PSF21150 INFINEON [Infineon Technologies AG], PSF21150 Datasheet - Page 179

• Manufacturer Part Number: PSF21150
• Description: IPAC-X ISDN PC ADAPTER CIRCUIT
• Manufacturer: INFINEON [Infineon Technologies AG]

RFBS … Receive FIFO Block Size
RFBS
Bit 6
0
0
1
1
Note: A change of RFBS will take effect after a transmitter command (CMDR.RMC,
SRA … Store Receive Address
0 … Receive Address isn’t stored in the RFIFOD
1 … Receive Address is stored in the RFIFOD
XCRC … Transmit CRC
0 … CRC is transmitted
1 … CRC isn’t transmitted
RCRC… Receive CRC
0 … CRC isn’t stored in the RFIFOD
1 … CRC is stored in the RFIFOD
ITF… Interframe Time Fill
Selects the inter-frame time fill signal which is transmitted between HDLC-frames.
0 … idle (continuous ’1’)
1 … flags (sequence of patterns: ‘0111 1110’)
Note: ITF must be set to ’0’ for power down mode.
Data Sheet
CMDR.RRES,) has been written
In applications with D-channel access handling (collision resolution), the only
possible inter-frame time fill is idle (continuous ’1’). Otherwise the D-channel on
the S/T-bus cannot be accessed
Bit5
0
1
0
1
Block Size Receive
FIFO
32 byte
16 byte
8 byte
4 byte
179
Detailed Register Description
PSB 21150
PSF 21150
2000-07-21