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1. Counters are sequential circuits that cycle through a sequence of states upon receiving a clock pulse or other input signal. They are used for applications like counting events, generating timing sequences, and addressing memory.
2. There are two main types of counters: asynchronous/ripple counters where each flip-flop is triggered by the previous one, and synchronous counters where all flip-flops are triggered simultaneously by a clock. Asynchronous counters are simpler but slower while synchronous counters are faster but more complex.
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Introduction - Page 3
The Need for Hydrogen Fueling - Page 5
Pure H2 Fueling Technology - Page 7
Blend Gas Fueling: A Transition Strategy - Page 10
Performance Metrics: H2 vs. Fossil Fuels - Page 12
Cost Analysis and Economic Viability - Page 15
Innovations Driving Leadership - Page 18
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counter lesson plan
- 1. COUNTER
- 2. OBJECTIVE Define counter Type of counter Application of counter Difference between asynchronous and synchronous counter
- 3. DEFINE COUNTER A counter is a resister capable of counting the no. of clock pulses , that have arrived at its input.
- 5. ASYNCHRONOUS COUNTER Flip-flop are connected in such a way that output of first flip-flop drive the clock of the next flip flop.
- 6. TRUTH TABLE
- 7. Synchronous counter In synchronous counter the clock input of all flip flop are connected together and are triggered by input pulses.
- 8. Difference between synchronous and asynchronous counter asynchronous synchronous 1.Every flip-flop triggers by the same clock . 2.Cricuits becomes complicated as no of state increases. 3.The preparation delay is very low. 4.High cost. 5.Can be uses for high frequencies and large no . of bits. 1.Each flip- flop triggers by the previous flip-flop. 2.circuit is simple for more no. of states. 3.the preparation delay is higher . 4.Low cost. 5.Not using for very high frequency or large no. of bits
- 9. Application of counter Frequency counter Digital clock Time measurement Analog to digital converter We can design digital triangular wave Generator by using counters. Frequency divider circuits.