System and Peripheral Control Registers
www.ti.com
182
SPNU563A–March 2018
Submit Documentation Feedback
Copyright © 2018, Texas Instruments Incorporated
Architecture
Table 2-49. LPO/Clock Monitor Control Register (LPOMONCTL) Field Descriptions (continued)
Bit Field Value Description
4-0 LFTRIM Low-frequency oscillator trim value. This four-bit value is used to center the LF oscillator's
frequency.
Caution: This value should only be changed when the LF oscillator is not the
source for a clock domain, otherwise a system failure could result.
The following values are the ratio: f / fo in the F021 process.
0 20.67
1h 25.76
2h 30.84
3h 35.90
4h 40.93
5h 45.95
6h 50.97
7h 55.91
8h 60.86
9h 65.78
Ah 70.75
Bh 75.63
Ch 80.61
Dh 85.39
Eh 90.23
Fh 95.11
10h 100.00% Default at Reset
11h 104.84
12h 109.51
13h 114.31
14h 119.01
15h 123.75
16h 128.62
17h 133.31
18h 138.03
19h 142.75
1Ah 147.32
1Bh 152.02
1Ch 156.63
1Dh 161.38
1Eh 165.90
1Fh 170.42