MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1208
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: 1208 of 2327
- Download datasheet (17Mb)
Programmable Registers
14.8.136 DRAM Control Register 141 (HW_DRAM_CTL141)
This is a DRAM configuration register.
Address:
Re-
14.8.137 DRAM Control Register 142 (HW_DRAM_CTL142)
This is a DRAM configuration register.
Address:
Re-
1208
set
set
DLL_OBS_REG_
Bit
DLL_OBS_REG_
Bit
W
W
R
R
OBSOLETE
31
31
0
0
RSVD1
31 16
31 0
31 0
15 9
Field
Field
Field
2_3
2_3
30
30
0
0
29
29
0
0
HW_DRAM_CTL141
HW_DRAM_CTL142
28
28
0
0
Reports the read DQS delay value for data slice 3. READ-ONLY.
Reports the read DQS delay value for data slice 3. READ-ONLY.
Always write zeroes to this field.
Always write zeroes to this field.
27
27
0
0
26
26
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
25
0
0
OBSOLETE
24
24
0
0
23
23
0
0
HW_DRAM_CTL140 field descriptions
HW_DRAM_CTL141 field descriptions
HW_DRAM_CTL142 field descriptions
800E_0000h base + 234h offset = 800E_0234h
800E_0000h base + 238h offset = 800E_0238h
22
22
0
0
21
21
0
0
20
20
0
0
19
19
0
0
DLL_OBS_REG_2_3
18
18
0
0
17
17
0
0
16
16
0
0
15
15
0
0
Description
Description
Description
14
14
0
0
13
13
0
0
RSVD1
12
12
0
0
11
11
0
0
10
10
0
0
0
0
9
9
0
0
8
8
Freescale Semiconductor, Inc.
0
0
7
7
DLL_OBS_REG_2_3
0
0
6
6
0
0
5
5
0
0
4
4
3
0
3
0
0
0
2
2
0
0
1
1
0
0
0
0
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