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Control Registers and Control Packets
741
SPNU563A–March 2018
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Direct Memory Access Controller (DMA) Module
20.3.1.23 Port Assignment Register 2 (PAR2)
Figure 20-41. Port Assignment Register 2 (PAR2) [offset = 9Ch]
31 30 28 27 26 24 23 22 20 19 18 16
Rsvd CH0PA Rsvd CH1PA Rsvd CH2PA Rsvd CH3PA
R-0 R/WP-0 R-0 R/WP-0 R-0 R/WP-0 R-0 R/WP-0
15 14 12 11 10 8 7 6 4 3 2 0
Rsvd CH4PA Rsvd CH5PA Rsvd CH6PA Rsvd CH7PA
R-0 R/WP-0 R-0 R/WP-0 R-0 R/WP-0 R-0 R/WP-0
LEGEND: R/W = Read/Write; R = Read only; WP = Write in privilege mode only; -n = value after reset
Table 20-31. Port Assignment Register 2 (PAR2) Field Descriptions
Bit Field Value Description
31 Reserved 0 Reads return 0. Writes have no effect.
30-28 CH16PA These bit fields determine to which port(s) channel 16 is assigned.
1h Port A and B combined, A read/B write
2h Port A only
3h Port B only
Others Port A and B combined, B read/A write
27 Reserved 0 Reads return 0. Writes have no effect.
26-24 CH17PA 0-7h These bit fields determine to which port channel 17 is assigned. Refer to CH16PA for bit value
descriptions.
23 Reserved 0 Reads return 0. Writes have no effect.
22-20 CH18PA 0-7h These bit fields determine to which port channel 18 is assigned. Refer to CH16PA for bit value
descriptions.
19 Reserved 0 Reads return 0. Writes have no effect.
18-16 CH19PA 0-7h These bit fields determine to which port channel 19 is assigned. Refer to CH16PA for bit value
descriptions.
15 Reserved 0 Reads return 0. Writes have no effect.
14-12 CH20PA 0-7h These bit fields determine to which port channel 20 is assigned. Refer to CH16PA for bit value
descriptions.
11 Reserved 0 Reads return 0. Writes have no effect.
10-8 CH21PA 0-7h These bit fields determine to which port channel 21 is assigned. Refer to CH16PA for bit value
descriptions.
7 Reserved 0 Reads return 0. Writes have no effect.
6-4 CH22PA 0-7h These bit fields determine to which port channel 22 is assigned. Refer to CH16PA for bit value
descriptions.
3 Reserved 0 Reads return 0. Writes have no effect.
2-0 CH23PA 0-7h These bit fields determine to which port channel 23 is assigned. Refer to CH16PA for bit value
descriptions.
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