Firma DAVE Embedded Systems zaprezentowała zaktualizowaną wersję zestawu deweloperskiego BELK (Bora Embedded Linux Kit) w wersji 3.0.0, która przynosi aktualizację bootloadera U-Boot (2014.07-belk-3.0.0) oraz samego Linuxa (3.17.0-bora-3.0.0), wraz ze wsparciem dla modułu Bora Xpress SoM należącego do serii ULTRA line - najlepiej wyposażonych oraz najwydajniejszych modułów z oferty firmy DAVE.
Poniższe tabele wyjaśniają różnice między dwoma modułami:
Procesor | Xilinx Dual ARM Cortex-A9 ZYNQ XC7Z010/ZC7Z020 @ 800 MHz |
Pamięć | |
Cache | 32 Kbyte instruction, 32 Kbyte data, 512 Kbyte L2 for each core |
SDRAM | up to 1GB DDR3 @ 533 MHz |
NOR | Bootable SPI NOR 8, 16, 32 MB |
NAND | All sizes, on request |
Interfejsy | |
LAN | Gigabit Ethernet 10/100/1000 Mbps |
UART | Up to 2x UART ports |
USB | Up to 2x 2.0 OTG ports |
CAN | Up to 2x CAN |
Debug | JTAG IEEE 1149.1 Test Access Port |
PC Card | Up to 2 x SD/MMC card |
Other | Up to 2x I2C channels |
FPGA | |
Model | Artix-7 |
Logic cells | 28K to 85K |
LUTs | 17K to 53K |
Flip Flops | 35K to 100K |
RAM | 240KB to 560KB |
DSP Slices | 80 to 220 |
Differential pairs | up to 34 differential pairs for high freq. interfaces |
Nadzór | On board power supply supervision and power sequencer |
Wymiary | |
Connectors | 3 x 140 pins 0.6mm pitch |
Physical | 70 mm x 50 mm |
Temperature | Commercial (0°C / +70°C) |
Zasilanie | |
Input | 3.3V, voltage regulation on board FPGA banks can be supplied externally |
Software | |
Bootloader | U-Boot |
Multitasking | Linux 3.xx |
Procesor | Xilinx Dual ARM Cortex-A9 ZYNQ XC7Z015/ZC7Z030 @ up to 1GHz | |
Pamięć | ||
Cache | 32 Kbyte instruction, 32 Kbyte data, 512 Kbyte L2 for each core | |
SDRAM | up to 1GB DDR3 @ 533 MHz | |
NOR | Bootable SPI NOR 8, 16 MB | |
NAND | All sizes, on request | |
Interfejsy | ||
LAN | Fast Ethernet 10/100/1000 Mbps | |
UART | up to 2x UART ports | |
USB | up to 2x 2.0 OTG ports | |
CAN | up to 2x CAN | |
Debug | JTAG IEEE 1149.1 Test Access Port, CoreSightTM, PTM | |
PC Card | Up to 2 x SD/MMC card | |
Other | Up to 6x I2C channels | |
FPGA | ||
Model | Artix-7 (Z-7015) | Kintex-7 (Z-7030) |
Logic cells | 74K | 125K |
LUTs | 46K | 78K |
Flip Flops | 92K | 157K |
RAM | 380KB | 1.060KB |
DSP Slices | 160 | 400 |
Differential pairs | up to 4 PCI Express gen2 | |
Nadzór | On-board power supply supervision and power sequencer | |
Wymiary | ||
Connectors | 3 x 140 pin 0.6mm pitch | |
Size | 85 mm x 50 mm | |
Temperature | Commercial (0°C / +70°C) | |
Zasilanie | ||
Input | 3.3V, on-board voltage regulation | |
FPGA banks | PSU can be provided externally | |
Software | ||
Bootloader | U-Boot | |
Multitasking | Linux 3.x.x |