peb20525 Infineon Technologies Corporation, peb20525 Datasheet - Page 87

• Manufacturer Part Number: peb20525
• Description: 2 Channel Serial Optimized Communication Controller For Hdlc/ppp
• Manufacturer: Infineon Technologies Corporation

Figure 42
Figure 43
Figure 44
option 1)
The address field (8 bit address, 16 bit address or the high byte of a 16 bit address) can
optionally be forwarded to the RFIFO (bit 'RADD' in register CCR3H)
option 2)
The 16 bit or 32 bit CRC field can optionally be forwarded to the RFIFO (bit 'RCRC' in
register CCR3H)
Data Sheet
to RFIFO
to RFIFO
to RFIFO
registers
registers
registers
involved
involved
involved
HDLC Receive Data Processing in Address Mode 2 (8 bit)
HDLC Receive Data Processing in Address Mode 1
HDLC Receive Data Processing in Address Mode 0
FLAG
FLAG
FLAG
compare)
compare)
(address
(address
RAH1,2
ADDR
opt. 1)
RAL1,2
ADDR
opt. 1)
16 bit ADDR
(low)
8 bit
8 bit
data
data
data
CRC16
87
option 2)
CRC16
CRC16
/32
option 2)
option 2)
Detailed Protocol Description
/32
/32
FLAG
RSTA
RSTA
FLAG
RSTA
RSTA
RSTA
RSTA
FLAG
PEB 20525
PEF 20525
2000-09-14