MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 796

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MCIMX281AVM4B

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

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
Programmable Registers
9.4.41 PINCTRL Bank 5 Pad Keeper Disable Register
The PINCTRL Bank 5 PULL Register enables/disables the pad keepers for those pins in
bank 5 which support this operation.
HW_PINCTRL_PULL5: 0x650
HW_PINCTRL_PULL5_SET: 0x654
HW_PINCTRL_PULL5_CLR: 0x658
HW_PINCTRL_PULL5_TOG: 0x65C
The Pull register enables/disables integrated on-chip pull up resistors or pad keepers for the
pins.
Address:
796
Reset
Reset
BANK5_PIN26
BANK5_PIN23
BANK5_PIN22
BANK5_PIN21
Bit
Bit
W
W
RSRVD1
RSRVD0
R
R
31 27
25 24
Field
26
23
22
21
31
15
0
0
(HW_PINCTRL_PULL5)
HW_PINCTRL_PULL5
30
14
0
0
Always write zeroes to this field.
Set this bit to one to disable the internal keeper on pin 196, EMI_DDR_OPEN.
Always write zeroes to this field.
Set this bit to one to disable the internal keeper on pin 204, EMI_DQS1.
Set this bit to one to disable the internal keeper on pin 202, EMI_DQS0.
Set this bit to one to disable the internal keeper on pin 200, EMI_CLK.
RSRVD1
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
28
12
0
0
HW_PINCTRL_PULL5 field descriptions
27
11
8001_8000h base + 650h offset = 8001_8650h
0
0
26
10
0
0
25
RSRVD0
0
0
9
24
0
0
8
Description
23
0
0
7
22
0
0
6
21
0
5
0
20
0
4
0
Freescale Semiconductor, Inc.
19
0
0
3
18
0
0
2
17
0
0
1
16
0
0
0

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