MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1202
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
Address:
Re-
14.8.123 DRAM Control Register 128 (HW_DRAM_CTL128)
This is a DRAM configuration register.
Address:
Re-
14.8.124 DRAM Control Register 129 (HW_DRAM_CTL129)
This is a DRAM configuration register.
1202
set
set
Bit
DLL_OBS_REG_
Bit
DLL_OBS_REG_
W
W
R
R
OBSOLETE
31
31
0
0
RSVD1
31 16
15 9
31 0
Field
Field
8 0
2_0
2_1
30
30
0
0
29
29
0
0
HW_DRAM_CTL127
HW_DRAM_CTL128
28
28
0
0
Always write zeroes to this field.
Always write zeroes to this field.
Reports the read DQS delay value for data slice 0. READ-ONLY.
Reports the read DQS delay value for data slice 1. 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_CTL127 field descriptions
HW_DRAM_CTL128 field descriptions
800E_0000h base + 1FCh offset = 800E_01FCh
800E_0000h base + 200h offset = 800E_0200h
22
22
0
0
21
21
0
0
20
20
0
0
19
19
0
0
DLL_OBS_REG_2_1
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_0
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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