
Si5040
62 Rev. 1.3
Reset settings = 0000 0000
Register 29. RxtpSel
Bit D7 D6D5D4 D3 D2 D1 D0
Name tpChkInvert tpChkSel[2:0] tpGenInvert tpGenSel[2:0]
Type R/W R/W R/W R/W
Bit Name Function
7 tpChkInvert Test Pattern Checker Data Invert.
0 = Normal operation.
1 = Invert data applied to test pattern checker.
6:4 tpChkSel[2:0] Test Pattern Checker Mode Select.
000 = Pattern checker disabled.
001 = Check for PRBS7 pattern.
010 = Check for PRBS31 pattern.
011 = Check for 64 bit user defined pattern.
3 tpGenInvert Test Pattern Generator Data Invert.
0 = Normal operation.
1 = Invert generated pattern.
2:0 tpGenSel[2:0] Test Pattern Generator Mode Select.
000 = Pattern generator disabled.
001 = Generate PRBS7 pattern.
010 = Generate PRBS31 pattern.
011 = Generate 64 bit user defined pattern.
Notes:
1. Users cannot switch from generating PRBS31 to PRBS7 directly. tpGenSel should be set to
000 (pattern generator disabled) before switching to PRBS7. Note that this only applies to
switching from PRBS31 to PRBS7.
2. The PRBS31pattern is inverted as per Section 5.8 of O.150.
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