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DIGI a9m2440
============
This CPU card is based on a Samsung S3C2440 CPU. The card is shipped with:
* S3C2440\@400 MHz or 533 MHz (ARM920T/ARMv4T)
* 16.9344 MHz crystal reference
* SDRAM 32/64/128 MiB
* Samsung K4M563233E-EE1H (one or two devices for 32 MiB or 64 MiB)
* 2M x 32bit x 4 Banks Mobile SDRAM
* CL2\@100 MHz (CAS/RAS delay 19ns)
* 105 MHz max
* column address size is 9 bits
* Row cycle time: 69ns
* Samsung K4M513233C-DG75 (one or two devices for 64 MiB or 128 MiB)
* 4M x 32bit x 4 Banks Mobile SDRAM
* CL2\@100MHz (CAS/RAS delay 18ns)
* 111 MHz max
* column address size is 9 bits
* Row cycle time: 63ns
* 64ms refresh period (4k)
* 90 pin FBGA
* 32 bit data bits
* Extended temperature range (-25°C...85°C)
* NAND Flash 32/64/128 MiB
* Samsung KM29U512T (NAND01GW3A0AN6)
* 64 MiB 3,3V 8-bit
* ID: 0xEC, 0x76, 0x??, 0xBD
* Samsung KM29U256T
* 32 MiB 3,3V 8-bit
* ID: 0xEC, 0x75, 0x??, 0xBD
* ST Micro
* 128 MiB 3,3V 8-bit
* ID: 0x20, 0x79
* 30ns/40ns/20ns
* I2C interface, 100 KHz and 400 KHz
* Real Time Clock
* Dallas DS1337
* address 0x68
* EEPROM
* ST M24LC64
* address 0x50
* 16bit addressing
* LCD interface
* Touch Screen interface
* Camera interface
* I2S interface
* AC97 Audio-CODEC interface
* SD card interface
* 3 serial RS232 interfaces
* Host and device USB interface, USB1.1 compliant
* Ethernet interface
* 10Mbps, Cirrus Logic, CS8900A (on the CPU card)
* SPI interface
* JTAG interface
How to get the binary image
---------------------------
Configure with the default configuration::
make ARCH=arm a9m2440_defconfig
Build the binary image::
make ARCH=arm CROSS_COMPILE=armv4compiler
**NOTE:** replace the armv4compiler with your ARM v4 cross compiler.
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