RL78/G1H
CHAPTER 18 RF TRANSCEIVER
Page 621 of 920
(54) Symbol rate setting register (BBSYMBLRATE)
This register is used to set the symbol rate. This register consists of 24 bits.
Table 18 - 8 shows the symbol rate setting examples. The symbol rate is set by using the calculation below.
BBSYMBLRATE register is set via serial interface in 8-bit units.
BBSYMBLRATE register is set via serial interface in 8-bit units.
Reset signal generation sets this register to 0000F0H.
Figure 18 - 67 Symbol Rate Setting Register (BBSYMBLRATE) Format
Address: 00AEH to 00ACH
After reset: 0000F0H
R/W
Symbol
23
22
21
20
19
18
17
16
BBSYMBL
RATE
SYMBLRATE
23
SYMBLRATE
22
SYMBLRATE
21
SYMBLRATE
20
SYMBLRATE
19
SYMBLRATE
18
SYMBLRATE
17
SYMBLRATE
16
15
14
13
12
11
10
9
8
SYMBLRATE
15
SYMBLRATE
14
SYMBLRATE
13
SYMBLRATE
12
SYMBLRATE
11
SYMBLRATE
10
SYMBLRATE
9
SYMBLRATE
8
7
6
5
4
3
2
1
0
SYMBLRATE
7
SYMBLRATE
6
SYMBLRATE
5
SYMBLRATE
4
SYMBLRATE
3
SYMBLRATE
2
SYMBLRATE
1
SYMBLRATE
0
SYMBLRATE[23:0]
Symbol rate setting bit value
Table 18 - 8 Symbol Setting Comparison Table
Symbol Rate Setting Bit Value
Symbol Rate
000050H
300 ksps
000078H
200 ksps
0000A0H
150 ksps
0000F0H
100 ksps
0001E0H
50 ksps
000258H
40 ksps
0004B0H
20 ksps
000960H
10 ksps
Symbol rate = (f
Xin
/2)/(value of symbol rate setting bits)
Содержание RL78/G1H
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