Blinking LED Circuit Design

finnick

finnick

帮我修复 U2 附近剩下的 GND airwire 和 floating copper

flux

我已经修掉了 floating copper：DRC 现在不再报 floating copper，只剩 1 个 GND airwire，位置是 U1:GND ↔ J1:Pin4(GND)。这个 airwire 的含义就是原理图 GND 已经同网，但 PCB 上这两个焊盘之间还缺实际铜连接；按修复流程需要把它接到 GND 铜区或补一段 Top 层 GND 线，floating copper 则可以删除或接入 GND，我已完成删除孤立铜这一步 。

Updated 1 layout rule

Set Trace's active to "false"

finnick

finnick

检查修复

flux

我检查并修复了一轮：已确认 floating copper / overlapping copper / dangling trace 都清掉了，GND 铺铜仍在 Top，并把 GND keepout 调到 0.5 mm。复查后现在只剩 1 个 GND airwire：U1:GND ↔ J1:Pin4(GND)；我尝试移动 J1 来让铺铜自动连上，但会引入新的断线/重叠，所以已回退，按 DRC 修复流程 airwire 本质上仍需要补实际铜连接。
添加 GND 走线
检查 U2 网络
运行 ERC/DRC
查看 J1 连接

Updated 3 layout rules

Set GND's connectedLayers to "Top"

Set GND's keepOut to "0.5mm"

Set GND's preferredTraceWidths to "0.5mm 0.8mm 1.0mm"

Placed components

0:10

Placed 1 component(s): J1

Updated 1 layout rule

Set J1's position to "8.2072mm 22.46mm"

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J1 Pin_2 - U1 D9_A9_MISO_GPIO8_TOUCH8
U3 Pin_4 - U1 TOUCH4_GPIO4_A3_D3
J1 Pin_3 - U1 D8_A8_SCK_GPIO7_TOUCH7
U2 3V3 - U1 3V3
U2 SDA - U1 TOUCH5_GPIO5_SDA_A4_D4
U3 Pin_3 - U1 TOUCH3_GPIO3_A2_D2
U2 SCL - U1 TOUCH6_GPIO6_SCL_A5_D5
J1 Pin_1 - U1 D10_A10_MOSI_GPIO9_TOUCH9
U1
GND
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