MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 2040
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: 2040 of 2327
- Download datasheet (17Mb)
Programmable Registers
32.4.1 USB PHY Power-Down Register (HW_USBPHY_PWD)
The USB PHY Power-Down Register provides overall control of the PHY power state.
HW_USBPHY_PWD: 0x000
HW_USBPHY_PWD_SET: 0x004
HW_USBPHY_PWD_CLR: 0x008
HW_USBPHY_PWD_TOG: 0x00c
Address:
2040
Reset
Reset
8007_C090
Absolute
RXPWDDIFF
address
RXPWDRX
Bit
Bit
W
W
(hex)
R
R
RSVD2
31 21
Field
20
19
31
15
0
0
RSVD1[15:13]
HW_USBPHY_PWD
USB PHY IP Block Register (HW_USBPHY_IP)
30
14
0
0
Reserved.
0 = Normal operation.
1 = Power-down the entire USB PHY receiver block except for the full-speed differential receiver.
Note that this bit will be auto cleared if there is USB wakeup event while ENAUTOCLR_PHY_PWD bit of
HW_USBPHY_CTRL is enabled.
0 = Normal operation.
1 = Power-down the USB high-speed differential receiver.
Note that this bit will be auto cleared if there is USB wakeup event while ENAUTOCLR_PHY_PWD bit of
HW_USBPHY_CTRL is enabled.
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
28
12
0
1
HW_USBPHY memory map (continued)
HW_USBPHY_PWD field descriptions
8007_C000h base + 0h offset = 8007_C000h
Register name
27
11
0
1
RSVD2
26
10
0
1
25
0
0
9
24
0
0
8
Description
23
0
0
7
22
0
0
6
(in bits)
Width
32
21
0
5
0
RSVD0
Access
R/W
20
1
4
0
Freescale Semiconductor, Inc.
Reset value
0000_0000h
19
1
0
3
18
1
0
2
32.4.10/2052
17
1
0
1
Section/
page
RSVD1
[16:16]
16
0
0
0
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