Silicon Laboratories SI2493/57/34/15/04 - Manual (Page 167)

AN93
Rev. 1.3 167
19 B2 A 1-bit error is received in an HDLC flag. The modem
assumes a new single-byte packet. Since a 1-byte
packet is invalid, 19 B2 is generated by modem.
Beginning of Packet
30 93
19 B1
Good Packet
Beginning of Packet
19 B2 A 1-bit error is received in an HDLC flag. The modem
assumes a new single-byte packet. Since a 1-byte
packet is invalid, 19 B2 is generated by modem.
Beginning of Packet
30 93
19 B1
Good Packet
Beginning of Packet
19 B2 A 1-bit error received in an HDLC flag. The modem
assumes a new single-byte packet. Since a 1-byte
packet is invalid, 19 B2 is generated by modem.
Beginning of Packet
19 B2 A 1-bit error received in an HDLC flag. The modem
assumes a new single-byte packet. Since a 1-byte
packet is invalid, 19 B2 is generated by modem.
Beginning of Packet
B6 9E F7 46 Spurious data
19 B0 Followed by a data byte with more than 6 mark bits in a
row. The modem looks for HDLC flags.
19 B2 HDLC Flag detected
Beginning of Packet
29 C6 Spurious data
19 B0 Followed by a data byte with more than 6 mark bits in a
row. The modem looks for HDLC flags.
19 B2 HDLC Flag detected
Beginning of Packet
FF 98 89 18 Spurious data
19 B0 Data byte with more than 6 mark bits in a row. The
modem looks for HDLC flags.
Table 104. Bit Errors (Continued)
Data Meaning