MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 796

• 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

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