Datasheet

ADAU1381
Rev. B | Page 81 of 84
Register 16626 (0x40F2), Serial Input Route Control
Bits[3:0], Input Routing
These bits select which serial data input channels are routed to the DACs (see Figure 72).
Table 72. Serial Input Route Control Register
Bits Description Default
[7:4] Reserved
[3:0] Input routing 0000
0000: serial input to sound engine to DACs
0001: serial input [L0, R0]
1
to DACs [L, R]
0010: reserved
0011: serial input [L1, R1]
1
to DACs [L, R]
0100: reserved
0101: serial input [L2, R2]
1
to DACs [L, R]
0110: reserved
0111: serial input [L3, R3]
1
to DACs [L, R]
1000: reserved
1001: serial input [R0, L0]
1
to DACs [L, R]
1010: reserved
1011: serial input [R1, L1]
1
to DACs [L, R]
1100: reserved
1101: serial input [R2, L2]
1
to DACs [L, R]
1110: reserved
1111: serial input [R3, L3]
1
to DACs [L, R]
1
Lx = left side of Channel x; Rx = right side of Channel x.