MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 2071
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: 2071 of 2327
- Download datasheet (17Mb)
LCD_DATA[15:0]
LCD_WR_RWn
The LCDIF has flexible pin and strobe timings which enable it to optimally support a wide
range of LCDs. The minimum cycle time is two CLK_DIS_LCDIFn cycles (TDS=TDH=1).
For example, this results in a maximum LCD data rate of 12 MB/s when CLK_DIS_LCDIFn
is 24 MHz. TDS and TDH are 8-bit values, so the minimum LCDIF period is 510
Freescale Semiconductor, Inc.
LCD_WR_RWn
LCD_DATA[23:0]
LCD_RD_E
LCD_RD_E
LCD_VSYNC
LCD_RS
LCD_CS
(6800)
LCD_WR
(8080)
(8080)
(6800)
LCD_WR
LCD_CS
LCD_RS
(6800)
(8080)
IDLE
IDLE
Figure 33-11. LCD Interface Signals in MPU Write Mode
Figure 33-12. LCD Interface Signals in MPU Read Mode
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
START
TCS
START
TCS
VSYNC_PULSE_WIDTH
W1+W3
W1+
W3
WR/RD
WR/RD
TDSR
TDSW
LATCH
LATCH
TDHW
TDHR
Data0
Data0
W2
W2
TDSW
WR/RD
WR/RD
TDSR
Chapter 33 LCD Interface (LCDIF)
LATCH
TDHW
Data1
LATCH
Data1
TDHR
STOP
TCH
STOP
TCH
IDLE
IDLE
2071
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