MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1210
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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Programmable Registers
14.8.140 DRAM Control Register 145 (HW_DRAM_CTL145)
This is a DRAM configuration register.
Address:
Re-
14.8.141 DRAM Control Register 146 (HW_DRAM_CTL146)
This is a DRAM configuration register.
Address:
Re-
14.8.142 DRAM Control Register 147 (HW_DRAM_CTL147)
This is a DRAM configuration register.
1210
set
set
Bit
DLL_OBS_REG_
Bit
DLL_OBS_REG_
W
W
R
R
31
31
0
0
31 0
31 0
Field
Field
3_0
3_0
30
30
0
0
29
29
0
0
HW_DRAM_CTL145
HW_DRAM_CTL146
28
28
0
0
Reports the clk_wr delay value for data slice 0. READ-ONLY.
Reports the clk_wr delay value for data slice 0. READ-ONLY.
27
27
0
0
26
26
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
25
0
0
24
24
0
0
23
23
0
0
HW_DRAM_CTL145 field descriptions
HW_DRAM_CTL146 field descriptions
800E_0000h base + 244h offset = 800E_0244h
800E_0000h base + 248h offset = 800E_0248h
22
22
0
0
21
21
0
0
20
20
0
0
19
19
0
0
DLL_OBS_REG_3_0
DLL_OBS_REG_3_0
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
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
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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