r5s72060w200fpv Renesas Electronics Corporation., r5s72060w200fpv Datasheet - Page 790

• Manufacturer Part Number: r5s72060w200fpv
• Description: 32-bit Risc Microcomputer Superhtm Risc Engine Family / Sh7200 Series
• Manufacturer: Renesas Electronics Corporation.

Section 15 Serial Communication Interface with FIFO (SCIF)
Figure 15.5 shows an example of the operation for transmission.
TDFE
TEND
4. When modem control is enabled in channel 3, transmission can be stopped and restarted in
Figure 15.6 shows an example of the operation when modem control is used.
Rev. 2.00 Dec. 09, 2005 Page 766 of 1152
REJ09B0191-0200
Serial
data
accordance with 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.
Serial data
TXI interrupt
request
CTS
TxD
1
Figure 15.6 Example of Operation Using Modem Control (CTS)
Start
bit
0
Data written to SCFTDR and TDFE
flag read as 1 then cleared to 0 by
TXI interrupt handler
D 0
Start
bit
0
Figure 15.5 Example of Transmit Operation
D 0
D 1
One frame
Data
D 1
(8-Bit Data, Parity, 1 Stop Bit)
Drive high before stop bit
D 7
D 7
Parity
bit
0/1
Parity
bit
0/1
Stop
bit
TXI interrupt
request
1
Stop
bit
Start
bit
0
D 0
D 1
Start
bit
Data
0
D 0
D 7
Parity
bit
D 1
0/1
Stop
bit
1
D 7
Idle state
(mark state)
0/1
1