MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1496
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: 1496 of 2327
- Download datasheet (17Mb)
Programmable Registers
Address:
Re-
22.8.10 Persistent State Register 3 (HW_RTC_PERSISTENT3)
The 32-bit persistent registers are used to retain certain control states during chip-wide
power-down states.
HW_RTC_PERSISTENT3: 0x090
HW_RTC_PERSISTENT3_SET: 0x094
HW_RTC_PERSISTENT3_CLR: 0x098
HW_RTC_PERSISTENT3_TOG: 0x09C
The register initalizes to a known reset pattern. The copy controller overwrites this digital
reset value very soon after power on but not in zero time.
EXAMPLE
Address:
Re-
1496
set
set
Bit
Bit
W
W
analog side via the copy controller
analog side via the copy controller
R
R
GENERAL
31
31
0
0
Field
31 0
30
30
0
0
29
29
0
0
HW_RTC_PERSISTENT2
HW_RTC_PERSISTENT3
28
28
0
0
HW_RTC_PERSISTENT3_WR(0x12345678); // this write will ultimately push data to the
FIRMWARE/SOFTWARE
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
HW_RTC_PERSISTENT2 field descriptions
23
23
0
0
22
22
0
0
21
21
0
0
8005_6000h base + 80h offset = 8005_6080h
8005_6000h base + 90h offset = 8005_6090h
20
20
0
0
19
19
0
0
18
18
0
0
17
17
0
0
GENERAL
GENERAL
16
16
0
0
15
15
0
0
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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