{"id":24091798,"url":"https://github.com/Prry/rtt-ds3231","last_synced_at":"2025-09-17T01:32:15.674Z","repository":{"id":52559625,"uuid":"243997454","full_name":"Prry/rtt-ds3231","owner":"Prry","description":"ds3231 driver for rt-thread","archived":false,"fork":false,"pushed_at":"2023-11-12T15:57:04.000Z","size":513,"stargazers_count":3,"open_issues_count":2,"forks_count":4,"subscribers_count":2,"default_branch":"master","last_synced_at":"2023-11-12T16:40:06.016Z","etag":null,"topics":["ds3231","i2c","rt-thread","rtc"],"latest_commit_sha":null,"homepage":"","language":"C","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Prry.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2020-02-29T15:56:54.000Z","updated_at":"2023-11-12T16:40:06.017Z","dependencies_parsed_at":"2022-09-06T20:11:49.194Z","dependency_job_id":null,"html_url":"https://github.com/Prry/rtt-ds3231","commit_stats":null,"previous_names":[],"tags_count":0,"template":null,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Prry%2Frtt-ds3231","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Prry%2Frtt-ds3231/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Prry%2Frtt-ds3231/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Prry%2Frtt-ds3231/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Prry","download_url":"https://codeload.github.com/Prry/rtt-ds3231/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":233312724,"owners_count":18657094,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["ds3231","i2c","rt-thread","rtc"],"created_at":"2025-01-10T07:44:43.303Z","updated_at":"2025-09-17T01:32:10.300Z","avatar_url":"https://github.com/Prry.png","language":"C","funding_links":[],"categories":["Packages"],"sub_categories":["Peripherals"],"readme":"# DS3231 驱动软件包\n\n\n\u003cbr\u003e\n\n\n## 1 介绍\n\nds3231软件包是针对RT-Thread驱动框架实现的实时时钟驱动，遵循RT-Thread RTC框架，可以从芯片内置RTC无缝切换使用外置高精度ds3231 RTC。软件包支持实时时钟和闹钟功能。\n\n\n### 1.1 目录结构\n\n| 名称     | 说明       |\n| -------- | ---------- |\n| ds3231.h  | 头文件|\n| ds3231.c  |源文件 |\n| README.md  | 软件包使用说明|\n|ds3231_datasheet.pdf| 芯片中文手册|\n|SConscript|RT-Thread默认构建脚本|\n|LICENSE|许可证文件|\n\n\n\n### 1.2 许可证\n\nds3231 软件包遵循 Apache license v2.0 许可，详见 `LICENSE` 文件。\n\n\n### 1.3 依赖\n- RT-Thread 3.0+\n- RT-Thread I2C设备驱动框架\n- RT-Thread RTC设备驱动框架\n\n\u003cbr\u003e\n\n## 2 获取 ds3231软件包\n\n使用 ds3231 package 需要在 RT-Thread 的包管理器中选择它，具体路径如下：\n\n```\nRT-Thread online packages ---\u003e\n    peripheral libraries and drivers ---\u003e\n        [*] extren rtc drivers  ---\u003e\n            [*] ds3231：External RTC drivers fo ds3231\n                 Version (latest)  ---\u003e\n```\n\n然后让 RT-Thread 的包管理器自动更新，或者使用 `pkgs --update` 命令更新包到 BSP 中。\n\n\u003cbr\u003e\n\n## 3 使用 ds3231 软件包\n\n### 3.1 初始化\n首先需初始化ds3231驱动，可以手动在初始化线程调用“rt_hw_ds3231_init()”初始化，也可以直接使用“INIT_DEVICE_EXPORT”自动初始化。\n\n\u003e 注意：如果开启了芯片内部RTC，需先禁止内部RTC\n\n\n### 3.2 使用方式\n**获取当前时间**\n\n```\ntime_t time(time_t *t)\ntime_t now;      \nnow = time(RT_NULL);\n```\n\n**设置时间**\n\n```\n #define RT_DEVICE_CTRL_RTC_SET_TIME     0x11        /**\u003c set time */\n rt_err_t rt_device_control(rt_device_t dev, int cmd, void *arg)；\n```\n\n**获取闹钟时间**\n\n```\n #define RT_DEVICE_CTRL_RTC_GET_ALARM    0x12        /**\u003c get alarm */\n rt_err_t rt_device_control(rt_device_t dev, int cmd, void *arg)；\n```\n\n**设置闹钟时间**\n\n```\n #define RT_DEVICE_CTRL_RTC_SET_ALARM    0x13      /**\u003c set alarm */\n rt_err_t rt_device_control(rt_device_t dev, int cmd, void *arg)；\n```\n\n**提供一个获取内部温度接口**\n```\nfloat ds3231_get_temperature(void)；\n```\n\n详细用法可以参考“/components/drivers/rtc.c”和“/components/drivers/alarm.c”源码。\n\n\n### 3.3 msh/finsh测试\n\n```\n/*msh获取时间*/\nmsh \u003edate\nSun Mar  1 12:01:13 2020\n........\n/*msh设置时间*/\nmsh \u003edate 2020 03 01 20 00 00 \nmsh \u003edate\nSun Mar  1 20:00:03 2020\n........\n/*finsh获取时间*/\nfinsh \u003elist_date()\nSun Mar  1 20:17:13 2020\n........\n/*finsh设置时间*/\nfinsh \u003eset_date(2020,3,2)\n        0, 0x00000000\nfinsh \u003eset_time(12,0,0)  \n        0, 0x00000000\nfinsh \u003elist_date()\nMon Mar  2 12:00:04 2020\n........\n/*msh打印温度*/\nmsh \u003elist_ds31_temp\nds3231 temperature: [29.0C]\n........\n/*finsh打印温度*/\nfinsh \u003elist_ds31_temp()\nds3231 temperature: [29.0C] \n```\n\n\n\u003cbr\u003e\n\n## 4 注意事项\n\n使用RT-Thread的RTC框架，RTC设备注册名称为“rtc”，注意需先屏蔽内置芯片RTC驱动。\n\n\u003cbr\u003e\n\n## 5 联系方式\n\n- 维护：[Acuity](https://github.com/Prry)\n- 主页：\u003chttps://github.com/Prry/rtt-ds3231\u003e       \n\n\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FPrry%2Frtt-ds3231","html_url":"https://awesome.ecosyste.ms/projects/github.com%2FPrry%2Frtt-ds3231","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FPrry%2Frtt-ds3231/lists"}