利用OpenMV与STM32进行串口通信
OpenMV端的程序
# Untitled - By: dell - 周一 7月 19 2021# Blob Detection and uart transport
import sensor, image, time,pyb
import ustruct
from pyb import UART
#import json
# For color tracking to work really well you should i…
报错:ERROR 1045 (28000): Access denied for user zzqlocalhost (using password: YES) 帐号密码都对了 就是连不上。细心的话我们会发现 帐号权限是%,而这里提示的是localhost。 错误原因如下: mysql> GRANT ALL PRIVILEGES ON *.* TO montylocalhost IDENTI…