MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1604
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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Unified DMA Block Guide
26.2.2.31.23 Enhanced uDMA Transmit Buffer Descriptor
This section discusses the enhanced uDMA transmit buffer descriptors.
The following sections reference
26.2.2.31.23.1
with the exception of bit 9 "ABC" which has been explicitly removed and bit 15 "R". See
Legacy FEC Transmit Buffer
26.2.2.31.23.2
See
1604
Legacy FEC Transmit Buffer Descriptor
Offset + 1C
Offset + 1A
Offset + 1E
Offset + 10
Offset + 12
Offset + 14
Offset + 16
Offset + 18
Offset + C
Offset + A
Offset + E
Offset + 0
Offset + 2
Offset + 4
Offset + 6
Offset + 8
Table 26-4. Enhanced uDMA Transmit Buffer Descriptor
Offset + 0 - Bit 15:0
This functionality does not change from the legacy programming model
Offset + 2 - Data Length
This functionality does not change from the legacy programming model.
BDU
TXE
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
15
R
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TO1
INT
14
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UE
TS
13
W
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Descriptor.
PINS
TO2
EE
12
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Table
IINS
FE
11
L
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26-4.
LCE
TC
10
TX Data Buffer Pointer - A[31:16]
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TX Data buffer Pointer - A[15:0]
.
1588 Timestamp [31:16]
1588 Timestamp [15:0]
OE
9
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Data length
TSE
8
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7
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Freescale Semiconductor, Inc.
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1
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