upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 296

• Manufacturer Part Number: upd70f3017ay
• Description: V850/sa1tm 32-/16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

296
Notes 1. Even if the stop bit length has been set to two bits by setting bit 2 (SLn) of asynchronous serial
After reset: 00H
(n = 0, 1)
ASISn
2. Be sure to read the contents of receive buffer register n (RXBn) when an overrun error has
interface mode register n (ASIMn), stop bit detection during a receive operation only applies to a
stop bit length of 1 bit.
occurred.
Until the contents of the RXBn register are read, further overrun errors will occur when receiving
data.
OVEn
PEn
FEn
7
0
0
1
0
1
0
1
R
No parity error
Parity error
(Transmit data parity does not match)
No framing error
Framing error
(Stop bit not detected)
No overrun error
Overrun error
(Next receive operation was completed before data was read from receive buffer register)
6
0
CHAPTER 10
Figure 10-26. ASISn Setting (UART Mode)
Note 2
Note 1
User’s Manual U12768EJ4V1UD
5
0
Address: FFFFF302H, FFFFF312H
SERIAL INTERFACE FUNCTION
4
0
Framing error flag
Overrun error flag
Parity error flag
3
0
PEn
2
FEn
1
OVEn
0