參數(shù)資料
型號: PCM9211PT
廠商: TEXAS INSTRUMENTS INC
元件分類: 網(wǎng)絡(luò)接口
英文描述: DATACOM, TOKEN RING TRANSCEIVER, PQFP48
封裝: GREEN, PLASTIC, LQFP-48
文件頁數(shù): 82/121頁
文件大小: 1219K
代理商: PCM9211PT
www.ti.com
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
B7
B6
B5
B4
B3
B2
B1
B0
Reg Name
RSV
ERRCON
MCHR
RSV
ERRHZ
ERRSEL
NPCMHZ
NPCMSEL
Default Value
0
Memo
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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Copyright 2010, Texas Instruments Incorporated
63
Product Folder Link(s): PCM9211
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