MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1238

• 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
14.8.178 DRAM Control Register 189 (HW_DRAM_CTL189)
This is a DRAM configuration register.
Address:
Re-
1238
set
Bit
W
AXI5_EN_SIZE_
AXI4_EN_SIZE_
R
LT_WIDTH_
LT_WIDTH_
31
0
INSTR
INSTR
31 16
Field
15 0
30
0
29
0
HW_DRAM_CTL189
28
AXI5_EN_SIZE_LT_WIDTH_INSTR
0
Allow narrow instructions from AXI port 5 requestors with bit enabled.
Allow narrow instructions from AXI port 4 requestors with bit enabled.
27
0
26
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
0
24
0
23
0
HW_DRAM_CTL189 field descriptions
800E_0000h base + 2F4h offset = 800E_02F4h
22
0
21
0
20
0
19
0
18
0
17
0
16
0
15
0
Description
14
0
13
0
12
AXI4_EN_SIZE_LT_WIDTH_INSTR
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