HFC-SP Cologne Chip AG, HFC-SP Datasheet - Page 3

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

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Contents
1
1.1
1.2
2
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10
2.11
3
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
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1.2.1
1.2.2
1.2.3
1.2.4
3.2.1
3.2.2
3.2.3
3.2.4
3.4.1
3.5.1
3.5.2
3.5.3
3.5.4
3.6.1
3.6.2
3.6.3
3.6.4
General description............................................................................................................................ 6
Pin description.................................................................................................................................. 10
Functional description ..................................................................................................................... 17
3.2.2.1
3.2.2.2
3.2.3.1
3.2.3.2
3.6.1.1
3.6.1.2
Applications ..................................................................................................................................... 7
Mode description ............................................................................................................................. 8
ISA-PC bus and microprocessor interface..................................................................................... 10
S/T interface transmit signals ........................................................................................................ 12
S/T interface receive signals.......................................................................................................... 12
SRAM Interface ............................................................................................................................. 13
Oscillator........................................................................................................................................ 13
GCI/IOM2 bus interface ................................................................................................................ 14
GCI/IOM2 Timeslot enable signals ............................................................................................... 14
Interrupt outputs............................................................................................................................. 15
Miscellaneous pins......................................................................................................................... 15
ISA-PC mode ................................................................................................................................. 17
ISA Plug and Play mode ................................................................................................................ 18
ISA-PC bus interface ..................................................................................................................... 23
Processor mode .............................................................................................................................. 24
PCMCIA mode .............................................................................................................................. 26
Internal HFC-SP register description............................................................................................. 28
Timer.............................................................................................................................................. 33
Watchdog ....................................................................................................................................... 33
Power supply ............................................................................................................................. 16
RESET characteristics............................................................................................................... 16
ISA-PC mode .......................................................................................................................... 8
ISA Plug and Play mode ......................................................................................................... 8
Processor interface modes....................................................................................................... 9
PCMCIA mode........................................................................................................................ 9
IRQ assignment ..................................................................................................................... 18
ISA Plug and Play control registers ...................................................................................... 19
ISA Plug and Play configuration registers ............................................................................ 21
Writing the Plug and Play configuration EEPROM ............................................................. 22
DMA access in processor mode............................................................................................ 25
Internal HFC-SP register selection........................................................................................ 26
Attribute memory .................................................................................................................. 26
PCMCIA registers ................................................................................................................. 26
CIS programming .................................................................................................................. 27
FIFO control registers ........................................................................................................... 28
Registers of the S/T section .................................................................................................. 30
Registers of the GCI/IOM2 bus section ................................................................................ 31
Interrupt and status registers ................................................................................................. 32
Card level control regsisters ............................................................................................. 19
Logical device control registers........................................................................................ 21
I/O port configuration registers ........................................................................................ 21
Interrupt configuration registers .......................................................................................22
FIFO select register........................................................................................................... 28
FIFO registers ................................................................................................................... 28
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