Hi,
I recently bought a serial console adapter with PL2303. After a quick
search I discovered that there have been problems with different
versions of this chip so I include some info about mine.
Thanks in advance
Matyáš
dmesg:
[172076.820388] usb 3-2.2: new full-speed USB device number 11 using
xhci_hcd
[172076.960358] usb 3-2.2: New USB device found, idVendor=067b,
idProduct=23f3, bcdDevice= 6.05
[172076.960372] usb 3-2.2: New USB device strings: Mfr=1, Product=2,
SerialNumber=3
[172076.960377] usb 3-2.2: Product: USB-Serial Controller
[172076.960381] usb 3-2.2: Manufacturer: Prolific Technology Inc.
[172076.960384] usb 3-2.2: SerialNumber: CCBLj19B616
[172077.038242] usbcore: registered new interface driver pl2303
[172077.038251] usbserial: USB Serial support registered for pl2303
[172077.038269] pl2303 3-2.2:1.0: pl2303 converter detected
[172077.038273] pl2303 3-2.2:1.0: unknown device type, please report to
linux-usb@xxxxxxxxxxxxxxx
lsusb:
Bus 003 Device 011: ID 067b:23f3 Prolific Technology, Inc. USB-Serial
Controller
Couldn't open device, some information will be missing
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x067b Prolific Technology, Inc.
idProduct 0x23f3
bcdDevice 6.05
iManufacturer 1 Prolific Technology Inc.
iProduct 2 USB-Serial Controller
iSerial 3 CCBLj19B616
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 0x0027
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x000a 1x 10 bytes
bInterval 1
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
