MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1537
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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24.3.4 UART IrDA Low-Power Counter Register (HW_UARTDBG_ILPR)
The ILPR register is the IrDA Low-Power Counter Register. This is an 8-bit read/write
register which stores a low-power counter divisor value used to divde down the UARTCLK
to generate the IrLPBaud16 signal.
Address:
Re-
24.3.5 UART Integer Baud Rate Divisor Register (HW_UARTDBG_IBRD)
The IBRD register is the integer part of the baud rate divisor value.
Freescale Semiconductor, Inc.
set
Bit
W
R
UNAVAILABLE
31
ILPDVSR
0
RXFE
BUSY
Field
DCD
DSR
Field
31 8
CTS
7 0
30
4
3
2
1
0
0
29
0
HW_UARTDBG_ILPR
28
0
Receive FIFO Empty.
UART Busy.
Data Carrier Detect.
Data Set Ready.
Clear To Send.
The UART IP only implements 16 and 8-bit registers, so the top 2 or 3 bytes of every 32-bit register are
always unavailable.
IrDA Low Power Divisor [7:0]. 8-bit low-power divisor value.
27
0
26
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
HW_UARTDBG_FR field descriptions (continued)
0
24
0
HW_UARTDBG_ILPR field descriptions
23
0
22
0
8007_4000h base + 20h offset = 8007_4020h
UNAVAILABLE
21
0
20
0
19
0
18
0
17
0
16
0
15
0
Description
Description
14
0
13
0
12
0
11
0
10
0
0
9
Chapter 24 Debug UART (DUART)
0
8
0
7
0
6
0
5
ILPDVSR
0
4
3
0
0
2
0
1
1537
0
0
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