MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1546

• 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
24.3.13 UART Interrupt Clear Register (HW_UARTDBG_ICR)
The ICR register is the Interrupt Clear Register and is write-only. On a write of 1, the
corresponding interrupt is cleared. A write of 0 has no effect.
Address:
1546
Reset
Reset
UNAVAILABLE
DSRMMIS
DCDMMIS
CTSMMIS
Bit
Bit
W
W
R
R
RIMMIS
TXMIS
RXMIS
31 16
Field
Field
5
4
3
2
1
0
31
15
0
0
HW_UARTDBG_ICR
30
14
0
0
Transmit Masked Interrupt Status.
Receive Masked Interrupt Status.
nUARTDSR Modem Masked Interrupt Status.
nUARTDCD Modem Masked Interrupt Status.
nUARTCTS Modem Masked Interrupt Status.
nUARTRI Modem Masked Interrupt Status.
The UART IP only implements 16 and 8-bit registers, so the top 2 or 3 bytes of every 32-bit register are
always unavailable.
RESERVED
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_UARTDBG_MIS field descriptions (continued)
28
12
0
0
HW_UARTDBG_ICR field descriptions
8007_4000h base + 44h offset = 8007_4044h
27
11
0
0
OEIC
26
10
0
0
BEIC
25
0
0
9
UNAVAILABLE
PEIC
24
0
0
8
Description
Description
FEIC
23
0
0
7
RTIC
22
0
0
6
TXIC
21
0
5
0
RXIC
20
0
4
0
Freescale Semiconductor, Inc.
DSRMIC
19
0
0
3
DCDMIC
18
0
0
2
CTSMIC
17
0
0
1
RIMIC
16
0
0
0