https://devzone.nordicsemi.com/f/nordic-q-a/117096/nrfxlib-2-8-0-howto-set-timer-frequencybefore I could use: static const nrfx_timer_config_t timer_config = { . frequency = NRF_TIMER_FREQ_1MHz , . mode = NRF_TIMER_MODE_TIMER , . bit_width = NRF_TIMER_BIT_WIDTH_16 , . interrupt_priority = NRFX_TIMER_DEFAULT_CONFIG_IRQ_PRIORITYen-USTelligent Community 13Sun, 08 Dec 2024 19:09:17 GMThttps://devzone.nordicsemi.com/thread/513931?ContentTypeID=1Sun, 08 Dec 2024 19:09:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4a82b9c4-dbeb-4e39-ae23-63f1cbb263ceSusheel Nuguru<p>You can use the macro <a href="https://docs.nordicsemi.com/bundle/nrfx_3.8.0/page/nrfx_api/common.html#c.NRFX_MHZ_TO_HZ">NRFX_MHZ_TO_HZ</a>(1UL) instead.&nbsp;</p><div style="clear:both;"></div>