MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1517

• 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

23.4.7 Timer 1 Control and Status Register (HW_TIMROT_TIMCTRL1)
The Timer 1 Control and Status Register specifies timer control parameters, as well as
interrupt status and the enable for Timer 1.
HW_TIMROT_TIMCTRL1: 0x060
HW_TIMROT_TIMCTRL1_SET: 0x064
HW_TIMROT_TIMCTRL1_CLR: 0x068
HW_TIMROT_TIMCTRL1_TOG: 0x06C
EXAMPLE
HW_TIMROT_TIMCTRLn_WR(1, 0x00000008);
Address:
Freescale Semiconductor, Inc.
Reset
Reset
MATCH_COUNT
Bit
Bit
W
W
RSRVD3
R
R
31 16
Field
31 0
Field
IRQ
15
IRQ
31
15
0
0
HW_TIMROT_TIMCTRL1
IRQ_
EN
30
14
0
0
Software compares the match count bit field with the value to down count. If they equal to each other, interrupt
is trigger.
Always write zeroes to this bit field.
This bit is set to one when Timer 1 decrements to zero. Write a zero to clear it or use Clear SCT mode.
29
13
RSRVD2
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_TIMROT_MATCH_COUNT0 field descriptions
28
12
0
0
HW_TIMROT_TIMCTRL1 field descriptions
27
11
0
0
8006_8000h base + 60h offset = 8006_8060h
26
10
RSRVD1
0
0
// Set up control fields for timer1
25
0
0
9
24
RSRVD3
0
0
8
Description
Description
23
0
0
7
Chapter 23 Timers and Rotary Decoder (TIMROT)
22
0
0
6
PRESCALE
21
0
5
0
20
0
4
0
19
0
0
3
18
0
SELECT
0
2
17
0
0
1
1517
16
0
0
0