USB调试笔记
WCH569 USB2.0枚举过程笔记
驱动安装的是WINUSB
CH56x USB3.0 & USB2.0 device test(80MHz) !
—————-setup——————
USB_GET_DESCRIPTOR desc=1
U20_Standard_Request_Deal 6 18
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_SET_ADDRESS
U20_Standard_Request_Deal 5 0
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=1
U20_Standard_Request_Deal 6 18
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=2
U20_Standard_Request_Deal 6 116
SetupLen=52
begin U20_Endp0_IN_Callback=52
end U20_Endp0_IN_Callback=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=3
U20_Standard_Request_Deal 6 4
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=3
U20_Standard_Request_Deal 6 38
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=1
U20_Standard_Request_Deal 6 18
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=2
U20_Standard_Request_Deal 6 9
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=2
U20_Standard_Request_Deal 6 116
SetupLen=52
begin U20_Endp0_IN_Callback=52
end U20_Endp0_IN_Callback=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
获取设备状态
USB_GET_STATUS bRequestType=0x80 wIndexL=0x00
U20_Standard_Request_Deal 0 2
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_SET_CONFIGURATION
U20_Standard_Request_Deal 9 0
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=3
U20_Standard_Request_Deal 6 4
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=3
U20_Standard_Request_Deal 6 8
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=3
U20_Standard_Request_Deal 6 38
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=2
U20_Standard_Request_Deal 6 9
SetupLen=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
—————-setup——————
USB_GET_DESCRIPTOR desc=2
U20_Standard_Request_Deal 6 116
SetupLen=52
begin U20_Endp0_IN_Callback=52
end U20_Endp0_IN_Callback=0
begin U20_Endp0_IN_Callback=0
end U20_Endp0_IN_Callback=0
