2014-06-17 08:37:25 +00:00
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DIGI a9m2440
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============
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This CPU card is based on a Samsung S3C2440 CPU. The card is shipped with:
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* S3C2440\@400 MHz or 533 MHz (ARM920T/ARMv4T)
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* 16.9344 MHz crystal reference
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* SDRAM 32/64/128 MiB
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* Samsung K4M563233E-EE1H (one or two devices for 32 MiB or 64 MiB)
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* 2M x 32bit x 4 Banks Mobile SDRAM
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* CL2\@100 MHz (CAS/RAS delay 19ns)
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* 105 MHz max
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* column address size is 9 bits
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* Row cycle time: 69ns
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* Samsung K4M513233C-DG75 (one or two devices for 64 MiB or 128 MiB)
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* 4M x 32bit x 4 Banks Mobile SDRAM
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* CL2\@100MHz (CAS/RAS delay 18ns)
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* 111 MHz max
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* column address size is 9 bits
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* Row cycle time: 63ns
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* 64ms refresh period (4k)
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* 90 pin FBGA
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* 32 bit data bits
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* Extended temperature range (-25°C...85°C)
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* NAND Flash 32/64/128 MiB
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* Samsung KM29U512T (NAND01GW3A0AN6)
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* 64 MiB 3,3V 8-bit
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* ID: 0xEC, 0x76, 0x??, 0xBD
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* Samsung KM29U256T
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* 32 MiB 3,3V 8-bit
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* ID: 0xEC, 0x75, 0x??, 0xBD
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* ST Micro
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* 128 MiB 3,3V 8-bit
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* ID: 0x20, 0x79
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* 30ns/40ns/20ns
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* I2C interface, 100 KHz and 400 KHz
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* Real Time Clock
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* Dallas DS1337
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* address 0x68
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* EEPROM
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* ST M24LC64
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* address 0x50
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* 16bit addressing
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* LCD interface
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* Touch Screen interface
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* Camera interface
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* I2S interface
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* AC97 Audio-CODEC interface
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* SD card interface
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* 3 serial RS232 interfaces
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* Host and device USB interface, USB1.1 compliant
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* Ethernet interface
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* 10Mbps, Cirrus Logic, CS8900A (on the CPU card)
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* SPI interface
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* JTAG interface
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How to get the binary image:
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Using the default configuration::
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make ARCH=arm a9m2440_defconfig
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Build the binary image::
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make ARCH=arm CROSS_COMPILE=armv4compiler
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2014-06-27 11:00:16 +00:00
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**NOTE:** replace the armv4compiler with your ARM v4 cross compiler.
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