HFC-SP Cologne Chip AG, HFC-SP Datasheet - Page 10

• Manufacturer Part Number: HFC-SP
• Description: Isdn S/t HDLC Basic Rate Controller
• Manufacturer: Cologne Chip AG

863 C@
2
Figure 2: Pin Connection
2.1
u)
e)
! _V (#
Pin No.
1
2
3
4
5
6
7
8
9
internal pull up
external pull up resistor required (see Figure 11 on page 70)
Pin description
ISA-PC bus and microprocessor interface
SA1
SA2
SA3
SA4
IIOSEL0
EE_SCL
IIOSEL1
EE_SDA
IIOSEL2
SA10
IIOSEL3
SA11
SA0
Pin Name
Output
Input
I/O
O
I
I
I
I
I
I
I
I
I
u)
u)
u)
e)
e)
1,2,3,4
5,6
1,2,3,4
5,6
1,2,3,4
5,6
1,2,3,4
5,6
all
all
all
all
all
Mode
Function
Mode/initial I/O address select
bit 0
Clock of external EEPROM
Mode/initial I/O address select bit 1
Serial data of external EEPROM
Mode/initial I/O address select bit 2
Address bit 10
Mode/initial I/O address select bit 3
Address bit 11
Register/ISA-PC address bus
Address bit 0
Address bit 1
Address bit 2
Address bit 3
Address bit 4
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Cologne
Chip