SDA5649X Siemens, SDA5649X Datasheet - Page 23

• Manufacturer Part Number: SDA5649X
• Description: Expanded Decoder for Program Delivery Control and Video Program System EPDC / VPS Decoder
• Manufacturer: Siemens

BDSP 8/30 Format 1 Bit Allocation
Byte No.
13
14
15
16
17
18
19
20
21
22
23
24
25
This corresponds to the coding adopted in CCIR teletext system B BDSP 8/30 format 1.
NB: The received bytes are output on the I
basis. No bit manipulation is performed on the chip in this operating mode.
Concerning bytes no. 16 through 21: When evaluating the numbers, note that each 4-bit-digit has
been incremented by one prior to transmission, and the least significant bits are transmitted first.
Semiconductor Group
Bit No.
Weight
2
MJD Digit
Weight 10
MJD Digit
Weight 10
MJD Digit
Weight 10
UTC Hours
Units
UTC Minutes
Units
UTC Seconds
Units
0
– 2
2
1
– 1
4
2
0
2
2
0
Weight
2
1
3
2
1
MJD Digit
Weight 10
MJD Digit
Weight 10
UTC Hours
Tens
UTC Minutes
Tens
UTC Seconds
Tens
2
4
2
1
3
5
2
C-Bus in a transparent way, i.e., on a bit-first-in-first-out
3
1
Sign
0
1
6
66
1
7
1
Contents
Network Identification
Network Identification
Time Offset Code
Modified Julian Date (MJD)
1. Byte
Modified Julian Date
2. Byte
Modified Julian Date (MJD)
3. Byte
Universal Time Coordinated (UTC)
1. Byte
Universal Time Coordinated
2. Byte
Universal Time Coordinated
3. Byte
Short Program Label 1. Byte
Short Program Label 2. Byte
Short Program Label 3. Byte
Short Program Label 4. Byte
SDA 5649X
SDA 5649
1. Byte
2. Byte