问题表现为,在某些 Windows 系统下,树莓派 Pico 的存储可以被系统识别,但打开 Thonny 时,却看不到 Pico 的串口端口号。在系统的设备管理中,串口设备无法识别,显示如下图:
解决办法如下:
新建文本文件,添加如下代码文件,保存文件名为「Board CDC_RP2_pico-serial.inf」,这个文件格式就是驱动文件。然后在设备管理器中,手动添加这个驱动程序给无法识别设备。
; Windows 2000, XP, Vista, 7 and 8 (x32 and x64) setup file for Atmel CDC Devices ; Copyright (c) 2000-2013 ATMEL, Inc. [Version] Signature = "$Windows NT$" Class = Ports ClassGuid = {4D36E978-E325-11CE-BFC1-08002BE10318} Provider = %Manufacturer% LayoutFile = layout.inf CatalogFile = atmel_devices_cdc.cat DriverVer = 01/08/2013,6.0.0.0 ;---------------------------------------------------------- ; Targets ;---------------------------------------------------------- [Manufacturer] %Manufacturer%=DeviceList, NTAMD64, NTIA64, NT [DeviceList] %PI_CDC_PICO%=DriverInstall, USB\VID_2E8A&PID_0005&MI_00 [DeviceList.NTAMD64] %PI_CDC_PICO%=DriverInstall, USB\VID_2E8A&PID_0005&MI_00 [DeviceList.NTIA64] %PI_CDC_PICO%=DriverInstall, USB\VID_2E8A&PID_0005&MI_00 [DeviceList.NT] %PI_CDC_PICO%=DriverInstall, USB\VID_2E8A&PID_0005&MI_00 ;---------------------------------------------------------- ; Windows 2000, XP, Vista, Windows 7, Windows 8 - 32bit ;---------------------------------------------------------- [Reader_Install.NTx86] [DestinationDirs] DefaultDestDir=12 DriverInstall.NT.Copy=12 [DriverInstall.NT] include=mdmcpq.inf CopyFiles=DriverInstall.NT.Copy AddReg=DriverInstall.NT.AddReg [DriverInstall.NT.Copy] usbser.sys [DriverInstall.NT.AddReg] HKR,,DevLoader,,*ntkern HKR,,NTMPDriver,,usbser.sys HKR,,EnumPropPages32,,"MsPorts.dll,SerialPortPropPageProvider" [DriverInstall.NT.Services] AddService = usbser, 0x00000002, DriverService.NT [DriverService.NT] DisplayName = %Serial.SvcDesc% ServiceType = 1 ; SERVICE_KERNEL_DRIVER StartType = 3 ; SERVICE_DEMAND_START ErrorControl = 1 ; SERVICE_ERROR_NORMAL ServiceBinary = %12%\usbser.sys LoadOrderGroup = Base ;---------------------------------------------------------- ; Windows XP, Vista, Windows 7, Windows 8 - 64bit ;---------------------------------------------------------- [DriverInstall.NTamd64] include=mdmcpq.inf CopyFiles=DriverCopyFiles.NTamd64 AddReg=DriverInstall.NTamd64.AddReg [DriverCopyFiles.NTamd64] usbser.sys,,,0x20 [DriverInstall.NTamd64.AddReg] HKR,,DevLoader,,*ntkern HKR,,NTMPDriver,,usbser.sys HKR,,EnumPropPages32,,"MsPorts.dll,SerialPortPropPageProvider" [DriverInstall.NTamd64.Services] AddService=usbser, 0x00000002, DriverService.NTamd64 [DriverService.NTamd64] DisplayName=%Serial.SvcDesc% ServiceType=1 StartType=3 ErrorControl=1 ServiceBinary=%12%\usbser.sys ;---------------------------------------------------------- ; String ;---------------------------------------------------------- [Strings] Manufacturer = "ATMEL, Inc." PI_CDC_PICO = "Pi Pico Serial Port" Serial.SvcDesc = "Pi Pico Serial Driver"
驱动程序更新正常后如下图所示:
https://www.cnblogs.com/ccfwz/p/14862076.html
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