MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1152
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: 1152 of 2327
- Download datasheet (17Mb)
Programmable Registers
Address:
14.8.49 DRAM Control Register 53 (HW_DRAM_CTL53)
This is a DRAM configuration register.
1152
Reset
Reset
CURRENT_BDW
AXI2_BDW_
AXI2_FIFO_
TYPE_REG
AXI2_BDW
Bit
Bit
OVFLOW
W
W
R
R
RSVD4
RSVD3
RSVD2
RSVD1
30 24
23 17
AXI2_
Field
14 8
7 2
1 0
RSVD4
RSVD2
31
16
15
31
15
0
0
HW_DRAM_CTL52
30
14
0
0
Always write zeroes to this field.
Current bandwidth usage percentage for port 2. READ-ONLY.
Always write zeroes to this field.
Port 2 behavior when bandwidth maximized.
Always write zeroes to this field.
Maximum bandwidth percentage for port 2.
Always write zeroes to this field.
Clock domain relativity between AXI port 2 and core logic.
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
AXI2_CURRENT_BDW
28
12
0
0
AXI2_BDW
800E_0000h base + D0h offset = 800E_00D0h
HW_DRAM_CTL52 field descriptions
27
11
0
0
26
10
0
0
25
0
0
9
24
0
0
8
Description
23
0
0
7
22
0
0
6
21
0
5
0
RSVD1
RSVD3
20
0
4
0
Freescale Semiconductor, Inc.
19
0
0
3
18
0
0
2
AXI2_FIFO_
TYPE_REG
17
0
0
1
16
0
0
0
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