sta002 STMicroelectronics, sta002 Datasheet - Page 27

• Manufacturer Part Number: sta002
• Description: Starmano Channel Decoder
• Manufacturer: STMicroelectronics

7. BROADCAST CHANNEL DEMULTIPLEXER
7.1 SCH REGISTER
Reg name: BRI_REG & NSC_REG
Internal address: 000H
Type: R
Description:
b7 to b4 indicate the bit rate of the BC
(BRI field in the SCH)
0000: no valid data
0001: 16Kbps
..............................
1000 : 128Kbps
1001 - 1111: RFU
b3 = 0
b2 to b0 indicate the number of service compo-
nents (NSC field in the SCH)
000: one Service Component
001: two Service Component
...............................................
111: eight Service Component
Reg name: EC_REG
Internal address: 001H
Type: R
Description:
b7 to b4 = 0000
b3 to b0 indicate the encryption strategy (Encryp-
tion Control field in the SCH)
0000: no encryption
0001: static Key
0010: ESI, common key, subscription period A
0100: ESI, broadcast channel specific key for
0101: ESI, broadcast channel specific key for
else: RFU
MSB
MSB
b7
b7
subscription period A
subscription period B
b6
b6
b5
b5
b4
b4
b3
b3
b2
b2
b1
b1
LSB
LSB
b0
b0
Reg name: AFCI1_REG
Internal address: 002H
Type: R
Description :
b7 to b5 = 000
b4 to b0 indicate the Auxiliary field content indica-
tor 1 (ACI1l field in the SCH)
00000: not used
00001: 16 bit encryption key selector
00010: RDS PI code
00011: Associated Broadcast Channel reference
else: RFU
Reg name: AFCI2_REG
Internal address: 003H
Type: R
Description:
b7 : 0
b6 to b0 indicate the Auxiliary field content indica-
tor 2 (ACI2 field in the SCH)
00000: not used
00001:64 bit encryption key selector
00010: Service Label
else: RFU
Reg name: SOF_SF_REG
Internal address: 0041H
Type: R
Description:
b7 to b5 = 000
b4 indicate the ADF2 multiframe start flag (SF
field in the SCH)
1: first segment of multiframe or no multiframe
0: intermediate segment of multiframe
b3 to b0 indicate the segment offset and lenght
field (SFT field in the SCH) if SF = 1 SOLF con-
tains the total number of multiframe segments minus 1.
MSB
MSB
MSB
b7
b7
b7
(PS flag and ASP)
b6
b6
b6
b5
b5
b5
b4
b4
b4
b3
b3
b3
b2
b2
b2
b1
b1
b1
STA002
LSB
LSB
LSB
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b0
b0
b0