Function rtc_sample

bsp/hc32/tests/test_rtc.c:76–263

#endif /* RT_USING_ALARM */

static int rtc_sample(int argc, char *argv[])
{
    rt_uint8_t idx;
    rt_uint16_t temp1, temp2, temp3;
    time_t now;
#if defined(RT_USING_ALARM)
    struct tm p_tm;
#endif

    if (argc < 2)
    {
        rt_kprintf("unkown rtc command, rtc [usage] as the following: \n");
        rt_kprintf("\'0\': find and open rtc \n");
        rt_kprintf("\'1 xx:xx:xx\': set time with \n");
        rt_kprintf("\'2 xxxx-xx-xx\': set date with \n");
        rt_kprintf("\'3\': get time and date \n");
#if defined(RT_USING_ALARM)
        rt_kprintf("\'4\': set current time + 10s as alarm \n");
        rt_kprintf("\'5\': start alarm \n");
        rt_kprintf("\'6\': stop alarm \n");
        rt_kprintf("cmd-7 based on cmd-4\n");
        rt_kprintf("\'7\' o: oneshot,\n\'7\' s: second,\n\'7\' m: minute \n");
        rt_kprintf("\'8\': dump all alarm \n");
        rt_kprintf("\'9\': delete all alarm \n");
#endif /* RT_USING_ALARM */
        return -RT_ERROR;
    }

    idx = *(argv[1]) - '0';
    switch (idx)
    {
    case CMD_OPEN_RTC:
        /* find and open device with standard interface */
        rtc_dev = rt_device_find(SAMPLE_RTC_NAME);
        if (!rtc_dev)
        {
            rt_kprintf("find %s failed\n", SAMPLE_RTC_NAME);
            return -RT_ERROR;
        }
        if (RT_EOK != rt_device_open(rtc_dev, RT_NULL))
        {
            rt_kprintf("failed to open %s\n", SAMPLE_RTC_NAME);
            return -RT_ERROR;
        }
        rt_kprintf("rtc opened\n");
        break;
    case CMD_SET_TIME:
        /* set time with xx:xx:xx format characters */
        if (argc < 3)
        {
            rt_kprintf("unsurpported command\n");
            return -RT_ERROR;
        }
        temp1 = ((argv[2][0] - '0') * 10) + \
                (argv[2][1] - '0');
        temp2 = ((argv[2][3] - '0') * 10) + \
                (argv[2][4] - '0');
        temp3 = ((argv[2][6] - '0') * 10) + \