mirror of
https://github.com/Ai-Thinker-Open/Ai-Thinker-Open_RTL8710BX_ALIOS_SDK.git
synced 2025-02-06 04:15:24 +00:00
66 lines
1.5 KiB
Markdown
66 lines
1.5 KiB
Markdown
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## Contents
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```sh
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OTA
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├── hal
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├── ota_service.c
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├── src
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│ ├── 2nd_boot
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│ ├── device
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│ ├── download
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│ ├── transport
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│ └── verify
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└── aos.mk
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```
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## Introduction
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An over-the-air update is the wireless delivery of new software or data to smart devices, especially IoT devices. Wireless carriers and OEMs typically use over-the-air (OTA) updates to deploy the new operating systems and the software app to these devices.
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## Features
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1. Differential incremental upgrade;
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2. Dual banker:AB partition upgrade to support rollback to old version;
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3. Secure download channel;
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4. Firmware digital signature verification.
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5. footprint: ROM-->12K~18K RAM: 3K~8K
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## Dependencies
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Linkkit MQTT channel
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Linkkit CoAP channel
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## API
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User service APIs:
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```c
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/*OTA export service APIs*/
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int ota_service_init(ota_service_t* ctx);
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int ota_service_deinit(ota_service_t* ctx);
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```
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for sample code please check [otaapp](../../../app/example/otaapp/).
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## RTOS build
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```sh
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cd ROOT DIR;
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aos make otaapp@board;
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```
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## run CLI CMDs
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1. connect network
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```
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netmgr connect ssid passwd
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```
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2. run ota demo
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```
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OTA_APP pk dn ds ps
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```
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## Reference
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* [AliOS-Things OTA使用说明](https://github.com/alibaba/AliOS-Things/wiki/OTA-Tutorial)
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* [OTA flash分区说明文档](https://github.com/alibaba/AliOS-Things/wiki/OTA-Flash-Partitions-Overview)
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* [云端一体化差分+安全升级，AliOS Things物联网升级“利器”](https://mp.weixin.qq.com/s/Pb8Lleuww1r7qQJHu5ON8g)
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