串口打印显示USB过一会就自己掉线
Discovering...
Device 1 - Addr 38 c8 c6 36 31 36
Device 2 - Addr 2b d7 58 41 b2 7c
Device 3 - Addr 2a d9 3d 2f 35 c2
[09:02:59.850]收←◆Device 4 - Addr 99 ba 60 59 2c 14
Device 5 - Addr b0 3d fd 22 39 3d
Device 6 - Addr d4 a0 a5 1 30 75
Device 7 - Addr b5 5a f d8 e5 9
Device 8 - Addr 75 a3 d7 5a 82 2
[09:02:59.955]收←◆Device 9 - Addr 7b 38 a2 c5 80 68
Device 10 - Addr 8d 1 24 52 16 c1
[09:03:00.031]收←◆SET_ADDRESS:48
str 3
str 3
str 0
str 0
str 2
str 2
[09:03:00.093]收←◆SET_CONFIGURATION
GET_LINE_CODING:0
ctl 00 00
SET_LINE_CODING
21 20 00 00 00 00 07 00
LINE_CODING 0 115200 8 1 0
GET_LINE_CODING:0
str 0
str 0
str 0
str 0
str 1
str 1
str 1
str 1
str 2
str 2
str 2
str 2
[09:03:00.185]收←◆ctl 00 00
[09:03:00.301]收←◆ctl 00 00
[09:03:01.285]收←◆Device not found...
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