Specifications

AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 211 Ver. 1.00 – 10/29/2008
4.3.2. $UFIR Configure Uplink FIR Coefficients
(continued)
Notes Only 31 coefficients are required for the hw
but programs being used to generate the
coefficients output 32. The less
modifications needed to the output the
better.
These coefficients are 2.14 fixed point
values input in hexadecimal.
Examples
AT$UFIR =4000,0,0,…,0,0 4000 followed by all zeros is unity (pass
through mode).