Agilent Technologies E4438C Manuel d'instructions télécharger pdf (Page 178)

Downloading and Using Files

User File Data Downloads

Chapter 4172

For this protocol configuration, the signal generator’s firmware loads PRAM with the bits

defined in the following table.

Event 1 output is set to 0 or 1 depending on the sync out selection, which enables the Event 1

output at either the beginning of the frame, beginning of a specific timeslot, or at all timeslots.

Frame Timeslot PRAM

Address

Data Bits Burst Bits Pattern

Reset Bit

1 0 0 -155 0/1 (don’t care) 0 (off) 0 (off)

1 1 (on) 156 - 311 set by GSM standard (42 bits)

& first 114 bits of user file

1 (on) 0

1 2 312 - 467 0/1 (don’t care) 0 0

1 3 468 - 624 0/1 (don’t care) 0 0

1 4 625 - 780 0/1 (don’t care) 0 0

1 5 781 - 936 0/1 (don’t care) 0 0

1 6 937 - 1092 0/1 (don’t care) 0 0

1 7 1093 - 1249 0/1 (don’t care) 0 0

2 0 1250 - 1405 0/1 (don’t care) 0 0

2 1 (on) 1406 - 1561 set by GSM standard (42 bits)

& remaining bits of user file

1 (on) 0

2 2 through

1562 - 2342 0/1 (don’t care) 0 0 (off)

2 7 2343 - 2499 0/1 (don’t care) 0 0

(1 in

address

2499 only)

1 2 ... 173 174 175 176 177 178 179 180 181 182 183 ... 207 208

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Agilent Technologies E4438C Manuel d'instructions Page 178