STK311-010
Relationship of RDS Demodulation Data (LA2230 Output) and LC7073 Output Data
• Serial data output from LC7073 (DATA OUT) is output 1 block slower
than data received from LA2230/2231.
Figure 3 Relationship of Demodulation Data and Output Data
Serial Data Output Format and Timing
S
E
F
OE
OF
A/B
B1 and B0
D15 to D0
: Start bit (defaults to 0)
: Error flag
: Correction flag
Refer to table for flag settings
: Offset E (defaults to 0, future expansion use)
: Offset F (defaults to 0, future expansion use)
: Group type version 0 : Version A
1 : Version B
: Block number 00 : First block
01 : Second block
10 : Third block
11 : Fourth block
: RDS data
Table 2 Error (E) and Correction (F) Flags
Item
EF
No error
0
0
Correction complete
0
1
Uncorrectable
1
1
Figure 4 Serial Data Output Format and Timing
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