module data bus
reception control
Transmission/
SCMR
SMR
SCR
SSR
Section 14 Serial Communication Interface (SCI)
External clock
Rev.6.00 Sep. 27, 2007 Page 599 of 1268
Clock
Baud rate
generator
BRR
TEI
TXI
RXI
ERI
φ
φ/4
φ/16
φ/64
REJ09B0220-0600
data bus
Internal