DHCOM iMX25-D2: Difference between revisions
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Capacity: 121.2 MB = 0.1 GB (248320 x 512) | Capacity: 121.2 MB = 0.1 GB (248320 x 512) | ||
Partition 1: Filesystem: FAT16 "NO NAME " | Partition 1: Filesystem: FAT16 "NO NAME " | ||
'''List files''' | |||
''fatls <interface> <device> <directory>'' | |||
Example: fatinfo mmc 1 | |||
= WinCE = | = WinCE = |
Revision as of 16:06, 1 August 2011
Bootloader U-Boot
Console commands
NAND Flash
Nand Flash Read
nand read <SDRAM address> <NAND Flash address> <Bytes>
Example: nand read 80000000 400000 b40000
Description: Copies 11,25MByte from NAND Flash address 0x40_0000 to SDRAM address 0x8000_0000
Nand Flash Erase
nand erase <Block base address> <Bytes>
Example: nand erase 400000 40000
Description: Deletes NAND Flash content from address 0x40_0000 to 0x43_FFFF
Note: The Bytes information needs to be block size aligned!
Nand Flash Write
nand write <SDRAM address> <NAND Flash address> <Bytes>
Example: nand write 80000000 400000 b40000
Description: Cpoies 11,25MByte from SDRAM address 0x8000_0000 to NAND Flash address 0x40_0000
Note: The Bytes information needs to be page size aligned!
Show bad NAND Flash blocks
nand bad
Description: Shows the bad NAND Flash blocks.
Show NAND FLash content
nand dump <NAND Flash address>
Example: nand dump 400000
Description: Shows the content of the specified NAND Flash block
LCD contoller
Show LCD controller settings
lcdinfo
Example:
Display Resolution: 800 x 480 pixels Display Type: Active Color Display Pixel Clock: 22 MHz Bits per Pixel: 16 Bits/Pixel Pixel Polarity: Active High VSYNC Polarity: Active Low HSYNC Polarity: Active Low Clock Polarity: Pos. Edge Output En Polarity: Active High HSYNC Puls Width: 64 Clock Cycles HSYNC Back Porch: 86 Clock Cycles HSYNC Front Porch: 42 Clock Cycles VSYNC Puls Width: 2 Line Cycles VSYNC Back Porch: 33 Line Cycles VSYNC Front Porch: 10 Line Cycles
GPIO's
Show DHCOM GPIO settings
gpioinfo
Example:
GPIO_A: Direction = Input State = 0 GPIO_B: Direction = Input State = 0 GPIO_C: Direction = Input State = 0 GPIO_D: Direction = Input State = 0 GPIO_E: Direction = Input State = 1 GPIO_F: Direction = Input State = 1 GPIO_G: Direction = Output State = 1 GPIO_H: Direction = Input State = 1 GPIO_I: Direction = Input State = 1 GPIO_J: Direction = Input State = 1 GPIO_K: Direction = Input State = 0
SD/MMC Card
Switch between MicroSD and SD Slot
mmcswitch <Slot number>
Example: mmcswitch 2
Description: Switch between SD/MMC Slots: 1 --> SD/MMC Slot, 2 --> MicroSD Slot
Initialize SD/MMC Card
mmcinit
Description: Initialize new inserted SD Card
Filesystem
Show Filesystem information
fatinfo <interface> <device>
Example: fatinfo mmc 1
Interface: MMC Device 1: Vendor: Man 094150 Snr 266e068c Rev: 1.0 Prod: AF UD Type: Removable Hard Disk Capacity: 121.2 MB = 0.1 GB (248320 x 512) Partition 1: Filesystem: FAT16 "NO NAME "
List files
fatls <interface> <device> <directory>
Example: fatinfo mmc 1
WinCE
Registry Settings
LCD Controller
[HKEY_LOCAL_MACHINE\Drivers\Display\LCDC] "PanelType"=dword:1 ; LCD Panel identifier ; Description: Set "PanelType" = 0 to use the bootloader LCD controller settings, which can be programmed to NAND Flash via settings.bin file. [HKEY_LOCAL_MACHINE\SYSTEM\GDI\ROTATION] "Angle"=dword:0 ; no rotation ; "Angle"=dword:5A --> 90 degrees rotated clockwise ; "Angle"=dword:B4 --> 180 degrees rotated clockwise ; "Angle"=dword:10E --> 270 degrees rotated clockwise
Task Bar Look
[HKEY_LOCAL_MACHINE\Explorer] “QVGA“=dword:00000001 ; Change Task bar style: 0 --> normal Windows look, 1 --> PDA look