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Hermstedt Leonardo USB¶
- Table of contents
- Hermstedt Leonardo USB
The Leonardo USB is a ISDN Terminal Adapter made by Hermstedt that was primarily designed for Apple computers.
Multiple variants exist- USB 2/1: two 64 kbit/s B-channels, one data/fax modem for analog communications
- USB 4/1: four 64 kbit/s B-channels, one data/fax modem for analog communications
- USB 4/4: four 64 kbit/s B-channels and four data/fax modem for analog communications
Hardware¶
Leonardo USB 2/1¶
What we can see here:- Motorola MC68SEC000 (Microprocessor) MC68SEC000.pdf
- Altera MAX EPM3128A (FPGA) MAX3000A.pdf
- Siemens PSB 2115 F V1.1 IPAC (ISDN Terminal Adapter Circuit) PSB2115.pdf
- UMEC UT20795-05TS (ISDN S-Interface Transformer)
- Netchip NET2890 (USB Controller) NET2890rev2b.pdf
- 4x Hynix HY628100A (SRAM) HY628100A.pdf
- Speaker
ISDN module (ISARMOD)
What we can see here:- Infineon PSB 7115 F V2.1 ISAR (ISDN Data Access Controller) PSB7115.pdf
- 2x SEC KM68V1002CT (SRAM) KM68V1002C.pdf
Leonardo USB 4/1¶
The only difference between the PCBs for the USB 2/1 variant are the added components for the second ISDN BRI interface:- 1x Siemens PSB 2115 F V1.1 IPAC (ISDN Terminal Adapter Circuit)
- 1x UMEC UT20795-05TS (ISDN S-Interface Transformer)
USB¶
Leonardo USB 2/1¶
usb 3-6.3.2: new full-speed USB device number 15 using xhci_hcd usb 3-6.3.2: New USB device found, idVendor=118e, idProduct=0542, bcdDevice= 0.00 usb 3-6.3.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 3-6.3.2: Product: Leonardo USB usb 3-6.3.2: Manufacturer: Hermstedt AG usb 3-6.3.2: SerialNumber: 2000110911165076
Bus 003 Device 015: ID 118e:0542 Hermstedt AG Leonardo USB Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.00 bDeviceClass 255 Vendor Specific Class bDeviceSubClass 0 bDeviceProtocol 255 bMaxPacketSize0 8 idVendor 0x118e idProduct 0x0542 bcdDevice 0.00 iManufacturer 1 Hermstedt AG iProduct 2 Leonardo USB iSerial 3 2000110911165076 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0027 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 4 CAPI Configuration bmAttributes 0x80 (Bus Powered) MaxPower 240mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 5 CAPI Interface Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 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 Device Status: 0x0000 (Bus Powered)
Leonardo USB 4/1¶
usb 3-6.3.2: new full-speed USB device number 16 using xhci_hcd usb 3-6.3.2: New USB device found, idVendor=118e, idProduct=0542, bcdDevice= 0.01 usb 3-6.3.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 3-6.3.2: Product: Leonardo USB usb 3-6.3.2: Manufacturer: Hermstedt AG usb 3-6.3.2: SerialNumber: 2000092515572161
Bus 003 Device 016: ID 118e:0542 Hermstedt AG Leonardo USB Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.00 bDeviceClass 255 Vendor Specific Class bDeviceSubClass 0 bDeviceProtocol 255 bMaxPacketSize0 8 idVendor 0x118e idProduct 0x0542 bcdDevice 0.01 iManufacturer 1 Hermstedt AG iProduct 2 Leonardo USB iSerial 3 2000092515572161 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0027 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 4 CAPI Configuration bmAttributes 0x80 (Bus Powered) MaxPower 240mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 5 CAPI Interface Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 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 Device Status: 0x0000 (Bus Powered)
Updated by roox 11 months ago · 2 revisions