Procom DVS-21 - 7.9 DSS1

User Guide
DVS-21
02/2018 • V.1.0 • L. Wolle
44/131
© 2017 ProCom
®
Professional Communication & Service GmbH • Technical changes reserved.
7.9 DSS1
Digital memory for storing audio recordings and detection of frequencies
Note! Pay attention to the fixed audio channels list!
Operation mode Speech storage
The storage capacity is 60 seconds permanently in the flash and 60 seconds temporarily in RAM. Each
area can be used separately in 8 segments. In segmented application, approximately 7.5 seconds per
segment are available.
Record permanently stored:
 Recording is done with the tool Speech storage (Menu Tools - Speech storage)
 Playback is done manually by using control lines.
Temporary record during runtime
 Recording and playback is done manually by using control lines. (Save to RAM)
Note! For recordings, disable the Flash write protect option!
Line function:
Port 1 - 4: (all ports accessing the same memory area)
Line 1
M -> CPU
Busy Line
Line 1,2,3
CPU -> M
message number/block number (1-8)
Line 4
CPU -> M
RAM (0), Flash (1)
Line 5
CPU -> M
Playback
Line 6
CPU -> M
Recording
Line 4+6
CPU -> M
Copy RAM to Flash
Line 9
CPU -> M
audio channel 26 (µLaw)
Line 10
CPU -> M
level indicator for PCM bus audio channel 26 (aLaw)