Rev. 1.0, 09/02, page 412 of 568
16.3.5
SS Status Register (SSSR)
SSSR is a status flag register for interrupts.
Bit
Bit Name
Initial Value
R/W
Description
7
0
Reserved
The write value should always be 0.
6 ORER
0
R/W Overrun
Error
If the next data is received while RDRF
=
1, an
overrun error occurs, indicating abnormal
termination. SSRDR stores 1-frame receive data
before an overrun error occurs and loses data
received later. While ORER
=
1, continuous serial
reception cannot be continued. Serial
transmission cannot be continued, either.
[Setting condition]
•
When the next reception data is transferred to
SSRDR while RDRF
=
1
[Clearing condition]
•
When 0 is written to ORER after reading
ORER
=
1
5, 4
All
0
Reserved
The write value should always be 0.
3 TEND
1
R
Transmit
End
[Setting condition]
•
When the last bit of transmit data is
transmitted with TDRE
=
1
[Clearing conditions]
•
When 0 is written to the TEND bit after reading
TEND
=
1
•
When data is written to SSTDR
•
When data is transferred by the DTC
Summary of Contents for H8S/2627
Page 22: ...Rev 1 0 09 02 page xx of xxxvi Index 565 ...
Page 30: ...Rev 1 0 09 02 page xxviii of xxxiv ...
Page 36: ...Rev 1 0 09 02 page xxxiv of xxxiv Table 23 9 Flash Memory Characteristics 561 ...
Page 82: ...Rev 1 0 09 02 page 46 of 568 ...
Page 88: ...Rev 1 0 09 02 page 52 of 568 ...
Page 98: ...Rev 1 0 09 02 page 62 of 568 ...
Page 156: ...Rev 1 0 09 02 page 120 of 568 ...
Page 390: ...Rev 1 0 09 02 page 354 of 568 ...
Page 480: ...Rev 1 0 09 02 page 444 of 568 ...
Page 512: ...Rev 1 0 09 02 page 476 of 568 ...
Page 528: ...Rev 1 0 09 02 page 492 of 568 ...
Page 580: ...Rev 1 0 09 02 page 544 of 568 ...