ks8701 Samsung Semiconductor, Inc., ks8701 Datasheet - Page 42

• Manufacturer Part Number: ks8701
• Description: Flextm Roaming Decoder Ii
• Manufacturer: Samsung Semiconductor, Inc.

KS8701
ADDRESS PACKET
frame.
assigned to the KS8701, an Address Packet will be sent to the host processor. The Address Packet contains
assorted data about the address and its associated vector and message. The ID of an Address Packet is 1
(decimal).
Table 20: Address Packet Bit Assignments
The Address Field follows the Block Information Field in the FLEX protocol. It contains all of the address in the
If less than three bit errors are detected in a received address word and it matches an enabled address
PA:
p:
LA:
AI:
TOA: Tone Only Address. Set if the address was programmed in the KS8701 as a tone-only address. This
WN:
x:
Byte 3
Byte 2
Byte 1
Byte 0
Unused bits. The value of these bits is not guaranteed.
Word number of vector (2 - 87). Describes the location in the frame of the vector word for the detected
addresses was detected. Values 0 through 15 correspond to the 16 programmable address words.
Values 128 through 143 correspond to the 16 temporary addresses. Values 144 through 159
correspond to the 16 operator messaging addresses. For long addresses, the address detect packet
will only be sent once and the index will refer to the second word of the address.
bit will never be set for temporary or operator messaging addresses. No vector word will be sent for
tone-only addresses.
address. This value is invalid for this packet if the TOA bit is set.
Priority Address. Set if the address was received as a priority address.
Long Address type. Set if the address was programmed in the KS8701 as a long address.
Address Index (valid values are 0 through 15 and 128 through 159). The index identifies which of the
Phase on which the address was detected (0=a, 1=b, 2=c, 3=d)
Bit 7
TOA
PA
AI
0
7
Bit 6
WN
AI
p
0
1
6
6
Bit 5
FLEX
WN
AI
p
0
0
5
5
TM
Roaming Decoder II
Bit 4
WN
AI
LA
0
4
4
Bit 3
WN
AI
0
x
3
3
Decoder-to-Host Packet Descriptions
Bit 2
WN
AI
0
x
2
2
Bit 1
WN
AI
0
x
1
1
Bit 0
WN
AI
1
x
0
0
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