PCM9211
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SBAS495 –JUNE 2010
REGISTER DESCRIPTIONS
NOTE
Memo boxes are provided to aid in development. Record your register settings below for
future reference.
Register 20h, ERROR Output Condition and Shared Port Settings
(Address: 20h, Write and Read)
DATA
Reg Name
Default Value
Memo
B7
RSV
0
B6
ERRCON
0
B5
MCHR
0
B4
RSV
0
B3
ERRHZ
0
B2
ERRSEL
0
B1
NPCMHZ
0
B0
NPCMSEL
0
ERRCON: ERROR Output Condition Setting
0: ERROR pin output is always DIR status (default)
1: ERROR output depends on source control MOPSRC[2:0]
DIR/AUTO: Output DIR status
Except DIR: ERROR outputs high (error status).
MCHR: MPIO/Multi-Channel PCM Routing Select
0: All MPIOs are controlled by MPASEL[1:0], MPBSEL[1:0], MPCSEL[2:0] (Default)
1: All MPIOs are assigned for Multi-Channel PCM Routing I/O.
ERRHZ: ERROR/INT0 Port Output Hi-Z Control
0: Output (default)
1: Hi-Z
ERRSEL: ERROR/INT0 Port Output Source Select
0: ERROR (default)
1: INT0
NOTE: ERRSEL must be '0' when Register 26h/AERROR = 1 or Register 42h/ADFSLMT = 1, or if the
signal CLKST is used.
NPCMHZ: NPCM/INT1 Port Output Hi-Z Control
0: Output (default)
1: Hi-Z
NPCMSEL: NPCM/INT1 Port Output Source Select
0: NPCM (default)
1: INT1
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