HFC-SUSB Cologne Chip AG, HFC-SUSB Datasheet - Page 8
HFC-SUSB
Manufacturer Part Number
HFC-SUSB
Description
Isdn S/t HDLC Basic Rate Controller
Manufacturer
Cologne Chip AG
Datasheet
1.HFC-SUSB.pdf
(82 pages)
- Current page: 8 of 82
- Download datasheet (940Kb)
863C EC2
1.2
The HFC-S USB has 2 different bus modes, which can be selected like shown in the table below.
Depending on the selected mode the function of several pins is different (see: Pin description).
Table 1: Mode selection
1.2.1 Passive USB Mode (Mode 1)
The Passive USB Mode (mode 1) is used for passive USB terminal adapters. An external processor is not
required in this mode.
The microprocessor interface is disabled in this mode and can be used as auxiliary port instead (e.g. for
LEDs).
1.2.2 Active USB Mode (Mode 2)
In Active USB Mode (mode 2) the USB interface and ISDN interface of the HFC-S USB are controlled
by an external microprocessor.
The microprocessor interface is enabled. The auxiliary port can not be used in this mode.
The data bus is PORT_D[7:0].
A0 (pin 47) is the address bus. The higher address (A0 = '1') is used for register selection and the lower
address (A0 = '0') is used for data read/write.
( _V ("
MODE
GND
VDD
Mode description
Passive USB Mode (mode 1)
Active USB Mode (mode 2)
Selected mode
Cologne
Chip
:e\i " !
Related parts for HFC-SUSB
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Isdn S/t HDLC Basic Rate Controller
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Isdn S/t HDLC Basic Rate Controller
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Isdn HDLC Fifo Controller With 8 (4) Integrated S/t Interfaces
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Isdn S/t HDLC Basic Rate Controller
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Isdn S/t HDLC Basic Rate Controller
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Cutting-edge Technologies Of Emi/emc Solutions Hfc Series High Freq. Wound Ceramic Chip Inductors
Manufacturer:
Mag .Layers Scientific-Technics Co.,Ltd
Datasheet:
Part Number:
Description:
Temperature & Velocity Measurement
Manufacturer:
Advanced Thermal Solutions, Inc.
Datasheet:
Part Number:
Description:
Isdn HDLC Fifo Controller With Primary Rate Interface
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Manufacturer:
Cologne Chip AG
Datasheet:
Part Number:
Description:
Isdn HDLC Basic Rate Controller
Manufacturer:
Cologne Chip AG
Datasheet: