ELSA MicroLink ISDN USB¶

• Table of contents
• ELSA MicroLink ISDN USB
  • Pictures
  • Issues

A ISDN modem made by ELSA.

Manual

• ELSA_MicroLink_ISDN_USB-manual-DE.pdf

Pictures¶

• Siemens PSB 2115 H V1.2 IPAC
• Siemens SAB-C541U-1EN (On-chip USB module) SAB-C541U-1EN.pdf
• NEC μPD43256BGU (SRAM) UPD43256B.pdf
• VAC 5024x028 (ISDN S0 Line Transformer)

Issues¶

The device does not properly enumerate on the USB ...
overcurrent protection ?

AMD Ryzen X570

usb 3-4: new full-speed USB device number 8 using xhci_hcd
usb 3-4: device descriptor read/64, error -71
usb 3-4: New USB device found, idVendor=05cc, idProduct=2219, bcdDevice= 0.01
usb 3-4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 3-4: Product: ELSA MicroLink ISDN USB 
usb 3-4: Manufacturer: ELSA AG

Intel Series/C216

usb 3-1.6: new full-speed USB device number 3 using ehci-pci
usb 3-1.6: device descriptor read/64, error -32
usb 3-1.6: New USB device found, idVendor=05cc, idProduct=2219, bcdDevice= 0.01
usb 3-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 3-1.6: Product: ELSA Micro Link ISDN USB 
usb 3-1.6: Manufacturer: ELSA AG