HFC-4S Cologne Chip AG, HFC-4S Datasheet - Page 171

• 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_ST_B2_RX [ST]
Receive register for the B2-channel data
This register is read automatically by the flow controller and need not be accessed by the
user. FIFOs should be used to read data.
Before reading this array register the S/T interface must be selected byregister R_ST_SEL.
7..0
A_ST_D_RX [ST]
Receive register for the D-channel data
This register is read automatically by the flow controller and need not be accessed by the
user. FIFOs should be used to read data.
Before reading this array register the S/T interface must be selected byregister R_ST_SEL.
5..0
7..6
Bits
Bits
0xFF
3
Value
Value
Reset
Reset
V_ST_B2_RX
V_ST_D_RX
Name
Name
(reserved)
S/T interface
(read only)
(read only)
Data Sheet
Description
B2-channel data byte
Description
D-channel data bits
Cologne
Chip
171 of 273
0x3D
0x3E