21:33:18.073 B10B3D3 ram1: waiting for fastboot <EMMC_SERIAL> (power off >= 90 s, then RESET held + battery -> USB)
21:34:24.699 fastboot present
Sending 'boot.img' (24998 KB)                      OKAY [  0.790s]
Booting                                            OKAY [  0.537s]
Finished. Total time: 1.387s
rc=0
21:34:36.108 NCM ping ok
21:34:36.112 RTC at boot 6 s -> class A
