PEF22558EV11GXP Lantiq, PEF22558EV11GXP Datasheet - Page 22

• Manufacturer Part Number: PEF22558EV11GXP
• Manufacturer: Lantiq

Specifications of PEF22558EV11GXP

• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Compliant

Figure 13
Read Status Byte (RSTA) of the Acknowledge (ACK)
Field
VFR
RDO
CRC
RAB
Delta Sheet
7 (MSB)
VFR
CMD
ACK
Bits
7
6
5
4
RDO
Principle of Building of Addresses and RSTA Bytes in the SCI ACK
Message
6
Source address
Description
Valid Frame
Indicates whether a valid frame has been received.
0
1
Reserved
CRC Compare/Check
Indicates wether a CRC check is failed or not
0
1
Receive Message Aborted
CMD Message abortion is declared. The receive message was
aborted by the Host. A sequence of seven consecutive ´1´was
detected before closing the flag.
0
1
Note: ACK message and therefore RAB will be send not before
Address
Address
Source
Source
B
B
B
B
B
B
CRC
5
VFR_0, received frame is invalid.
VFR_1, received frame is valid.
CRC_0, CRC error check failed on the received frame.
CRC_1, received frame is free of CRC errors.
RAB_0, data reception is in progress.
RAB_1, data reception has been aborted.
destination address was received.
Destination
Destination
Address
Address
RAB
4
OctalFALC SCI Interface
22
RSTA register
3
RSTA
SA(1:0)
2
OctalFALC_SCI_acknowledge
Rev. 2.0, 2005-05-03
C/R
Serial Interfaces
1
OctalFALC
PEF 22558 E
0 (LSB)
TA
TM