MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1622
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: 1622 of 2327
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MAC Receive
The PTPv2 flags field contains further details on the type of message, especially if one-step
or two-step implementations are used. The flags field consists of two octets with the
following meanings for the bits. Reserved bits are set to 0 (false).
26.3.7 MAC Receive
26.3.7.1 Overview
The MAC receive engine performs the following tasks:
1622
Octet Offset
• Check Frame Framing
• Remove Frame preamble and Frame SFD field
• Frame Discarding based on Frame Destination address field
6 (first)
messageId
0x9
0xa
0xb
0xc
0xd
bit
0
1
2
3
4
5
6
7
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
Table 26-20. PTPv2 Message Flags Field Definitions
ALTERNATE_MASTER
PATH_DELAY_FOLLOW_UP
profile specific
profile specific
TWO_STEP
UNICAST
MANAGEMENT
Message Name
reserved
reserved
reserved
DELAY_RESP
ANNOUNCE
SIGNALING
Name
True (1) if transport layer address uses a unicast destination
address, false (0) if multicast is used.
See IEEE 1588 Clause 17.4
False (0) for one-step clock
True (1) for two-step clock
Description
general message
general message
general message
general message
general message
Freescale Semiconductor, Inc.
Message
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