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TMS570LS Scheda tecnica(PDF) 61 Page - Texas Instruments

Il numero della parte TMS570LS
Spiegazioni elettronici  Series 16/32-BIT RISC Flash Microcontroller
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TMS570LS Scheda tecnica(HTML) 61 Page - Texas Instruments

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TMS570LS20206-EP, TMS570LS20216-EP
www.ti.com
SPNS209A – JUNE 2012 – REVISED AUGUST 2012
5.3
PLL Registers
The default values for the PLL (Phase Locked Loop) control registers are shown in this section. PLLCTL1
and PLLCTL2 are used to configure PLL1 (F035 FMzPLL) and PLLCTL3 is used to configure PLL2 (F035
FPLL).
Figure 5-4. PLLCTL1 Register (Location: 0xFFFF FF70)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
ROS
BPOS[1:0]
PLLDIV[4:0]
ROF
RESV
REFCLKDIV[5:0]
R/WP-
R/WP-01
R/WP-01111
R/WP-
R-0
R/WP-000010
0
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
PLLMUL[15:0]
R/WP-0101111100000000
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset; D= device specific
PLLCTL1 Default = 0x2F025F00
Figure 5-5. PLLCTL2 Register (Location: 0xFFFF FF74)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
FMEN
SPREADINGRATE[8:0]
RESV
EWADJ[8:4]
A
R/WP-
R/WP-111111111
R-0
R/WP-00000
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
BWADJ[3:0]
ODPLL
SPR_AMOUNT[8:0]
R/WP-0111
R/WP-001
R/WP-000000000
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset; D = device specific
PLLCTL2 Default = 0x7FC07200
NOTE
There are several combinations of the modulation depth and modulation frequency that are
not allowed. Valid settings for this device include the list in Table 7-2.
Figure 5-6. PLLCTL3 Register (Location: 0xFFFF E100)
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
RESERVED
OSC
RESERVED
DIV
R/W-000000000
R/WP-
R/W-000000
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RESERVED
PLL_MUL[3:0]
RESERVED
PLL_DIV [2:0]
R/W-000000
R/WP-011
R/W-00000
R/WP 111
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset; D= device specific
PLLCTL3 Default = 0x00000307
Copyright © 2012, Texas Instruments Incorporated
Device Registers
61
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Product Folder Link(s): TMS570LS20206-EP TMS570LS20216-EP



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