MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 856
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
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- Download datasheet (17Mb)
Programmable Registers
10.8.1 System PLL0, System/USB0 PLL Control Register 0
HW_CLKCTRL_PLL0CTRL0: 0x000
HW_CLKCTRL_PLL0CTRL0_SET: 0x004
HW_CLKCTRL_PLL0CTRL0_CLR: 0x008
HW_CLKCTRL_PLL0CTRL0_TOG: 0x00C
The PLL0 Control Register 0 programs the 480 MHz PLL0 and the USB0-clock enables.
EXAMPLE
HW_CLKCTRL_PLL0CTRL0_WR(BF_CLKCTRL_PLL0CTRL0_POWER(1));
PLL0 lock before using it
856
8004_01C0
8004_01D0
8004_00E0
8004_00F0
8004_0100
8004_0110
8004_0120
8004_0130
8004_0140
8004_0150
8004_0160
8004_01B0
8004_01E0
8004_01F0
8004_0200
Absolute
address
(hex)
(HW_CLKCTRL_PLL0CTRL0)
SPDIF Clock Control Register (HW_CLKCTRL_SPDIF)
EMI Clock Control Register (HW_CLKCTRL_EMI)
SAIF0 Clock Control Register (HW_CLKCTRL_SAIF0)
SAIF1 Clock Control Register (HW_CLKCTRL_SAIF1)
CLK_DIS_LCDIF Clock Control Register
(HW_CLKCTRL_DIS_LCDIF)
ETM Clock Control Register (HW_CLKCTRL_ETM)
ENET Clock Control Register (HW_CLKCTRL_ENET)
HSADC Clock Control Register (HW_CLKCTRL_HSADC)
FLEXCAN Clock Control Register (HW_CLKCTRL_FLEXCAN)
Fractional Clock Control Register 0 (HW_CLKCTRL_FRAC0)
Fractional Clock Control Register 1 (HW_CLKCTRL_FRAC1)
Clock Frequency Sequence Control Register
(HW_CLKCTRL_CLKSEQ)
System Reset Control Register (HW_CLKCTRL_RESET)
ClkCtrl Status (HW_CLKCTRL_STATUS)
ClkCtrl Version (HW_CLKCTRL_VERSION)
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_CLKCTRL memory map (continued)
Register name
// enable PLL and wait 10 us to let
(in bits)
Width
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
Freescale Semiconductor, Inc.
E010_0000h
0044_83FFh
0C02_0000h
Reset value
8000_0000h
8000_0101h
8000_0001h
8000_0001h
8000_0001h
8000_0001h
0000_0000h
7800_0000h
9292_9292h
0092_9292h
0000_0012h
0000_0000h
10.8.15/875
10.8.16/876
10.8.17/877
10.8.18/878
10.8.19/880
10.8.20/881
10.8.21/882
10.8.22/883
10.8.23/884
10.8.24/885
10.8.25/887
10.8.26/889
10.8.27/891
10.8.28/892
10.8.29/893
Section/
page
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