SH7014 datasheet(685/754 Pages) RENESAS

685 / 754 page

Appendix A On-Chip Supporting Module Registers

Rev.5.00 Sep. 27, 2007 Page 651 of 716

REJ09B0398-0500

SCI

Bit

Name

Value

Description

Receiving is in progress or has ended normally*

(initial value)

Clearing conditions:

•

Power-on reset or standby mode

•

When 0 is written to ORER after reading ORER =

Overrun Error (ORER)

A receive overrun error occurred

Setting condition: When the next serial reception is

completed while RDRF = 1*

Receiving is in progress or has ended normally*

(initial value)

Clearing conditions:

•

Power-on reset or standby mode

•

When 0 is written to FER after reading FER = 1

Framing Error (FER)

A receive framing error occurred*

Setting condition: When at the end of an SCI receive

operation the final stop bit of the receive data is

checked and its value*

4 is 0

Receiving is in progress or has ended normally*

(initial value)

Clearing conditions:

•

Power-on reset or standby mode

•

When 0 is written to PER after reading PER = 1

Parity Error (PER)

A receive parity error occurred*

Setting condition: PER is set to 1 if the number of 1s in

receive data, including the parity bit, does not match

the even or odd parity setting of the parity mode bit

(O/

E) in the serial mode register (SMR)

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