MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 808
![no-image](/images/manufacturer_photos/0/2/262/freescale_semiconductor_sml.jpg)
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: 808 of 2327
- Download datasheet (17Mb)
Programmable Registers
HW_PINCTRL_DIN4_CLR: 0x948
HW_PINCTRL_DIN4_TOG: 0x94C
This register reflects the current values of all the bank 4 pins. The register accurately reflects
the state of the pin regardless of the setting of the HW_PINCTRL_MUXSELx or
HW_PINCTRL_DOEx registers, but generally, if it is desired to use a pin as a general
purpose input, the pin's two bits in the HW_PINCTRL_MUXSELx register should be set
to 3 (GPIO mode) and the pin's bit in the HW_PINCTRL_DOEx register should be set to
0 (disabled) to insure that the chip is not driving the pin.
Address:
Re-
9.4.53 PINCTRL Bank 0 Data Output Enable Register
The PINCTRL Bank 0 Output Enable Register controls the output enable signal for all pins
in bank 0 that are configured for GPIO mode.
HW_PINCTRL_DOE0: 0xb00
HW_PINCTRL_DOE0_SET: 0xb04
HW_PINCTRL_DOE0_CLR: 0xb08
HW_PINCTRL_DOE0_TOG: 0xb0C
For pins in bank 0 that are configured as GPIOs, a 1 in this register will enable the
corresponding bit value from HW_PINCTRL_DOUTxx register to be driven out the pin,
and a 0 in this register will disable the corresponding driver.
808
set
Bit
W
R
31
RSRVD1
0
31 21
Field
20 0
DIN
30
0
29
0
(HW_PINCTRL_DOE0)
HW_PINCTRL_DIN4
28
0
Empty Description.
Each bit in this read-only register corresponds to one of the 21 pins in bank 4. The current state of each pin
in bank 4, synchronized to HCLK, may be read here.
27
RSRVD1
0
26
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
0
24
0
23
0
HW_PINCTRL_DIN4 field descriptions
8001_8000h base + 940h offset = 8001_8940h
22
0
21
0
20
0
19
0
18
0
17
0
16
0
15
0
Description
14
0
13
0
12
0
11
0
DIN
10
0
0
9
0
8
Freescale Semiconductor, Inc.
0
7
0
6
0
5
0
4
3
0
0
2
0
1
0
0
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