In the timer mode selection, 0: 32-bit free count 1: 16-bit reload count What is the difference between these two modes?

深圳小花

In the timer mode selection, 0: 32-bit free count 1: 16-bit reload count What is the difference between these two modes? [Copy link]

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Timer mode selection 0: 32-bit free counting 1: 16-bit reload counting

What is the difference between free counting and overload counting modes?

freebsder

When the free train arrives at the station, the train will stop running. When the heavy train arrives at the station, the train will go back and run again.

maychang

The question about free counting and reload counting seems to have been asked by the original poster when he was asking about the 51 single-chip microcomputer.

Free counting means that when the count reaches the final value, an interrupt is generated and a carry is performed. Reloading means that when the count reaches the final value, an interrupt is generated and the initial value is reloaded.

深圳小花

maychang posted on 2021-8-31 16:41 The question of free count and reload count seems to have been asked by the OP when he was asking about 51 MCU. Free count means that when the count reaches the final value, an interrupt is generated and...

Thank you very much. What does carry mean in [free counting means interruption and carry is ] ?