frequency measurement help

i want to measure frequency up to 9999Hz already connected all component based on icm7217a cheep as per data sheet but not able to to read correctly.

if i use time base generated from 555 there is error in reading when time changes. due to RC combination.

with same design from intersil icm7207a not available in my region ( india Mh pune)

now dose some one know how to generate store and reset pulses for the same

i already have 1sec clock need store and reset configuration cc-kt.