Specifications

AN93
Rev. 0.8 65
U2E 0x002E BMTT Busy cadence minimum total time in seconds multiplied by 7200. 0x0870
U2F 0x002F BDLT Busy cadence delta in seconds multiplied by 7200. 0x25F8
U30 0x0030 BMOT Busy cadence minimum on time in seconds multiplied by 7200. 0x0438
U31 0x0031 RMTT Ringback cadence minimum total time in seconds multiplied by
7200.
0x4650
U32 0x0032 RDLT Ringback cadence delta in seconds multiplied by 7200. 0xEF10
U33 0x0033 RMOT Ringback cadence minimum on time in seconds multiplied by 7200. 0x1200
U34 0x0034 DTWD Window to look for dialtone in seconds multiplied by 1000. 0x1B58
U35 0x0035 DMOT Minimum dialtone on time in seconds multiplied by 7200. 0x2D00
U37 0x0037 PD0 Number of pulses to dial 0. 0x000A
U38 0x0038 PD1 Number of pulses to dial 1. 0x0001
U39 0x0039 PD2 Number of pulses to dial 2. 0x0002
U3A 0x003A PD3 Number of pulses to dial 3. 0x0003
U3B 0x003B PD4 Number of pulses to dial 4. 0x0004
U3C 0x003C PD5 Number of pulses to dial 5. 0x0005
U3D 0x003D PD6 Number of pulses to dial 6. 0x0006
U3E 0x003E PD7 Number of pulses to dial 7. 0x0007
U3F 0x003F PD8 Number of pulses to dial 8. 0x0008
U40 0x0040 PD9 Number of pulses to dial 9. 0x0009
U42 0x0042 PDBT Pulse dial break time (ms units). 0x003D
U43 0x0043 PDMT Pulse dial make time (ms units). 0x0027
U45 0x0045 PDIT Pulse dial interdigit time (ms units). 0x0320
U46 0x0046 DTPL DTMF power level. 0x09B0
U47 0x0047 DTNT DTMF on time (ms units). 0x0064
U48 0x0048 DTFT DTMF off time (ms units). 0x0064
U49 0x0049 RGFH Ring frequency high (2400/maximum valid ring frequency in Hz). 0x0022
U4A 0x004A RGFD Ring frequency delta = (2400/minimum valid ring frequency in Hz) –
(2400/maximum valid ring frequency in Hz)
0x007A
U4B 0x004B RGMN Ring cadence minimum ON time in seconds multiplied by 2400. 0x0258
U4C 0x004C RGNX Ring cadence maximum total time in seconds multiplied by 2400. 0x6720
U4D 0x004D MOD1 This is a bit mapped register. 0x0000
U4E 0x004E PRDD Pre-dial delay-time—(ms units). 0x0000
Table 33. U-Register Descriptions (Continued)
Register Address
(Hex)
Name Description Default
Value