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/*
* Copyright (c) 2022-2024, Xiaohua Semiconductor Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024-12-30 CDT first version
*/
/*
* 程序清单：这是 RTC 设备使用例程和 Alarm 使用示例。
* 例程导出了 rtc_sample 命令到控制终端。
* 命令调用格式：rtc_sample x
* 命令解释：命令第二个参数是要使用的功能对应的编号，
* RTC 基本功能对应的编号为 0~3，Alarm 功能对应的编号为 4~9
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <board.h>
#include "rtconfig.h"
#include "rtdef.h"
// #include "alarm.h"
#if defined(BSP_USING_RTC)
/* macros define */
#define SAMPLE_RTC_NAME "rtc"
/* variables define */
static rt_device_t rtc_dev;
#if defined(RT_USING_ALARM)
extern void rt_alarm_dump(void);
static rt_uint16_t callback_counter, alarm_idx = 0;
static struct rt_alarm *ptr_alarm = RT_NULL;
static struct rt_alarm_setup alarm_setup;
#endif /* RT_USING_ALARM */
/* command type */
enum RTC_CMD
{
CMD_OPEN_RTC = 0x00,
CMD_SET_TIME = 0x01,
CMD_SET_DATE = 0x02,
CMD_GET_DATE_TIME,
#if defined(RT_USING_ALARM)
CMD_SET_ALARM,
CMD_SET_START_ALARM,
CMD_STOP_ALARM,
CMD_CTRL_ALARM,
CMD_DUMP_ALARM,
CMD_DEL_ALARM,
};
void alarm_callback_fun(rt_alarm_t alarm, time_t timestamp)
{
rt_kprintf("\nuser alarm %d callback function.\n", alarm_idx);
if ((0 == (--callback_counter)) && (alarm_idx))
{
rt_kprintf("stop alarm %d \n", alarm_idx);
if (RT_EOK != rt_alarm_stop(alarm))
{
rt_kprintf("failed to stop alarm\n");
}
/* enter callback 2 times */
callback_counter = 2;
--alarm_idx;
}
}
#else
};
#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) + \
(argv[2][7] - '0');
if (RT_EOK != set_time(temp1, temp2, temp3))
{
rt_kprintf("set RTC time failed\n");
return -RT_ERROR;
}
rt_kprintf("\nset RTC time as %2d:%2d:%2d\n", temp1, temp2, temp3);
break;
case CMD_SET_DATE:
/* set data xxxx-xx-xx format characters */
temp1 = ((argv[2][0] - '0') * 1000) + \
((argv[2][1] - '0') * 100) + \
((argv[2][2] - '0') * 10) + \
(argv[2][3] - '0');
temp2 = ((argv[2][5] - '0') * 10) + \
(argv[2][6] - '0');
temp3 = ((argv[2][8] - '0') * 10) + \
(argv[2][9] - '0');
if (RT_EOK != set_date(temp1, temp2, temp3))
{
rt_kprintf("failed to set date for %s\n", SAMPLE_RTC_NAME);
return -RT_ERROR;
}
rt_kprintf("\nset RTC date as %4d-%2d-%2d\n", temp1, temp2, temp3);
break;
case CMD_GET_DATE_TIME:
/* get current time and print it */
now = time(NULL);
rt_kprintf("GMT time is: %s\n", ctime(&now));
break;
#if defined(RT_USING_ALARM)
case CMD_SET_ALARM:
/* get current time (uint: second) from 1970-01-01 */
now = time(NULL);
rt_kprintf("GMT time is: \n%s\n", ctime(&now));
now += 60;
gmtime_r(&now, &p_tm);
// localtime_r(&now, &p_tm);
alarm_setup.flag = RT_ALARM_MINUTE;
alarm_setup.wktime.tm_year = p_tm.tm_year;
alarm_setup.wktime.tm_mon = p_tm.tm_mon;
alarm_setup.wktime.tm_mday = p_tm.tm_mday;
alarm_setup.wktime.tm_yday = p_tm.tm_yday;
alarm_setup.wktime.tm_wday = p_tm.tm_wday;
alarm_setup.wktime.tm_hour = p_tm.tm_hour;
alarm_setup.wktime.tm_min = p_tm.tm_min;
alarm_setup.wktime.tm_sec = p_tm.tm_sec;
alarm_setup.wktime.tm_isdst = -1;
rt_kprintf("UTC alarm Time: \n%d-%02d-%02d %02d:%02d:%02d\n\n",
p_tm.tm_year + 1900,
p_tm.tm_mon + 1,
p_tm.tm_mday,
p_tm.tm_hour,
p_tm.tm_min,
p_tm.tm_sec);
ptr_alarm = rt_alarm_create(alarm_callback_fun, &alarm_setup);
if (RT_NULL == ptr_alarm)
{
rt_kprintf("failed to create rtc alarm\n");
return -RT_ERROR;
}
callback_counter = 2;
++alarm_idx;
rt_alarm_dump();
break;
case CMD_SET_START_ALARM:
if (RT_EOK != rt_alarm_start(ptr_alarm))
{
rt_kprintf("failed to start rtc alarm\n");
return -RT_ERROR;
}
rt_kprintf("rtc alarm started\n");
break;
case CMD_STOP_ALARM:
if (RT_EOK != rt_alarm_stop(ptr_alarm))
{
rt_kprintf("failed to stop rtc alarm\n");
return -RT_ERROR;
}
rt_kprintf("rtc alarm stopped\n");
break;
case CMD_CTRL_ALARM:
if (argc < 3)
{
rt_kprintf("unkown para to control rtc alarm\n");
return -RT_ERROR;
}
switch (argv[2][0])
{
case 's':
alarm_setup.flag = RT_ALARM_SECOND;
break;
case 'm':
alarm_setup.flag = RT_ALARM_MINUTE;
break;
case 'o':
default:
alarm_setup.flag = RT_ALARM_ONESHOT;
break;
}
if (RT_EOK != rt_alarm_control(ptr_alarm, RT_ALARM_CTRL_MODIFY, &alarm_setup))
{
rt_kprintf("failed to control rtc alarm\n");
}
rt_alarm_dump();
break;
case CMD_DUMP_ALARM:
rt_alarm_dump();
break;
case CMD_DEL_ALARM:
if (RT_EOK != rt_alarm_delete(ptr_alarm))
{
rt_kprintf("failed to delete alarm\n");
}
alarm_idx = 0;
rt_kprintf("alarm deleted\n");
break;
#endif /* RT_USING_ALARM */
default:
if (RT_EOK != rt_device_close(rtc_dev))
{
rt_kprintf("failed to close RTC\n");
return -RT_ERROR;
}
rt_kprintf("unkown rtc command, rtc closed \n");
break;
}
/* fetch and print current time and date each second until next year */
return RT_EOK;
}
MSH_CMD_EXPORT(rtc_sample, rtc option);
#endif /* BSP_USING_RTC */
/*
EOF
*/
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