MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 862
MCIMX281AVM4B
Manufacturer Part Number
MCIMX281AVM4B
Description
IC MPU I.MX28 1.2 289MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX28r
Datasheets
1.MCIMX283DVM4B.pdf
(2327 pages)
2.MCIMX283DVM4B.pdf
(20 pages)
3.MCIMX281AVM4B.pdf
(72 pages)
Specifications of MCIMX281AVM4B
Core Processor
ARM9
Core Size
32-Bit
Speed
454MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, MMC, SmartCard, SPI, SSI, UART/USART, USB OTG
Peripherals
DMA, I²S, LCD, POR, PWM, WDT
Program Memory Size
128KB (32K x 32)
Program Memory Type
Mask ROM
Ram Size
32K x 32
Voltage - Supply (vcc/vdd)
1.25 V ~ 5.25 V
Data Converters
A/D 17x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
289-LFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of I /o
-
Eeprom Size
-
Lead Free Status / Rohs Status
Supplier Unconfirmed
- Current page: 862 of 2327
- Download datasheet (17Mb)
Programmable Registers
10.8.5 System PLL2, Ethernet PLL Control Register 0
HW_CLKCTRL_PLL2CTRL0: 0x040
HW_CLKCTRL_PLL2CTRL0_SET: 0x044
HW_CLKCTRL_PLL2CTRL0_CLR: 0x048
HW_CLKCTRL_PLL2CTRL0_TOG: 0x04C
The System PLL2 Control Register 0 programs the Ethernet PLL.
EXAMPLE
HW_CLKCTRL_PLL2CTRL0_WR(BF_CLKCTRL_PLL2CTRL0_POWER(1));
PLL lock before using it
Address:
862
Reset
Reset
CLKGATE
Bit
Bit
LFR_SEL
W
W
RSRVD3
R
R
29 28
Field
31
30
31
15
1
0
(HW_CLKCTRL_PLL2CTRL0)
HW_CLKCTRL_PLL2CTRL0 8004_0000h base + 40h offset = 8004_0040h
30
14
0
0
PLL Clock Gate. If set to 1, the ENET PLL clock is off (power savings). 0: ENET PLL clock is enabled.
Always set to zero (0).
TEST MODE FOR FREESCALE USE ONLY. Adjusts loop filter resistor.
LFR_SEL
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_CLKCTRL_PLL2CTRL0 field descriptions
28
12
0
0
27
11
0
0
26
10
0
0
25
CP_SEL
0
0
9
RSRVD1[15:0]
24
0
0
8
Description
23
0
0
7
22
// enable PLL and wait 10 us to let
0
0
6
21
0
5
0
20
RSRVD1[22:16]
0
4
0
Freescale Semiconductor, Inc.
19
0
0
3
18
0
0
2
17
0
0
1
16
0
0
0
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