MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 2043

• 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

32.4.3 USB PHY Receiver Control Register (HW_USBPHY_RX)
The USB PHY Receiver Control Register handles receive path controls.
HW_USBPHY_RX: 0x020
HW_USBPHY_RX_SET: 0x024
HW_USBPHY_RX_CLR: 0x028
HW_USBPHY_RX_TOG: 0x02c
Address:
Freescale Semiconductor, Inc.
Reset
Reset
TXENCAL45DN
TXCAL45DN
Bit
Bit
W
W
R
R
RSVD1
RSVD0
D_CAL
11 8
Field
7 4
3 0
13
12
31
15
0
0
HW_USBPHY_RX
30
14
0
0
This bit is not used and must remain cleared.
Reserved.
Decode to select a 45-Ohm resistance to the USB_DN output pin. Maximum resistance = 0000. Resistance
is centered by design at 0110.
Reserved.
Resistor Trimming Code:
0000 = 0.16%
0111 = Nominal
1111 = +25%
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_USBPHY_TX field descriptions (continued)
28
12
0
0
RSVD1[15:7]
8007_C000h base + 20h offset = 8007_C020h
RSVD2
27
11
0
0
26
10
0
0
25
0
0
9
24
0
0
8
Description
23
0
0
7
22
0
0
6
DISCONADJ
21
0
5
0
Chapter 32 Integrated USB 2.0 PHY
20
0
4
0
RSVD1[21:16]
RSVD0
19
0
0
3
18
0
0
2
ENVADJ
17
0
0
1
2043
16
0
0
0