2023 Best Nine

The post features personal travel preferences and destinations including Spirit Island in Maligne Lake, Alberta, Canada; Shinjuku, Tokyo, Japan; Pyramid Lake, Alberta, Canada; Half Dome, California, US; Two Jack Lake, Alberta, Canada; Grassi Lake, Alberta, Canada; Fujiyoshida, Japan; and Tunnel View, California, US.

纯凭个人喜好选择。

Spirit Island in Maligne Lake, Alberta, Canada.

Shinjuku, Tokyo, Japan

Pyramid Lake, Alberta, Canada

Half Dome, California, US

Two Jack Lake, Alberta, Canada

Grassi Lake, Alberta, Canada

Fujiyoshida, Japan

Tunnel View, California, US

Fujiyoshida, Japan

Pairing Sony Dualshock 4 Controller with RetroPie 4.8 on Raspberry Pi 4

最近收到Raspberry Pi 5,退役下来一个Raspberry Pi 4,于是打算装上RetroPie来用模拟器打游戏。刚好有两个PS4的Dualshock 4手柄,于是按照官网的文档想通过蓝牙把它们和RetroPie配对。但是不管通过RetroPie自带的蓝牙管理程序,还是Python编写的userspace驱动程序ds4drv,都无法正确进行配对。

研究了一番,终于找到可行的办法:用Raspbian系统的bluetoothctl进行配对。

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