HFC-4S Cologne Chip AG, HFC-4S Datasheet - Page 143

• Manufacturer Part Number: HFC-4S
• Description: Isdn HDLC Fifo Controller With 8 (4) Integrated S/t Interfaces
• Manufacturer: Cologne Chip AG

March 2003 (rev. A)
HFC-4S
HFC-8S
A_FIFO_DATA1_NOINC [FIFO]
FIFO data register
Before writing or reading this array register the FIFO must be selected by the register
R_FIFO.
15..0
A_FIFO_DATA2_NOINC [FIFO]
FIFO data register
Before writing or reading this array register the FIFO must be selected by the register
R_FIFO.
31..0
Bits
Bits
0
0
Value
Value
Reset
Reset
V_FIFO_DATA1_NOINC
V_FIFO_DATA2_NOINC
Name
Name
S/T interface
(read / write)
(read / write)
Data Sheet
Data word
Data double word
Description
Read access: Read one word from the FIFO
selected in the R_FIFO register and increment
Write access: Write one word to the FIFO selected
in the R_FIFO register without incrementing
Description
Read access: Read two words from the FIFO
selected in the R_FIFO register and increment
Write access: Write two words to the FIFO selected
in the R_FIFO register without incrementing
-counter by 2.
-counter.
-counter by 4.
-counter.
Cologne
Chip
143 of 273
0x84
0x84