/* * 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 #include #include #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 */