參數(shù)資料
型號: PSB21911
廠商: SIEMENS A G
元件分類: 數(shù)字傳輸電路
英文描述: ISDN Echocancellation Circuit for Terminal Applications IEC-Q TE
中文描述: DATACOM, ISDN ECHO CANCELLER
文件頁數(shù): 99/164頁
文件大?。?/td> 1401K
代理商: PSB21911
PSB 21911
PSF 21911
Monitor Channel Programming
Semiconductor Group
99
11.97
Example: Monitor Channel Transmission and Reception
Basic Configuration, IOM-2 Clocks must be active
w
w
w
STCR =
SWST =
ADF2 =
0x15
0x06
0x48
// TE Mode, EOC Auto Mode
// Access to C/I and Monitor channel
// Monitor access to U-transceiver
Transmission
r
w
w
r
r
w
r
r
MOSR =
MOX
MOCR =
ISTA =
MOSR =
MOXR =
ISTA =
MOSR =
0x00
0x80
0x30
0x01
0x28
0x00
0x01
0x28
// Transmission inactive (MAC = 0)
// Mon-8 Command
// Transmit Command
// Monitor MDA Interrupt
// Ackn. Indication
// Access to Register 0
// Monitor MDA Interrupt
// Ackn. Indication
=
Reception
w
r
r
r
w
r
r
r
r
r
w
MOCR =
ISTA =
MOSR =
MOR
MOCR =
ISTA =
MOSR =
MOR
ISTA =
MOSR =
MOCR =
0x80
0x08
0x80
0x80
0xC0
0x08
0x80
0x03
0x08
0x40
0x80
// Enable Receive of Monitor Message
// Monitor MDR Interrupt
// Data Received
// Value read Monitor 8 Command Ind.
// Acknowledge Reading
// Monitor MDR Interrupt
// Data Received
// Data from Register 0 (Identification)
// Monitor MDR Interrupt
// EOM received
// Enable Interrupts.
=
=
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