Quectel EC25 Command Manual page 195

Write Command
AT+QDAI=<io>[,<mode>,<fsync>,<clo
ck>[,<format>[,<sample>[,<num_slot
s>,<slot_mapping>]]]]
Maximum Response Time
Reference
Quectel
Parameter
<io> 1
2
3
5
<mode> 0
1
<fsync> 0
1
<clock> Clock frequency
0
1
2
3
4
5
<format> Data format
0
1
2
<sample> 0
1
<num_slots> 1
<slot_mapping> Slot mapping value. The range is 1-16.
NOTES
1. The parameter settings will be saved to NV immediately by default and will take effect after the
module is reset.
2. 4096K clock frequency is only applicable for 16K sampling rate.
3. 128K clock frequency is not supported.
EC25&EC21_AT_Commands_Manual
OK
Response
OK
ERROR
300ms
Digital PCM output (customer defined)
Analog output (for audio codec NAU8814)
Analog output (for our default audio codec ALC5616)
Analog output (for audio codec TLV320AIC3104)
Master mode
Slave mode
Primary mode (short-synchronization)
Auxiliary mode (long-synchronization)
128K
256K
512K
1024K
2048K
4096K
16-bit linear
8-bit a-law
8-bit u-law
8K
16K
Number of slot
LTE Module Series
EC25&EC21 AT Commands Manual
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