The counter timer is one type of survey equipment used for the timer, which is the determination of when the program is run, not only that the other timer functions are PWM, ADC, and Oscillator. The working principle of the timer by dividing the frequency (prescaler) on the clock contained in the microcontroller so that the timer can run according to the desired frequency. Timer is a function of time whose clock source comes from the internal clock. While the counter is a calculation function whose clock source comes from an external microcontroller. There are many types of timer counters based on the specifications, to get various types of timer counters that match what you want, you can get it directly through suppliers, distributors, dealers, agents, importers and all sellers in Indotrading at the lowest price with the best quality in Indonesia.