HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 493

• Manufacturer Part Number: HD6413003RVF
• Description: microcontroller (MCU)
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 13-19 shows an example of SCI receive operation.
Transmitting and Receiving Serial Data Simultaneously (Synchronous Mode): Figure 13-20
shows a sample flowchart for transmitting and receiving serial data simultaneously and indicates
the procedure to follow.
Serial data
RDRF
ORER
Serial clock
RXI
request
Bit 7
Figure 13-19 Example of SCI Receive Operation
RXI interrupt handler
reads data in RDR and
clears RDRF flag to 0
Bit 0
Receive direction
1 frame
Bit 7
475
RXI
request
Bit 0
Bit 1
Bit 6
Bit 7
Overrun error,
ERI request