HFC-SUSB Cologne Chip AG, HFC-SUSB Datasheet - Page 11
![no-image](/images/no-image-200.jpg)
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: 11 of 82
- Download datasheet (940Kb)
863C EC2
2.1.5 Auxiliary port and D-interface signals
e)
2.1.6 Miscellaneous pins
u)
2.1.7 Oscillator
:e\i " !
Pin No.
Pin No.
10
11
47
46
45
36
44
48
26
27
internal pull up
internal pull up
4
5
6
7
8
9
2
1
CLKI
CLKO
PORT_D0
PORT_D1
PORT_D2
PORT_D3
PORT_D4
PORT_D5
PORT_D6
PORT_D7
/ADR_WR
/AUX_WR
/AUX_RD
EE_SCL
EE_SDA
MODE
/INT
/RES
Pin Name
Pin Name
Output
Output
Input
I/O
Input
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
O
I
O
u)
I
u)
u)
Function
AUX data bit 0
AUX data bit 1
AUX data bit 2
AUX data bit 3
AUX data bit 4
AUX data bit 5
AUX data bit 6
AUX data bit 7
AUX address write
AUX write
AUX read
Clock of external EEPROM (only during reset)
This pin must be connected to GND if no EEPROM is
connected to the HFC-S USB.
Serial data of external EEPROM (only during reset)
Mode selection (only during reset)
Connect to GND for Passive USB Mode.
Interrupt request for external processor (low active)
Reset (low active)
Function
24.576 MHz clock input or 24.576 MHz crystal
24.576 MHz clock output or 24.576 MHz crystal
Cologne
Chip
!! _V ("
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