参数资料
型号: PEF2080
厂商: SIEMENS AG
英文描述: S/T Bus Interface Circuit(SBC)
中文描述: S / T的总线接口电路(SBC)的
文件页数: 41/74页
文件大小: 2620K
代理商: PEF2080
Semiconductor Group
42
Operational Description
Commands / Indications and State Diagrams in TE / LT-T
Table 5
(x) unconditional commands
Command (upstream)
Timing
Abbr.
TIM
Code
0000
Remark
Activation of all output clocks is requested
Reset
RS
0001
(x)
Send continuous zeros
SCZ
0100
Transmission of pseudo-ternary pulses at
96-kHz frequency (x)
Send single zeros
SSZ
0010
Transmission of pseudo-ternary pulses at
2-kHz frequency (x)
Activate request, set
priority 8
AR8
1000
Activation command, set D-channel priority to 8
Activate request, set
priority 10
AR10
1001
Activation command, set D-channel priority to
10
Activate request loop
ARL
1010
Activation of test loop 3 (x)
Deactivate indication
DIU
1111
IOM interface can be disabled
Indication (downstream)
Abbr.
Code
Remark
Power up
PU
0111
IOM clocking is provided
Deactivate request
DR
0000
Deactivation request by S
Wander is larger than 24
μ
s peak-to-peak
Pin CON connected to GND
Slip detected
SD
0010
Disconnected
DIS
0011
Error indication
EI
0110
(RST = 0 & ENCK = 0) in TE, or RS
Level detected
RSY
0100
Signal received, receiver not synchronous
Activate request
ARD
1000
Info 2 received
Test indication
TI
1010
Test loop 3 activated or continuous zeros
transmitted
Awake test indication
ATI
1011
Level detected during test loop
Activate indication with
priority class 8
AI 8
1100
Info 4 received, D-channel priority is 8 or 9
Activate indication with
priority class 10
AI 10
1101
Info 4 received, D-channel priority is 10 or 11
Deactivate indication
DID
1111
Clocks will be disabled, (in TE), quiescent state
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