D6417729RHF200BV Renesas Electronics America, D6417729RHF200BV Datasheet - Page 636

• Manufacturer Part Number: D6417729RHF200BV
• Description: IC SUPER H MPU ROMLESS 208QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of D6417729RHF200BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, FIFO, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 96
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.85 V ~ 2.15 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 208-QFP Exposed Pad, 208-eQFP, 208-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

4. When modem control is enabled, transmission can be stopped and restarted in accordance with
Rev. 5.0, 09/03, page 588 of 806
TXI interrupt
request
TEND
Figure 17.7 shows an example of the operation for transmission.
TDFE
the CTS input value. When CTS is set to 1, if transmission is in progress, the line goes to the
mark state after transmission of one frame. When CTS is set to 0, the next transmit data is
output starting from the start bit.
Figure 17.8 shows an example of the operation when modem control is used.
Serial
Serial
data
TXD
CTS
data
1
Figure 17.8 Example of Operation Using Modem Control (C C C C T T T T S S S S )
Start
bit
Start
0
bit
Data written to
SCFTDR and TDFE
flag read as 1 then
cleared to 0 by TXI
interrupt handler
0
D
D
0
Figure 17.7 Example of Transmit Operation
0
D
One frame
D
1
1
Data
(8-Bit Data, Parity, One Stop Bit)
Rise at this point
before stop bit
D
D
7
Parity
7
Parity
bit
0/1
bit
TXI interrupt
request
0/1
Stop
bit
Stop
1
bit
Start
bit
0
D
0
D
1
Start
Data
bit
0
D
D
7
0
Parity
bit
0/1
D
1
Stop
bit
1
D
Idle (mark)
state
7
1
0/1