MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1762

• 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
Address:
1762
Reset
Reset
ANY_ENABLED_
RCVD_SLAVE_
GOT_A_NAK
MASTER_
PRESENT
PRESENT
Bit
Bit
W
W
R
R
SLAVE_
RSVD1
27 24
23 16
ADDR
Field
IRQ
31
30
29
28
31
15
1
0
HW_I2C_STAT
30
14
1
0
This read-only bit indicates that the I2C master function is present when it reads back a one. This I2C function
is not available on a device that returns a zero for this bit field.
0x0
0x1
This read-only bit indicates that the I2C slave function is present when it reads back a one. This I2C function
is not available on a device that returns a zero for this bit field.
0x0
0x1
This read-only bit indicates that the I2C controller has at least one enable interrupt requesting service. It is
the logic OR of all of the IRQ summary bits.
0x0
0x1
Read-only view of the got-a-nak signal.
0x0
0x1
Always set this bit field to zero.
This read-only byte indicates that the state of the slave I2C address byte received, including the read/write
bit received from an address byte that matched our slave address.
29
13
0
0
UNAVAILABLE — I2C is not present in this product.
AVAILABLE — I2C is present in this product.
UNAVAILABLE — I2C is not present in this product.
AVAILABLE — I2C is present in this product.
NO_REQUESTS — No enabled interrupts are requesting service.
AT_LEAST_ONE_REQUEST — At least one of the summary interrupt bits is set.
NO_NAK — I2C master has not detected a NAK.
DETECTED_NAK — I2C master has detected a NAK.
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
8005_8000h base + 50h offset = 8005_8050h
28
12
0
0
BUSY
BUS_
27
11
HW_I2C_STAT field descriptions
0
0
26
10
0
0
RSVD1
25
0
0
9
24
0
0
8
Description
23
0
0
7
22
0
0
6
21
0
5
0
RCVD_SLAVE_ADDR
20
0
4
0
Freescale Semiconductor, Inc.
19
0
0
3
18
0
0
2
17
0
0
1
16
0
0
0