求助，这是什么意思，行空板报错
| || PinPong v0.5.2 |
| Designed by DFRobot |
|___________________________|
Python3.7.3 Linux-4.4.143-67-rockchip-g01bbbc5d1312-aarch64-with-debian-10.11 Board: UNIHIKER
selected -> board: UNIHIKER serial: /dev/ttyS3
Opening /dev/ttyS3
Firmata ID: 3.8
Arduino compatible device found and connected to /dev/ttyS3
Retrieving analog map...
Traceback (most recent call last):
File "/root/mindplus/cache/xkb.mp/.cache-file.py", line 28, in <module>
Board().begin()
File "/usr/local/lib/python3.7/dist-packages/pinpong/board.py", line 1369, in begin
self.board = pymata4.Pymata4(com_port=self.serial, arduino_wait=2, baud_rate=115200, name = self.boardname)
File "/usr/local/lib/python3.7/dist-packages/pinpong/base/pymata4.py", line 396, in __init__
raise RuntimeError('*** Analog map retrieval timed out. ***'
RuntimeError: *** Analog map retrieval timed out. ***
Do you have Arduino connectivity and do you have the correct Firmata sketch uploaded to the board?
root@unihiker:~/mindplus/cache/xkb.mp#
看下这里https://mc.dfrobot.com.cn/thread-314045-1-1.html
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