MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 794

• Manufacturer Part Number: MCIMX286CVM4B
• Description: IC MPU I.MX286 289MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX28r

Specifications of MCIMX286CVM4B

• 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: Compliant

Programmable Registers
9.4.40 PINCTRL Bank 4 Pull Up Resistor Enable Register
The PINCTRL Bank 4 PULL Register enables/disables the internal pull up resistors for
those pins in bank 4 which support this operation.
HW_PINCTRL_PULL4: 0x640
HW_PINCTRL_PULL4_SET: 0x644
HW_PINCTRL_PULL4_CLR: 0x648
HW_PINCTRL_PULL4_TOG: 0x64C
The Pull register enables/disables integrated on-chip pull up resistors or pad keepers for the
pins.
Address:
794
Reset
Reset
BANK3_PIN02
BANK3_PIN01
BANK3_PIN00
Bit
Bit
W
W
RSRVD1
R
R
31 21
Field
Field
2
1
0
31
15
0
0
(HW_PINCTRL_PULL4)
HW_PINCTRL_PULL4
30
14
0
0
Set this bit to one to disable the internal keeper on pin 70, AUART0_CTS.
Set this bit to one to disable the internal keeper on pin 38, AUART0_TX.
Set this bit to one to disable the internal keeper on pin 30, AUART0_RX.
Always write zeroes to this field.
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_PINCTRL_PULL3 field descriptions (continued)
28
12
0
0
HW_PINCTRL_PULL4 field descriptions
27
11
8001_8000h base + 640h offset = 8001_8640h
0
0
RSRVD1
26
10
0
0
25
0
0
9
24
0
0
8
Description
Description
23
0
0
7
22
0
0
6
21
0
5
0
20
0
4
0
Freescale Semiconductor, Inc.
19
0
0
3
RSRVD0
18
0
0
2
17
0
0
1
16
0
0
0