DJLXT380LE.B4 Cortina Systems Inc, DJLXT380LE.B4 Datasheet - Page 45
DJLXT380LE.B4
Manufacturer Part Number
DJLXT380LE.B4
Description
Manufacturer
Cortina Systems Inc
Datasheet
1.DJLXT380LE.B4.pdf
(68 pages)
Specifications of DJLXT380LE.B4
Lead Free Status / RoHS Status
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4.4.4
Datasheet
Table 24. Analog Port Scan Register, ASR
Analog Port Scan Register, ASR
The ASR is a 5 bit shift register used to control the analog test port at pins AT1, AT2. When the
INTEST_ANALOG instruction is selected, TDI connects to the ASR input and TDO connects to
the ASR output. After 5 TCK rising edges, a 5 bit control code is loaded into the ASR. Data into
the ASR is shifted in LSB first.
Table 24
The Analog Test Port can be used to verify continuity across the coupling transformers primary
winding.
ASR Control Code
11010
11001
11000
10110
10101
10100
10011
10010
10001
10000
11110
11101
11100
11011
10111
11111
shows the 16 possible control codes and the corresponding operation on the analog port.
AT1 Forces Voltage To: AT2 Senses Voltage From:
TTIP0
TTIP1
TTIP4
TTIP5
TTIP6
RTIP7
RTIP0
RTIP1
RTIP2
RTIP3
RTIP4
RTIP5
RTIP6
RTIP7
TTIP2
TTIP3
RRING7
RRING0
RRING1
RRING2
RRING3
RRING4
RRING5
RRING6
RRING7
TRING0
TRING1
TRING2
TRING3
TRING4
TRING5
TRING6
Octal E1 G.703 Transceiver — LXT380
45
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