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TMS320C6748
SPRS590G – JUNE 2009 – REVISED JANUARY 2017
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TMS320C6748
Peripheral Information and Electrical Specifications
Copyright © 2009–2017, Texas Instruments Incorporated
Table 6-49. McASP Registers Accessed Through Peripheral Configuration Port (continued)
BYTE ADDRESS
ACRONYM
REGISTER DESCRIPTION
(1)
Writes to XRBUF originate from peripheral configuration port only when XBUSEL = 1 in XFMT.
(2)
Reads from XRBUF originate on peripheral configuration port only when RBUSEL = 1 in RFMT.
0x01D0 0200
XBUF0
(1)
Transmit buffer register for serializer 0
0x01D0 0204
XBUF1
(1)
Transmit buffer register for serializer 1
0x01D0 0208
XBUF2
(1)
Transmit buffer register for serializer 2
0x01D0 020C
XBUF3
(1)
Transmit buffer register for serializer 3
0x01D0 0210
XBUF4
(1)
Transmit buffer register for serializer 4
0x01D0 0214
XBUF5
(1)
Transmit buffer register for serializer 5
0x01D0 0218
XBUF6
(1)
Transmit buffer register for serializer 6
0x01D0 021C
XBUF7
(1)
Transmit buffer register for serializer 7
0x01D0 0220
XBUF8
(1)
Transmit buffer register for serializer 8
0x01D0 0224
XBUF9
(1)
Transmit buffer register for serializer 9
0x01D0 0228
XBUF10
(1)
Transmit buffer register for serializer 10
0x01D0 022C
XBUF11
(1)
Transmit buffer register for serializer 11
0x01D0 0230
XBUF12
(1)
Transmit buffer register for serializer 12
0x01D0 0234
XBUF13
(1)
Transmit buffer register for serializer 13
0x01D0 0238
XBUF14
(1)
Transmit buffer register for serializer 14
0x01D0 023C
XBUF15
(1)
Transmit buffer register for serializer 15
0x01D0 0280
RBUF0
(2)
Receive buffer register for serializer 0
0x01D0 0284
RBUF1
(2)
Receive buffer register for serializer 1
0x01D0 0288
RBUF2
(2)
Receive buffer register for serializer 2
0x01D0 028C
RBUF3
(2)
Receive buffer register for serializer 3
0x01D0 0290
RBUF4
(2)
Receive buffer register for serializer 4
0x01D0 0294
RBUF5
(2)
Receive buffer register for serializer 5
0x01D0 0298
RBUF6
(2)
Receive buffer register for serializer 6
0x01D0 029C
RBUF7
(2)
Receive buffer register for serializer 7
0x01D0 02A0
RBUF8
(2)
Receive buffer register for serializer 8
0x01D0 02A4
RBUF9
(2)
Receive buffer register for serializer 9
0x01D0 02A8
RBUF10
(2)
Receive buffer register for serializer 10
0x01D0 02AC
RBUF11
(2)
Receive buffer register for serializer 11
0x01D0 02B0
RBUF12
(2)
Receive buffer register for serializer 12
0x01D0 02B4
RBUF13
(2)
Receive buffer register for serializer 13
0x01D0 02B8
RBUF14
(2)
Receive buffer register for serializer 14
0x01D0 02BC
RBUF15
(2)
Receive buffer register for serializer 15
Table 6-50. McASP Registers Accessed Through DMA Port
ACCESS
TYPE
BYTE
ADDRESS
ACRONYM
REGISTER DESCRIPTION
Read
Accesses
0x01D0 2000
RBUF
Receive buffer DMA port address. Cycles through receive serializers, skipping over transmit
serializers and inactive serializers. Starts at the lowest serializer at the beginning of each
time slot. Reads from DMA port only if XBUSEL = 0 in XFMT.
Write
Accesses
0x01D0 2000
XBUF
Transmit buffer DMA port address. Cycles through transmit serializers, skipping over receive
and inactive serializers. Starts at the lowest serializer at the beginning of each time slot.
Writes to DMA port only if RBUSEL = 0 in RFMT.
