MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1174

• 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
14.8.76 DRAM Control Register 81 (HW_DRAM_CTL81)
This is a DRAM configuration register.
Address:
Re-
14.8.77 DRAM Control Register 82 (HW_DRAM_CTL82)
This is a DRAM configuration register.
Address:
1174
set
Reset
Bit
W
OCD_ADJUST_
OCD_ADJUST_
R
OBSOLETE
PUP_CS_0
PDN_CS_0
Bit
31
W
0
R
RSVD2
RSVD1
31 16
15 13
Field
12 8
7 5
4 0
30
0
31
0
29
0
HW_DRAM_CTL82
HW_DRAM_CTL81
28
0
30
0
Always write zeroes to this field.
Always write zeroes to this field.
OCD pull-up adjust setting for DRAMs for chip select 0.
This parameter is reserved for future use and should be programmed to 0x0.
Always write zeroes to this field.
OCD pull-down adjust setting for DRAMs for chip select 0.
This parameter is reserved for future use and should be programmed to 0x0.
27
0
26
0
29
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
25
0
OBSOLETE
RSVD1
24
0
28
0
23
0
HW_DRAM_CTL81 field descriptions
800E_0000h base + 148h offset = 800E_0148h
800E_0000h base + 144h offset = 800E_0144h
22
0
27
0
21
0
20
0
26
0
19
0
18
25
0
0
17
0
16
24
0
0
15
0
Description
RSVD2
23
14
0
0
13
0
22
12
0
OCD_ADJUST_
0
PUP_CS_0
11
0
21
0
10
0
OBSOLETE[23:16]
0
9
20
0
0
8
Freescale Semiconductor, Inc.
0
7
RSVD1
19
0
0
6
0
5
18
0
0
4
OCD_ADJUST_
PDN_CS_0
3
0
17
0
0
2
0
1
16
0
0
0