AN332 Datasheet, PDF (28/302 Pages) Silicon Laboratories – Si47XX PROGRAMMING GUIDE

AN332
Command 0x36. TX_RDS_PS
Loads or clears the program service buffer. The CTS bit (and optional interrupt) is set when it is safe to send the
next command. This command may only be sent when in powerup mode.
Note: TX_RDS_PS is supported in FMTX component 2.0 or later.
Available in: Si4711/13/21
Command arguments: Five
Response bytes: None
Command
Bit
CMD
ARG1
ARG2
ARG3
ARG4
ARG5
D7
D6
D5
D4
D3
D2
D1
D0
0
0
1
1
0
1
1
0
0
0
0
PSID[4:0]
PSCHAR0 [7:0]
PSCHAR1 [7:0]
PSCHAR2 [7:0]
PSCHAR3 [7:0]
ARG Bit
1
7:5
1
4:0
2
7:0
3
7:0
4
7:0
5
7:0
Response
Bit
STATUS
Name
Reserved
PSID[4:0]
PSCHAR0[7:0]
PSCHAR1[7:0]
PSCHAR2[7:0]
PSCHAR3[7:0]
Function
Always write to 0.
Selects which PS data to load (0–23)
0 = First 4 characters of PS0.
1 = Last 4 characters of PS0.
2 = First 4 characters of PS1.
3 = Last 4 characters of PS1.
...22 _{= First 4 characters of PS11.}
23 = Last 4 characters of PS11.
RDS PSID CHAR0.
First character of selected PSID.
RDS PSID CHAR1.
Second character of selected PSID.
RDS PSID CHAR2.
Third character of selected PSID.
RDS PSID CHAR3.
Fourth character of selected PSID.
D7
D6
D5
D4
CTS ERR
X
X
D3
D2
D1
D0
X
RDSINT ASQINT STCINT
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Rev. 1.0