D12321VF20V Renesas Electronics America, D12321VF20V Datasheet - Page 630

• Manufacturer Part Number: D12321VF20V
• Description: IC H8S/2321 MCU ROMLESS 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12321VF20V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 14 Serial Communication Interface (SCI)
• Full-duplex communication capability
• Choice of LSB-first or MSB-first transfer
• Built-in baud rate generator allows any bit rate to be selected
• Choice of serial clock source: internal clock from baud rate generator or external clock from
• Four interrupt sources
• Module stop mode can be set
Notes: 1. Descriptions in this section refer to LSB-first transfer.
Rev.6.00 Sep. 27, 2007 Page 598 of 1268
REJ09B0220-0600
⎯ The transmitter and receiver are mutually independent, enabling transmission and reception
⎯ Double-buffering is used in both the transmitter and the receiver, enabling continuous
⎯ Can be selected regardless of the communication mode *
SCK pin
⎯ Four interrupt sources—transmit-data-empty, transmit-end, receive-data-full, and receive
⎯ The transmit-data-empty and receive-data-full interrupts can activate the DMA controller
⎯ As the initial setting, SCI operation is halted. Register access is enabled by exiting module
to be executed simultaneously
transmission and continuous reception of serial data
asynchronous mode 7-bit data)
error—that can issue requests independently
(DMAC) *
stop mode
2. The DMAC is not supported in the H8S/2321.
2
or data transfer controller (DTC) to execute data transfer
1
(except in the case of