MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 1771

• 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

HW_I2C_DEBUG0: 0x0b0
HW_I2C_DEBUG0_SET: 0x0b4
HW_I2C_DEBUG0_CLR: 0x0b8
HW_I2C_DEBUG0_TOG: 0x0bC
EXAMPLE
while(HW_I2C_DEBUG0.DMAREQ == old_dma_req_value); // wait for next dma request toggle
old_dma_req_value = HW_I2C_DEBUG0.DMAREQ;
Address:
Freescale Semiconductor, Inc.
Reset
Reset
toggle
Bit
Bit
W
W
R
R
DMAREQ
Field
31
31
15
0
0
HW_I2C_DEBUG0
30
14
0
0
The DMA request signal has toggled, active high.
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
28
12
0
0
8005_8000h base + B0h offset = 8005_80B0h
HW_I2C_DEBUG0 field descriptions
27
11
0
0
STATE_
VALUE
26
10
0
0
25
0
0
9
24
0
0
8
// remember the new state of the dma request
Description
23
0
0
7
22
0
0
6
SLAVE_STATE
DMA_STATE
21
0
5
0
20
1
4
0
19
0
0
3
Chapter 27 Inter IC (I2C)
18
0
0
2
17
0
0
1
1771
16
0
0
0