TC1796
Peripheral Units (Vol. 2 of 2)
Synchronous Serial Interface (SSC)
User’s Manual 20-34 V2.0, 2007-07
SSC, V2.1
The Status Register STAT contains status flags for error identification, the busy flag, and
a bit field that indicates the current shift counter status.
STAT
Status Register (28
H
) Reset Value: 0000 0000
H
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
0
r
1514131211109876543210
0 BSY BE PE RE TE 0 BC
r rhrhrhrhrh r rh
Field Bits Type Description
BC [3:0] rh Bit Count Status
BC indicates the current status of the shift counter. The
shift counter is updated with every shifted bit.
TE 8rhTransmit Error Flag
0
B
No error
1
B
Transfer starts with the slave’s transmit buffer not
being updated
RE 9rhReceive Error Flag
0
B
No error
1
B
Reception completed before the receive buffer
was read
PE 10 rh Phase Error Flag
0
B
No error
1
B
Received data changes during the sampling
clock edge
BE 11 rh Baud Rate Error Flag
0
B
No error
1
B
There’s more than factor 2 or less than factor 0.5
between the slave’s actual and the expected
baud rate.
BSY 12 rh Busy Flag
BSY is set while a transfer is in progress.
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