MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1520

• 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
23.4.10 Timer 1 Match Count Register (HW_TIMROT_MATCH_COUNT1)
The Timer 1 Match Count Register contains the match timer counter values for Timer 1.
EXAMPLE
HW_TIMROT_MATCH_COUNTn_WR(1, 0x0000f0dd);
Address:
Re-
23.4.11 Timer 2 Control and Status Register (HW_TIMROT_TIMCTRL2)
The Timer 2 Control and Status Register specifies timer control parameters, as well as
interrupt status and the enable for Timer 2.
HW_TIMROT_TIMCTRL2: 0x0a0
HW_TIMROT_TIMCTRL2_SET: 0x0a4
HW_TIMROT_TIMCTRL2_CLR: 0x0a8
HW_TIMROT_TIMCTRL2_TOG: 0x0aC
EXAMPLE
HW_TIMROT_TIMCTRLn_WR(2, 0x00000008);
1520
set
Bit
MATCH_COUNT
W
R
31
0
Field
31 0
30
0
29
0
HW_TIMROT_MATCH_COUNT1 8006_8000h base + 90h offset = 8006_8090h
28
0
Software compares the match count bit field with the value to down count. If they equal to each other, interrupt
is trigger.
27
0
26
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
0
HW_TIMROT_MATCH_COUNT1 field descriptions
24
0
23
0
22
0
21
0
20
0
19
0
// Set up control fields for timer2
18
0
MATCH_COUNT
// Set up timer match count
17
0
16
0
15
0
Description
14
0
13
0
12
0
11
0
10
0
0
9
0
8
Freescale Semiconductor, Inc.
0
7
0
6
0
5
0
4
3
0
0
2
0
1
0
0