Silicon Laboratories Si4704 Series Programming Manual page 231

Table 47. Programming Example for the FM/RDS Receiver (Continued)
Action
CMD
ARG1
STATUS
RESP1
RESP2
RESP3
RESP4
RESP5
RESP6
RESP7
RESP8
RESP9
RESP10
RESP11
RESP12
CMD
ARG1
STATUS
RESP1
RESP2
RESP3
RESP4
RESP5
RESP6
RESP7
RESP8
RESP9
RESP10
RESP11
RESP12
Data
FM_RDS_STATUS
0x24 Clear RDS interrupt.
0x01 Reply Status. Clear-to-send (CTS) high. Seek/Tune
→0x80 Complete (STCINT) high.
Interrupt source: RDS received.
→0x01 RDS Synchronized. No lost data.
→0x01 RDS FIFO Used: 0x10 = 16.
→0x10 Block A: 0x40A7 → PI Code: 0x40A7 (KSLB).
→0x40
→0xA7 Block B: 0x000C → Group Type: 0A (Program Service PS)
→0x00 → PTY: 00000b (Undefined)
→0x09 → Address code: 01b = 1 (char 3,4)
Block C (ignored)
→0xE1
→0x02 Block D: 0x5320 →S
→0x53
→0x20 BLE: 0 (No Error)
→0x00 Current PS: "RDS BS "
Complete Scrolling PS: "SILABS RDS DEMO"
FM_RDS_STATUS
0x24
Clear RDS interrupt.
0x01
Reply Status. Clear-to-send (CTS) high. Seek/Tune
→0x80
Complete (STCINT) high.
Interrupt source: RDS received.
→0x01
RDS Synchronized. No lost data.
→0x01
RDS FIFO Used: 0x0F = 15.
→0x0F
Block A: 0x40A7 → PI Code: 0x40A7 (KSLB).
→0x40
→0xA7
Block B: 0x2006 → Group Type: 2A (Radio Text RT)
→0x20
→ PTY: 00000b (Undefined)
→0x06
→ Address code: 0006b = 6 (char 25,26,27,28)
Block C: 0x3731 →71
→0x37
→0x31
Block D: 0x5820 →x
→0x58
→0x20
BLE: 0 (No Error)
→0x00
Current RT: "SILICON LABORATORIES SI471x "
Confidential Rev. 0.2
Description
AN332
231