MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 370

• 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
6.5.6 AHB to APBH DMA burst size (HW_APBH_DMA_BURST_SIZE)
This register programs the apbh burst size of the APBH DMA devices when a DMA burst
request is issued.
It provides a mechanism for improving bandwidth between DMA and device if device's
FIFO is large enough.
Address:
Re-
370
set
Bit
W
R
31
CH15
0
31 30
29 28
27 26
25 24
23 22
21 20
19 18
17 16
CH15
CH14
CH13
CH12
CH11
CH10
Field
Field
CH2
CH1
CH0
CH9
CH8
5 4
3 2
1 0
30
0
29
CH14
0
HW_APBH_DMA_BURST_SIZE
28
0
Reserved.
Reserved.
Reserved.
Reserved.
Reserved.
Reserved. HSADC not support DMA burst request.
Reserved.LCDIF not support DMA burst request.
DMA burst size for GPMI channel 7. Do not change. GPMI only support burst size 4.
DMA burst size for GPMI channel 6. Do not change. GPMI only support burst size 4.
DMA burst size for GPMI channel 5. Do not change. GPMI only support burst size 4.
DMA burst size for GPMI channel 4. Do not change. GPMI only support burst size 4.
27
CH13
0
26
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
HW_APBH_DEVSEL field descriptions (continued)
25
CH12
0
HW_APBH_DMA_BURST_SIZE field descriptions
24
0
23
0
22
1
21
0
20
1
8000_4000h base + 50h offset = 8000_4050h
19
0
CH9
18
1
17
0
CH8
16
1
15
0
Description
CH7
Description
14
1
13
0
CH6
12
1
11
0
CH5
10
1
0
9
CH4
1
8
Freescale Semiconductor, Inc.
0
7
CH3
1
6
0
5
CH2
1
4
3
0
CH1
1
2
0
1
CH0
1
0