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小米 Mi Watch 拆解

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  • On the motherboard we discover some interesting silicon:

  • Kingston 8GB LPDDR3 with Qualcomm MSM8909W layered underneath—also known as Snapdragon Wear 3100 with 32-bit, quad-core ARM Cortex A7 CPU and Adreno 304 GPU

  • Qualcomm QCC1110 co-processor

  • Qualcomm PMW3100 power management sub-system

  • Vanchip VC7643-26 Cellular Front-End Module

  • Goodix TFA9897 Class D audio amplifier

  • Qualcomm WCN3620 wireless connectivity chip

  • NXP Semiconductor PN80T NFC Controller w/ Secure Element

我们在主板上发现了一些有趣的芯片:

Kingston 8GB LPDDR3 和 Qualcomm MSM8909W 躺在下面,也就是 Snapdragon Wear 3100(32-bit),四核 ARM Cortex A7 CPU 和 Adreno 304 GPU

Qualcomm QCC1110 协处理器

Qualcomm PMW3100 电源管理子系统

Vanchip VC7643 IC

T9897 音频 IC

Qualcomm WCN3620 无线连接性芯片

NXP 80T23 SE 和 NFC IC

[* black] On the motherboard we discover some interesting silicon:
[* red] Kingston 8GB LPDDR3 with Qualcomm MSM8909W [https://d3nevzfk7ii3be.cloudfront.net/igi/qH13SPsJNyYBWNUS.full|layered underneath|new_window=true]—also known as Snapdragon Wear 3100 with 32-bit, quad-core ARM Cortex A7 CPU and Adreno 304 GPU
[* orange] Qualcomm QCC1110 co-processor
[* yellow] Qualcomm PMW3100 power management sub-system
- [* green] Vanchip VC7643 IC
- [* light_blue] T9897 music audio IC
+ [* green] Vanchip [link|http://www.vanchip.com/en/productlist/28|VC7643-26|new_window=true] Cellular Front-End Module
+ [* light_blue] Goodix [https://product.goodix.com/en/product/tfa9897|TFA9897|new_window=true] Class D audio amplifier
[* blue] Qualcomm WCN3620 wireless connectivity chip
- [* violet] NXP 80T23 SE and NFC IC
+ [* violet] NXP Semiconductor [link|https://media.nxp.com/news-releases/news-release-details/nxp-and-garmin-team-bring-secure-and-convenient-nfc-mobile|PN80T] NFC Controller w/ Secure Element

Je bijdragen zijn gelicentieerd onder de open source Creative Commons-licentie.