MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1376
MCIMX286CVM4B
Manufacturer Part Number
MCIMX286CVM4B
Description
IC MPU I.MX286 289MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX28r
Datasheets
1.MCIMX283DVM4B.pdf
(70 pages)
2.MCIMX283DVM4B.pdf
(2 pages)
3.MCIMX283DVM4B.pdf
(2327 pages)
4.MCIMX283DVM4B.pdf
(20 pages)
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
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Programmable Registers
19.4.11 Entropy Latched Register (HW_DIGCTL_ENTROPY_LATCHED)
The Entropy Latched Register is a read-only test value register.
Address:
Re-
19.4.12 Digital Control Microseconds Counter Register
The Digital Control Microseconds Counter Register is a read-only test value register.
HW_DIGCTL_MICROSECONDS: 0x0C0
HW_DIGCTL_MICROSECONDS_SET: 0x0C4
HW_DIGCTL_MICROSECONDS_CLR: 0x0C8
HW_DIGCTL_MICROSECONDS_TOG: 0x0CC
This fixed-rate timer always increments at 24.0 MHz divided by 24 or 1.0 MHz. It does not
generate an interrupt.
EXAMPLE
1376
set
Bit
W
R
31
0
VALUE
VALUE
Field
31 0
Field
31 0
30
0
StartTime = HW_DIGCTL_MICROSECONDS_RD();
EndTime = HW_DIGCTL_MICROSECONDS_RD();
29
0
HW_DIGCTL_ENTROPY_LATCHED
C0A0h
(HW_DIGCTL_MICROSECONDS)
28
0
This read-only bit field always reads back the results of an entropy calculation. It is used to randomize the
seeds for random number generators.
When the LATCH_ENTROPY bit in the HW_DIGCTL_CTRL register is set to 1, the value of the
HW_DIGCTL_ENTROPY register is latched into this register. This can be used to latch a stable random
value on players where the PSWITCH is not deasserted after power-up.
27
0
26
0
HW_DIGCTL_ENTROPY_LATCHED field descriptions
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
0
24
0
HW_DIGCTL_ENTROPY field descriptions
23
0
22
0
21
0
20
0
19
0
18
8001_C000h base + A0h offset = 8001_
0
17
0
VALUE
16
0
15
0
Description
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
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