On Thu, May 23, 2019 at 11:17 PM Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> wrote: > Your user probably doesn't have access to the rtc device file. anyway thanks related Following is the result with sudo.... ------------------------x--------------------------------------x---------------------------- $sudo ./rtctest [sudo] password for jeffrin: [==========] Running 7 tests from 2 test cases. [ RUN ] rtc.date_read rtctest.c:49:rtc.date_read:Current RTC date/time is 23/05/2019 20:49:49. [ OK ] rtc.date_read [ RUN ] rtc.uie_read [ OK ] rtc.uie_read [ RUN ] rtc.uie_select [ OK ] rtc.uie_select [ RUN ] rtc.alarm_alm_set rtctest.c:137:rtc.alarm_alm_set:Alarm time now set to 20:49:58. rtctest.c:156:rtc.alarm_alm_set:data: 1a0 [ OK ] rtc.alarm_alm_set [ RUN ] rtc.alarm_wkalm_set rtctest.c:195:rtc.alarm_wkalm_set:Alarm time now set to 23/05/2019 20:50:01. [ OK ] rtc.alarm_wkalm_set [ RUN ] rtc.alarm_alm_set_minute rtctest.c:239:rtc.alarm_alm_set_minute:Alarm time now set to 20:51:00. Alarm clock $rtctest.c:258:rtc.alarm_alm_set_minute:data: 1a0 $ ------------------------x--------------------------------------x---------------------------- -- software engineer rajagiri school of engineering and technology