Sleep mode is a valuable feature in microcontrollers. With growing demand in portable embedded devices power management is an absolute necessary. To cater this power saving necessity microcontrollers are equipped with sleep mode functionality. This allows the programmer to disable…
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Interrupts are one of the most used feature in a microcontroller. Interrupts are events that needs immediate attention by the processor/ controller. When an interrupt occurs controller will pause executing the code in its program memory and execute the code…
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Comparators in electronics are used to compare two input analog signals and output a digital output based on it. Popularly we use dedicated comparator chips for this purpose, however with ATtiny85 we have in built analog comparator which can perform…
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Following the series of ATtiny85 tutorials this article explains how to configure ADC in an ATtiny85 microcontroller. Analog to digital converter aka ADC is quite an important feature in microcontrollers where it will translate the Analog signals to digital data….
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Pulse width modulation aka PWM is a popular digital modulation mostly used in controlling motors, lights, power supplies, heating devices etc. ATtiny85 has in built feature to generate PWM signal of variable frequency and duty cycle. This PWM generation by…
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Compare match is a feature that is associated with timers and counters. This feature is available in most of the modern microcontrollers. It works by continuously comparing a particular value against the incrementing value in the actual timer register. When…
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Counters are essential peripheral in microcontrollers since it is used to count external events or internal / external clock pulses. Counters store the number of such events / pulses in registers for retrieval and processing. In ATtiny85 microcontroller, the counter…
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