--- title: SBIR WRB (10-01-2021) tags: sbir-star robots: noindex, nofollow --- <!-- 研究主題類別: 市場調查、通訊模組、無線技術 --> Cloudway ME & ID (10-01-2021) === [toc] ## ==Cloudway 現況 by 鈞成==   ## 捷智康科技 ### ID 外觀 * 建議[工業設計風](https://www.digi.com/products/networking/infrastructure-management/serial-connectivity/device-servers/digiconnectsp),避免定錨效應,用戶直覺以類小米網藍芽關產品比價。 * 18650 鋰電池為選配,請考慮 screwless 設計,方便用戶現場安裝或更換電池。 * e.g. [Digi DC-SP-01-S](https://www.digistore.com/DC_SP_01_S_p/dc-sp-01-s.htm) * e.g. [truma iNet Box](https://magnummotorhomes.co.uk/shop/spare-parts/truma-spares/truma-inet-box/) :::warning 請 ME / ID 先參照 Digi DC-SP-01-S 與 trume iNEt Box 兩款設計。 如果仿 Digi 外觀設計,PCBA 異動有困難,請機構評估增加厚度,將電池盒置放 B 面 (A面為 PCBA),其餘不變,一般拆盒會有保固疑慮,單純更換電池,不接觸 PCBA,可降低人為損壞機率。 Layout, ME, ID 設計沒有對錯,唯單向產出後,仍須進一步溝通。 :::  ### Leds 排障用途 (加法設計哲學) * PER * ALR * BLE * LINK (or NET) ### DB9 Male Connector (@Leo) :::info 目前 Cloudway 算是 NB BLE | NB Serial 2-channel gateway * Serial Connector: DB-9M or screw terminal connectors (請就成本、料件取得難易度、機構設計,評估 ==DB-9M== vs. ==Screw terminal connector==) * ==硬體接線==: RS232 vs. RS422 vs. RS485 * RS422 配線:會有 RX+/-,TX+/- 共4條線。 * RS485 配線:會有 D+/D- 共2條線; 由於不能同時發送與接收,屬半雙工。 * RS422 可以接 RS422 & RS485。 有 TX+ TX- 專門發送,R+ R- 專門接收,所以可設定成全雙工。 * RS485 只能接 RS485,不可以接 RS422。 * e.g.  * ==通訊協定==: MODBUS ::: ### 其他 * Mechanical installation: Wall mounting (screws), DIN-Rail, Magnet-Mount? * ==External Antenna?== * ==SIM Card Slot?== --- ***見證人** ---
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