m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 303

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

SERIAL I/O
11.4 Clock asynchronous serial I/O (UART) mode
11-48
11.4.5 Method of reception
Figure 11.4.10 shows an initial setting example for relevant registers when receiving. Reception is started
when all of the following conditions (
By connecting the RTS
that of reception can be matched. For details, refer to section “11.4.6 Receive operation.”
When using interrupts, it is necessary to set the relevant registers to enable interrupts. For details, refer
to “CHAPTER 6. INTERRUPTS.”
Figure 11.4.11 shows processing after reception is completed.
Reception is enabled (receive enable bit = “1”).
The start bit (its falling edge) is detected.
i
pin (receiver side) and CTS
7905 Group User’s Manual Rev.1.0
and
) have been satisfied:
i
pin (transmitter side), the timing of transmission and