The SEND_FREQ/RCV_FREQ panel pair are part of the CODEC_TEST2 system configuration. They utilize instances of IN_ANY and OUT_ANY for input and output of transmitted data, respectively. This data is of the directly derived data type FREQ.

In the example shown below, two values of this data ( 5.0 and 1.0 respectively) have been transmitted with an ASN.1 tag of CD hexadecimal.