參數(shù)資料
型號: TLFD600
廠商: Texas Instruments, Inc.
英文描述: GT 4C 2#8 2#16 PIN RECP WALL
中文描述: 寬帶編解碼器帶有集成線路驅(qū)動器和接收
文件頁數(shù): 29/36頁
文件大?。?/td> 502K
代理商: TLFD600
TLFD600
ADSL CODEC WITH INTEGRATED LINE DRIVER AND RECEIVER
SLAS280B
MAY 2000
REVISED NOVEMBER 2000
29
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PROGRAMMING INFORMATION
Table 12. Mode Selection Table
INPUTS
OUTPUT
RESULTANT
MODE
MODESEL PIN
(PIN 10)
TOGMOD BIT
(FMR[0])
COMMENTS
0
0
Full rate
RX analog and digital LPF at 1104 kHz
0
1
G.lite
RX analog and digital LPF at 552 kHz
1
0
G.lite
RX analog and digital LPF at 552 kHz
1
1
Full rate
RX analog and digital LPF at 1104 kHz
AUXGPRC
auxiliary amplifier and GPR direction control register
Address: 01011b
Contents at reset: 00001100b
D7
D6
D5
D4
D3
D2
D1
D0
Reserved
Reserved
Reserved
Reserved
GPIOC[1]
GPIOC[0]
AMP1EN
AMP2EN
Table 13. AUXGPRC Control Table
BIT NAME
D7
D6
D5
D4
D3
D2
D1
D0
DESCRIPTION
Reserved
1
Reserved bit
Reserved
1
Reserved bit
Reserved
1
Reserved bit
Reserved
1
Reserved bit
GPIOC[1]
0
Configure pin GPIO1 as output
GPIOC[1]
1
Configure pin GPIO1 as input
GPIOC[0]
0
Configure pin GPIO0 as output
GPIOC[0]
1
Configure pin GPIO0 as input
AMP1EN
0
Enable on-chip auxiliary amplifier 1
AMP2EN
0
Enable on-chip auxiliary amplifier 2
NCO_DEF
numerically controlled oscillator default value register
Address: 01100b
Contents at reset: 01000000b (64 decimal)
D7
D6
D5
D4
D3
D2
D1
D0
Reserved
NOTE 9: NCO_DEF register should never be written to. It always holds the default value of 64.
NCODEF[6]
NCODEF[5]
NCODEF[4]
NCODEF[3]
NCODEF[2]
NCODEF[1]
NCODEF[0]
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