From e77d47e35c84e2942f689fd2a810bda0b7dce625 Mon Sep 17 00:00:00 2001 From: Christoph Honal Date: Wed, 25 May 2022 15:00:19 +0200 Subject: [PATCH] LFCLK: Add compatibility to wasp-os reloader-factory --- src/main.cpp | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/src/main.cpp b/src/main.cpp index 98d8cafb..109971bc 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -312,10 +312,15 @@ int main(void) { nrf_drv_clock_init(); nrf_drv_clock_lfclk_request(NULL); -// The RC source for the LF clock has to be calibrated -#if (CLOCK_CONFIG_LF_SRC == NRF_CLOCK_LFCLK_RC) + // When loading the firmware via the Wasp-OS reloader-factory, which uses the used internal LF RC oscillator, + // the LF clock has to be explicitly restarted because InfiniTime uses the external crystal oscillator if available. + // If the clock is not restarted, the Bluetooth timers fail to initialize. + nrfx_clock_lfclk_start(); while (!nrf_clock_lf_is_running()) { } + +// The RC source for the LF clock has to be calibrated +#if (CLOCK_CONFIG_LF_SRC == NRF_CLOCK_LFCLK_RC) nrf_drv_clock_calibration_start(0, calibrate_lf_clock_rc); #endif