psb21391 Infineon Technologies Corporation, psb21391 Datasheet - Page 102

• Manufacturer Part Number: psb21391
• Description: Siemens Codec With Upn Transceiver
• Manufacturer: Infineon Technologies Corporation

Data Sheet
3.2.1.3
The general procedures for a data reception sequence are outlined in the flow diagram
in figure 51.
Figure 51
Data Reception Procedures
Data Reception Procedure
*
1)
In case of RME the last byte in RFIFO contains
the receive status information RSTA
N
Read Counter
RD_Count := RFBS
or
RD_Count := RBC
Read RD_Count
bytes from RFIFO
Change Block Size
Write EXMR.RFBS
(optional)
Receive Message
Complete
Write RMC
Message End
Pool Full
Receive
Receive
START
RME
RPF
?
?
N
Y
92
Y
*
1)
RBC = RBCH + RBCL register
RFBS: Refer to EXMR register
Read RBC
RD_Count := RBC
HDLC_Rflow.vsd
HDLC Controller
PSB 21391
PSB 21393
2001-03-07