Description Of Operation - Analog Devices ADSP-BF506F Hardware Reference Manual

Description of Operation

Description of Operation
Table 20-1 shows all the possible modes of operation for the PPI.
Table 20-1. PPI Possible Operating Modes
PPI Mode
RX mode, 0 frame
syncs, external trig-
ger
RX mode, 0 frame
syncs, internal trig-
ger
RX mode, 1 exter-
nal frame sync
RX mode, 2 or 3
external frame syncs
RX mode, 2 or 3
internal frame syncs
RX mode, ITU-R
656, active field
only
RX mode, ITU-R
656, vertical blank-
ing only
RX mode, ITU-R
656, entire field
TX mode, 0 frame
syncs
TX mode, 1 inter-
nal or external
frame sync
TX mode, 2 exter-
nal frame syncs
20-4
# of Syncs PORT_DIR PORT_CFG XFR_TYPE POLC POLS FLD_ SEL
0 0
0 0
1 0
3 0
3 0
embed- 0
ded
embed- 0
ded
embed- 0
ded
0 1
1 1
2 1
ADSP-BF50x Blackfin Processor Hardware Reference
11 11
11 11
00 11
10 11
01 11
00 00
00 10
00 01
00 00
00 11
01 11
0 or 1 0 or 0
1
0 or 1 0 or 1
1
0 or 1 0 or 0
1
0 or 1 0 or 0
1
0 or 1 0 or 0
1
0 or 1 0 0 or 1
0 or 1 0 0
0 or 1 0 0
0 or 1 0 or 0
1
0 or 1 0 or 0
1
0 or 1 0 or 0
1