MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1466

• 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
21.3.1 PerfMon Control Register (HW_PERFMON_CTRL)
The PerfMon Control Register specifies the reset state and the interrupt controls for the
Performance Monitor.
HW_PERFMON_CTRL: 0x000
HW_PERFMON_CTRL_SET: 0x004
HW_PERFMON_CTRL_CLR: 0x008
HW_PERFMON_CTRL_TOG: 0x00C
This register controls various funcitons of the systerm performance monitor.
EXAMPLE
Address:
1466
Reset
Reset
CLKGATE
Bit
Bit
W
W
SFTRST
R
R
RSVD2
29 24
Field
31
30
31
15
1
0
RSVD1
HW_PERFMON_CTRL
// turn off soft reset and clock gating
HW_PERFMON_CTRL_CLR(BM_PERFMON_CTRL_SFTRST| BM_PERFMON_CTRL_CLKGATE);
30
14
1
0
Set to zero for normal operation. When this bit is set to one (default), then the entire block is held in its reset
state.
0x0
0x1
This bit must be set to zero for normal operation. When set to one it gates off the clocks to the block.
0x0
0x1
Always set this bit field to zero.
29
13
0
0
RUN — Allow PerfMon to operate normally.
RESET — Hold PerfMon in reset.
RUN — Allow PerfMon to operate normally.
NO_CLKS — Do not clock PerfMon gates in order to minimize power consumption.
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
ERR_
BUS_
IRQ
28
12
0
0
HW_PERFMON_CTRL field descriptions
27
11
0
0
8000_6000h base + 0h offset = 8000_6000h
RSVD2
26
10
0
0
ERR_
BUS_
IRQ_
EN
25
0
0
9
24
0
0
8
Description
23
0
0
7
22
0
0
6
21
0
5
0
20
IRQ_MID
0
4
0
Freescale Semiconductor, Inc.
19
0
0
3
CLR
18
0
0
2
SNAP
17
0
0
1
RUN
16
0
0
0