MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1601

• Manufacturer Part Number: MCIMX281AVM4B
• Description: IC MPU I.MX28 1.2 289MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX28r

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

26.2.2.31.1.1
15 E. See
updated when bit E=0 and bit BDU=1.
26.2.2.31.1.2
Receive Buffer Descriptor
26.2.2.31.1.3
Receive Buffer
26.2.2.31.1.4
Receive Buffer
Freescale Semiconductor, Inc.
Offset + 1C
Offset + 1A
Offset + 1E
Offset + 10
Offset + 12
Offset + 14
Offset + 16
Offset + 18
Offset + C
Legacy FEC Receive Buffer
Offset + A
Offset + E
Offset + 0
Offset + 2
Offset + 4
Offset + 6
Offset + 8
Descriptor.
Descriptor.
Offset + 0 Bit 15:0
This set of bits behaves exactly as in legacy mode with the exception of bit
Data Length
This field behaves exactly the same as in legacy mode. See
RX Data Buffer Pointer A[31:16]
This field behaves exactly the same as in legacy mode. See
RX Data Buffer Pointer A[15:0]
This field behaves exactly the same as in legacy mode. See
Table 26-3. Enhanced uDMA Receive Buffer Descriptor
BDU
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
ME
15
—
—
—
—
—
—
E
RO1
14
—
—
Header Length
—
—
—
—
—
—
.
13
W
—
—
—
—
—
—
—
—
RO2
12
—
—
—
—
—
—
—
—
11
—
—
—
—
—
—
—
—
L
Descriptor. The Last Buffer Descriptor is already
PE
10
—
—
—
—
—
—
—
—
—
RX Data Buffer Pointer A[31:16]
RX Data buffer Pointer A[15:0]
1588 Timestamp[31:16]
CE
1588 Timestamp[15:0
—
—
—
—
—
—
—
—
—
9
Payload Checksum
Data length
UC
—
—
—
—
—
—
—
—
M
8
INT
BC
—
—
—
—
—
—
—
7
MC
—
—
—
—
—
—
—
—
6
Chapter 26 Ethernet Controller (ENET)
ICE
LG
—
—
—
—
—
—
—
5
Protocol Type
PCR
NO
—
—
—
—
—
—
—
4
—
—
—
—
—
—
—
—
—
3
Legacy FEC
Legacy FEC
Legacy FEC
VLAN
CR
—
—
—
—
—
—
—
2
IPV6
OV
—
—
—
—
—
—
—
1
F R A G
1601
TR
—
—
—
—
—
—
—
0