ARM9 development board targets Linux
Jul 17, 2007 — by LinuxDevices Staff — from the LinuxDevices Archive — 2 viewsShenzhen-based embedded specialist Embest Info & Tech has added another board to its growing line of ARM9-based single-board computers (SBCs) and evaluation kits. The NK9315 supports Linux, Windows CE, and other high-level operating systems on a Cirrus Logic EP9315 microcontroller.
According to Embest, the EP9315 SoC (system on chip) is based on a 200 MHz ARM920T processor core, along with a memory management unit (MMU) and a “MaverickCrunch” coprocessor that accelerates single- and double-precision integer and floating-point processing. The NK9315 SBC includes 64 MB each of SDRAM and NAND flash, plus 32 MB of NOR flash.

Cirrus EP9315 SoC block diagram
(Click to enlarge)

NK9315 SBC block diagram
Embest lists additional specifications of the NK9315 as follows:
- Video outputs:
- LCD up to 1024 by 768
- VGA connector
- S-video connector
- Composite video connector
- I/O ports:
- 10/100 Ethernet
- 3 USB 2.0 Host ports
- 5 serial ports — 4 RS232, 1 RS485
- CAN bus
- 8×8 keyboard interface
- PS/2 port
- IDE interface
- touchscreen ADC
- AC97 audio; line in/out jacks
- 20-pin JTAG port
- Expansion:
- CompactFlash socket
- PCMCIA slot
- Dimensions — 7.87 x 5.51 inches (200 x 140 mm)
- Power — 12 VDC
Software provided with the NK9315 includes ARM Linux 2.4.21 and 2.6.8 kernels, a Windows CE 4.2 BSP (board support package), and a download utility, all supplied in source code form, according to Embest.
The NK9315 is shipping now priced at $569, which includes serial and Ethernet crossover cables and a 12V power supply.
This article was originally published on LinuxDevices.com and has been donated to the open source community by QuinStreet Inc. Please visit LinuxToday.com for up-to-date news and articles about Linux and open source.