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A system for decoding frequency modulated signals includes a glue logic module, a key matrix, and a driver coupled to the key matrix. The glue logic module provides a pre-scaled frequency signal, while the key matrix receives the pre-scaled frequency signal. The driver decodes the pre-scaled frequen

A system for decoding frequency modulated signals includes a glue logic module, a key matrix, and a driver coupled to the key matrix. The glue logic module provides a pre-scaled frequency signal, while the key matrix receives the pre-scaled frequency signal. The driver decodes the pre-scaled frequency signal to generate at least one event update corresponding to a frequency of the pre-scaled frequency signal.

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1. A system comprising: a glue logic module to provide a pre-scaled frequency signal;a key matrix configured to receive the pre-scaled frequency signal;a driver coupled to the key matrix, wherein the driver is configured to decode the pre-scaled frequency signal to generate at least one event update

1. A system comprising: a glue logic module to provide a pre-scaled frequency signal;a key matrix configured to receive the pre-scaled frequency signal;a driver coupled to the key matrix, wherein the driver is configured to decode the pre-scaled frequency signal to generate at least one event update corresponding to a frequency of the pre-scaled frequency signal; anda frequency modulated signal source to generate at least one frequency modulated signal based on a measurement parameter, wherein the frequency modulated signal source is selected from a group of a liquid level sensors, air mass sensors, and paddle flow sensors,wherein the glue logic module comprises a counter to convert the frequency modulated signal into the pre-scaled frequency signal, andwherein the counter is selected based on a scanning period of the driver and a maximum frequency of the frequency modulated signal. 2. The system as claimed in claim 1, wherein the key matrix is configured to transfer the pre-scaled frequency signal to the driver through a key input. 3. The system as claimed in claim 1, wherein the glue logic module comprises a logic controlled switch configured to actuate based on the pre-scaled frequency signal. 4. The system as claimed in claim 3, wherein the logic controlled switch comprises a transistor having a collector terminal coupled to a segment output of the driver, a base terminal coupled to the pre-scaled frequency signal, and an emitter terminal coupled to a key input. 5. The system as claimed in claim 1 further comprising a microcontroller coupled to the driver, wherein the driver sends an interrupt signal to the microcontroller to indicate generation of the event update. 6. The system as claimed in claim 5, wherein the microcontroller is configured to facilitate a pre-determined action based on the interrupt signal. 7. The system as claimed in claim 5 further comprising a display unit coupled to the driver, wherein the microcontroller facilitates display of a frequency of a frequency modulated signal onto the display unit through the driver. 8. The system as claimed in claim 1, wherein the driver comprises a storage element to store the event update. 9. A method comprising: deriving a pre-scaled frequency signal from a frequency modulated signal, wherein the frequency modulated signal is indicative of a measurement parameter;providing the pre-scaled frequency signal to a key matrix through a logic controlled switch;scanning the key matrix to decode the pre-scaled frequency signal;sourcing the frequency modulated signal selected from a group of a liquid level sensors, air mass sensors, and paddle flow sensors; andproviding a counter to convert the frequency modulated signal into the pre-scaled frequency signal, wherein the counter is selected based on a scanning period of the driver and a maximum frequency of the frequency modulated signal. 10. The method as claimed in claim 9, wherein the scanning comprises updating a storage element based on the scanning. 11. The method as claimed in claim 10 further comprising sending an interrupt signal to a microcontroller based on the updating of the storage element. 12. The method as claimed in claim 9, wherein the scanning comprises generating an event update corresponding to each pulse in the frequency modulated signal based on a current between a segment output and a key input. 13. The method as claimed in claim 9, wherein the scanning comprises incrementing a counter based on a number of event updates received in a pre-determined time interval, and wherein the number of the event updates is indicative of the measurement parameter. 14. The method as claimed in claim 9, wherein the scanning comprises providing a value of the measurement parameter on a display unit through the driver. 15. The method as claimed in claim 9, wherein the scanning comprises initiating an action based on the measurement parameter. 16. A system comprising: a glue logic module to provide a pre-scaled frequency signal;a key matrix configured to receive the pre-scaled frequency signal;a driver coupled to the key matrix, wherein the driver is configured to decode the pre-scaled frequency signal to generate at least one event update corresponding to a frequency of the pre-scaled frequency signal; anda frequency modulated signal source to generate at least one frequency modulated signal based on a measurement parameter,wherein the glue logic module comprises a counter to convert the frequency modulated signal into the pre-scaled frequency signal, and wherein the counter is selected based on a scanning period of the driver and a maximum frequency of the frequency modulated signal. 17. A system comprising: a glue logic module to provide a pre-scaled frequency signal;a key matrix configured to receive the pre-scaled frequency signal; anda driver coupled to the key matrix, wherein the driver is configured to decode the pre-scaled frequency signal to generate at least one event update corresponding to a frequency of the pre-scaled frequency signal; anda frequency modulated signal source to generate at least one frequency modulated signal based on a measurement parameter,wherein the glue logic module comprises a logic controlled switch configured to actuate based on the pre-scaled frequency signal, and wherein the logic controlled switch comprises a transistor having a collector terminal coupled to a segment output of the driver, a base terminal coupled to the pre-scaled frequency signal, and an emitter terminal coupled to a key input, and wherein the glue logic module further comprises a counter that is selected based on a scanning period of the driver and a maximum frequency of the frequency modulated signal.