MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 984

• Manufacturer Part Number: MCIMX281AVM4B
• Description: IC MPU I.MX28 1.2 289MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX28r

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

NAND Boot Mode
To work with the following layout, efuses need to be blown, efNANDBootSearchCount to
0x1 and efNANDBootSearchStride to 0x2.
To work with the following layout efuses need to be blown, efNANDBootSearchCount to
0x1 and efNANDBootSearchStride to 0xF.
Figure 12-9. Expected NAND Layout for patch boot with search count = 2 and search stride
To work with the following layout, efuses need to be blown, efNANDBootSearchCount to
0x1 and efNANDBootSearchStride to 0xF.
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Figure 12-8. Expected NAND Layout with search count = 2 and search stride = 2*64
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
FCB Search Area
DBBT Search Area
FCB Search Area
= 15*64 and no DBBT
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Firmware Configuration Block
Firmware Configuration Block
Discovered Bad Block Table
Discovered Bad Block Table
Firmware Configuration Block
Firmware Configuration Block
Boot Firmware 1
Boot Firmware 2
Boot Firmware 1
Boot Firmware 2
(DBBT)
(DBBT)
(FCB)
(FCB)
(FCB)
(FCB)
Freescale Semiconductor, Inc.