MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1206
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: 1206 of 2327
- Download datasheet (17Mb)
Programmable Registers
14.8.131 DRAM Control Register 136 (HW_DRAM_CTL136)
This is a DRAM configuration register.
Address:
Re-
14.8.132 DRAM Control Register 137 (HW_DRAM_CTL137)
This is a DRAM configuration register.
Address:
Re-
14.8.133 DRAM Control Register 138 (HW_DRAM_CTL138)
This is a DRAM configuration register.
1206
set
set
Bit
DLL_OBS_REG_
Bit
DLL_OBS_REG_
W
W
R
R
OBSOLETE
31
31
0
0
RSVD1
31 16
31 0
15 9
Field
Field
2_2
8 0
2_2
30
30
0
0
29
29
0
0
HW_DRAM_CTL136
HW_DRAM_CTL137
28
28
0
0
Reports the read DQS delay value for data slice 2. READ-ONLY.
Always write zeroes to this field.
Always write zeroes to this field.
Reports the read DQS delay value for data slice 2. READ-ONLY.
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_CTL136 field descriptions
HW_DRAM_CTL137 field descriptions
800E_0000h base + 220h offset = 800E_0220h
800E_0000h base + 224h offset = 800E_0224h
22
22
0
0
21
21
0
0
20
20
0
0
19
19
0
0
DLL_OBS_REG_2_2
18
18
0
0
17
17
0
0
16
16
0
0
15
15
0
0
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_2
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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